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Origin 2026b Features

Life Science Workflow

Add key missing menus and plot categories from Stats mode to Life Science mode  

Share some key feature from Stats mode to Life Science mode

Biostats Mode Support  

Use Prism XML for Drag and Drop

Import

CSV Connector better support on complex data  

CSV Connector supports auto detect complex data.

Data connector clone Import to new worksheets  

Improve clonedc dialog to support duplicating books with more files.

Database Import should import image as embedded Image window  

Database Import by default import image as embedded Image window

Detecting header lines by leading character does not support empty line  

If there are some empty lines between main header with leading character, then set By Leading Character in Import Wizard or impASC dialog will skip the empty lines and go on detecting main header.

Export

Export > ASCII should be changed to Export > Text/CSV  

File > Export > Text/CSV

Fitting categories and functions should be specific to Life Science Mode  

Prism-style categories/functions

For Life Science Mode, add Import Prism to File menu  

When install Life Science Mode, there is File: Open Prism… after File: Open… entry.

Import Data to Data Table  

Support import Prism file (.xml, .pzfx, .prism, .prismt) to automatically construct structured worksheet by using Prism Connector

Improve Excel connector import speed  

Improve about 40% percent faster.

Life Science Mode  

Life Science Mode is introduced in Origin 2026b to focus on life science workflows.

Option for Connector to be removed Post Import  

Added system variable @RDC to control if remove data connector after import.

Plotting in Grouped Data Table  

Data Table access to Origin's powerful graphing capabilities via Plot menu, which provides hundreds of templates and let you plot a fully customized graph in one-click.

Provide control in Preferences Options dialog to Remove Data Connector  

Add Data Connector control with four options in Preferences: Options dialog Miscellaneous tab.

  1. Lock imported data

  2. Allow data sorting

  3. Unlock data after import

  4. Remove connector after import

Provide Transparent Background option for png image on Export Graphs (Advanced) dialog  

Add Transparent Background option for png image on Export Graphs (Advanced) dialog

Recent Data File entry in Startup dialog should remember table type  

Reimport recent data file from start menu or Data menu will remember the table type

Smartly Pasting from Prism Table  

Paste from Prism table will smartly constructure worksheet as corresponding structure table

Startup Dialog  

Startup dialog for Life Science Mode

Stats Tools to support Data Table  

Most statistics tools are accessible from Statistics main menu, and frequently-used tools support replicate values

Structure Data Table  

Support new structure table like Prism

Sturcture Table Icon for Data Table  

Provide table icon at the top-left Corner of worksheet for Data Table

Support to export Notes to html without extra js files  

support export HMTL Notes as mhtml file

Turn off Excluded Imported when Saving in Preferences: Options  

Added Exclude Imported when Saving node to Miscellaneous tab of Preferences: Options dialog.

Unstack Column to create Data Table  

Unstack Column supports generate Data Table

Analysis

Add Distribution Overview Plot  

A parametric and nonparametric graphical tool used in reliability and survival analysis to visualize the distribution of time-to-event data.

Add frequency option in PDA for Right Censoring Dialog  

Support Frequency for Right Censoring data when excuting Parametric Distribution Analysis

Add Predictive Modeling Advisor app  

Similar Stats Advisor, add the Menu under Analysis to Help to determine the appropriate predictive modeling/tool/App.

Coding and Test for PDA of Arbitrary Censoring  

A tool used in Reliability and Survival Analysis to model time-to-event data that is subject to a mixture of exact, right-, left-, or interval-censored observations.

Conclusion Chart Support for One Proportion Test  

More graphs are supported in Hypothesis Testing: One Proportion Test for conclusion.

Conclusion Chart Support for Two Proportion Test  

More graphs are supported in Hypothesis Testing: Two Proportion Test for conclusion.

Consistent GUI in Reliability and Survival Analysis  

Improve the GUI to make this APP user-friendly.

Consistent Menu for Hypothesis Test and Power and Sample Size  

Use consistent menu for multiple tests in Hypothesis Test and Power and Sample Size

Cross Tabulation and Chi-Square Test Support Contingency Table  

Both cross-tab raw data and contingency table are available as input in this tool.

Distribution Identification for PDA Right Censoring  

Identify the distribution for Parametric Distribution Analysis for Right Censoring data.

DOE: support include center point in model for PSS  

Available for Power and Sample Size with 2-Level Factorial or Plackett-Burman design.

Factor name supports more characters  

In Design of Experiment App, support more characters for factor name/level when creating/analyzing the design.

GUI Consistent for DOE  

Improve the GUI to make Design of Experiment APP user-friendly.

Hypothesis Testing: One Sample Poisson Rate (Pro Only)  

New tool to test whether the rate (mean) of a Poisson-distributed process equals a specific value.

Hypothesis Testing: Two Sample Poisson Rate (Pro Only)  

New tool to test whether the event rates from two independent Poisson-distributed populations are significantly different.

Implement for NPDA for Right Censoring  

Non-Parametric Distribution Analysis for Right Censoring new tool are availale in Reliability and Survival Analysis app.

Implement Transform (Pre-process) Warranty Data  

Pre-process the Warranty Data before the Warranty Prediction.

Improve arrangement on Histogram residual plots in fitting tools  

Support Arrange Plots of Same Type in One Graph
and Arrange Residual Plots in One Graph checkbox checked at same time

Improve proportion tests (support multiple values as input and add assumptions on report graph)  

Improvements for the One/Two-Proportion/Variance Test tool under Power and Sample Size main menu

Improve Residual Plot Template for Fitting  

Fit Curve and Residual Plot use thicker line and smaller symbol, consistent color

Improve Subtract Straight Line to support recalculate and new output column  

Subtract Straight Line now supports opening dialog with output choice and recalculation.

Improve Warranty Analysis for more distributions  

More Distributions are supported since Origin 2026b

Include the Table of Percentiles in Report sheet  

Add prediction result in report of Parametric Distribution Analysis for Right Censoring tool.

Indicate unusual observations in linear regression graph  

For Linear Fit and Polynomial Fit, support output Leverages, Cook’s Distance, Atkinson’s T

For Linear Fit, support show Indicate Outliers in Fitted Curve, the check is enable Linear fit from worksheet and arrange plots of same type in one graph is clear

Intersect gadget label control  

Support custom point maker and label like below:

  1. move label for all

  2. ctrl to move 1 label

  3. delete point maker

  4. ctrl+delete 1 point maker

  5. Double click point maker will open dialog to further custom the point maker and label

Mini toolbar button Change Parameter  

Quick way to open the corresponding change parameters dialog by clicking on output curve

Mixture design supports multiple totals  

Support multiple total values in mixture design of Design of Experiment App

NLFit on XY Data Support Customizing Summary Table  

After fitting, a lot of fitted parameters output into report sheet, click Create Copy as New Sheet context menu will pop up dialog to pick custom parameter

Power and Sample Size for one sample Poisson Rate (Pro Only)  

The power and sample size for a one-sample Poisson rate address how many observations are needed to detect a specified difference between a hypothesized rate and the true rate, with a given level of confidence. And data is assumed to follow a Poisson distribution.

Power and Sample Size for Two sample Poisson Rate (Pro Only)  

New tool to compare the difference between two population rates, can used to detect the difference between power, sample size, and the comparison proportion.

Provide "Actual Power" value and the Power Curve Plot in the t-test pss tools  

Improvements for the One/Two/Paired-Sample T-test tool under Power and Sample Size main menu

Provide built-in distribution functions for SPC  

Provide built-in distribution functions for SPC

Put more analysis tool's result info. to Method row  

More analysis tool’s result info moved from Comment row to Method row

Show one recalculation lock for single operation  

For analysis on multiple plot one operation, now only show one graph lock under layer icon.

In old version, it will show too many graph lock

Support Analyze Binary Response in Design of Experiment  

Support for the following design types:

  1. Factorial Design

  2. Response Surface Design

  3. Definitive Screening Design

Support Analyze Variability for Factorial Deisgn in Design of Experiment  

Support pre-processing the variability data then analyze to exam how much the response varies across different factor settings

Support Dunnett Means Comparison in One-Way ANOVA  

Dunnett Means Comparison is available for One-Way ANOVA since Orign 2026b

Support Duplicate Operation for statistics operation tools  

Both Duplicate this Operation and Duplicate Operation for Specific Sheets are supported for:

  1. Statistics on Columns/Rows

  2. Normality Test

  3. All ANOVA tools

  4. ROC Curve

Support Equal Variance is not Assumed for Two Sample T test with Summarized Data  

The SEM for Mean Difference calculation method is updated for Equal Variance is not Assumed.

Support one-side CI for PDA Right Censoring  

In Parametric Distribution Analysis for Right Censoring tool, two-sided, Lower Bound, Upper Bound CI are supported.

Support Optimal Design in Design of Experiment  

Select the optimal design from a set of design created by DOE for improvement.

Support Overlaid Contour Plot  

Use an overlaid contour plot to find the region where predicted responses meet the target criteria.

Support probability plot in the Normality Test tool  

Probability plot is available in Normality Test tool for better normality detection.

Support Random Forest  

Random Forest is an ensemble learning method that improves accuracy and stability by constructing multiple decision trees and combining their predictions.

Support Regression with Life Data  

Regression with life data to model how predictors influence product failure time.

Support Sample Size for Estimation  

Use Sample Size for Estimation to :

  1. Estimate the sample size for the desired margin of error(s).

  2. Estimate the margin of error for given sample size(s).

Support Summary Chart in one-way ANOVA  

  1. Support Graphical Summary Report with Tukey(Default); Bonferroni; Dunn-Sidak; Fisher’s LSD; Scheffe' method

  2. Support Graphical Diagnostics Report

  3. Support Graphical Power Analysis Report

  4. Support Effect Size Table

Support Test Plan tools in Reliability and Survival Analysis  

Support the following test plan tools to to design efficient life tests or accelerated life tests (ALT):

  1. Test Plan for Demonstration

  2. Test Plan for Estimation

  3. Test Plan for Accelerated Life Testing

Test for Homogeneity of Proportions(Pro Only)  

The Test for Homogeneity of Proportions is used to determine whether several populations (or groups) have the same proportion of a certain characteristic.

Time Series plot support input Y data with missing value  

Remove the missing value check on Y data

Times Series plot support data time X axis label  

Support Row Index as X Source, all selected column will be treated as Y, and always show Time Label Column to set X tick label

Update to newer OpenCV version 4.12.0  

Warranty Analysis support one value/multi values/column for Future Production Plan  

Open Reliability and Survival Analysis app then click the Warranty Analysis button to open the tool. Set one value/multi values/column as the Production Quantity Value(s).

Data Handling

Add SVG support to embed image into worksheet cell  

Support inserts a SVG image to embed into worksheet cell

Add/Insert Columns to Other Sheets  

Context menu to add/insert column to similar sheets

Auto Label Row Cell Formula support  

Cell formula in User-defined label row will be automatically added to newly added columns

Auto Rescale of graph in worksheet  

Easy way to turn on Auto Rescale of graphs in worksheet

Convert to LaTex mini toolbar button  

Mini toolbar button adds to convert text in label cell to LaTex

Copy excel formula with localized Excel function names  

For German version, support copy excel formula with localized Excel function names

Ctrl + Enter Improvement  

Improve Ctrl + Enter to support whole column and hidden rows

Flash Fill support trimming arbitrary spaces in text  

Imrove Flash Fill to trim arbitrary spaces in text smartly

Hotkey for Paste (Keep Space)  

Ctrl+Shift+V for Paste (Keep Space)

Improve check/uncheck items in View context menu  

Keep the Worksheet View context menu shows after check/uncheck a item

Mirror Columns  

Mirror column to other sheets that doesn’t take storage

Mirror sheet  

Mirror a whole sheet to other book or folder

Option to allow sheet Enter key to change direction  

New option in the Options dialog to decide the Enter key direction inside worksheet

Rescale axis for Graph Sheet or floating graph in worksheet  

Rescale, Rescale X, Rescale Y toolbar buttons are enabled in worksheet

SCV better handle Complex function  

If function returns Complex, SCV will auto set column format as Complex

Set column width for multiple sheets  

Support setting column width for multiple worksheets in the same time

Show Y index in Header  

Show Y count in column header

Support Group for ROI in Matrix/Image  

Support Group for ROI in Matrix/Image

Support trim spaces when paste/import from Excel  

1.Support trim spaces when paste from Excel

2.Improve Trim() function to trim spaces.

Unstack Columns Support Sort Other Column by Categorical Order  

Unstack Columns support sorting Other Column by categorical order in result sheet

Graphing

Add Reference Lines by Column Label Rows  

When adding reference lines, user can pick values from column label rows

Add Reference Lines in All Layers  

Add Option to add reference line for all layer. Two radio are added in left-bottom corner of Insert Reference Lines dialog

Add Show/Hide Masked Data Toolbar Button in Stats Mode  

In Stats Mode, add Hide/Show Masked Data Points button after Masked Points on Active Plot.

Annotation Popup Setting Dialog Like Draw Data  

When click Annotation tool, dialog with some customize setting will pop up

Common speed improvement on Graph creation  

Common speed improvement on Graph creation

Connect handle missing value for Step Line plot  

Add a new checkbox Draw Valid Step Segments for Missing Value in Plot Details Page’s Display tab.

Graph Annotator Improvements  

Improve the Graph Annotator to easy use

Graph Maker Scatter supports Y with Multiple X  

Graph Maker Scatter supports Y with Multiple X. and use different dataset indcator for Y with Multiple X

Grouped box/histogram/column support Horizontal and Vertical Panels  

  1. Split Panels by is renamed to Horizontal Panels by

  2. Add Vertical Panels by under Horizontal Panels by

Grouped Histogram Support Preview  

Origin 10.3b now supports preview panel for Grouped Histogram dialog

Hide Node Labels less than % for Sankey  

support Hide if Less Than(%) option for showing Labels for Nodes.

Improved Grouped Box-Indexed Data  

  1. Add Data Scaling Level control

  2. Support Horizontal and Vertical Panels by

  3. Add Split Data by Control for Label row

  4. Add Multiple Data Groups control

  5. Add Graph Theme: Box_Individual Value

Improved Grouped Columns  

  1. Add Data Scaling Level control

  2. Support Horizontal and Vertical Panels

Improved Grouped Histogram  

  1. Support Horizontal and Vertical Panels

  2. Add Split Data by Control for Label row

  3. Add Multiple Data Groups control

Improved Grouped Scatter  

  1. Support Horizontal and Vertical Panels

  2. Add Split Data by Control for Label row

  3. Add Multiple Data Groups control

Improved Pareto Chart  

  1. Add control Show Table for Count and Cumulative Percent

  2. Add info to indicate input data

Individual Value Chart  

Add a new method Offset Overlapped in Arrange Points option for box plot

Master Page Support 3D Graph  

Master Page works for 3D.

More Annotation Support Snap  

Distance/Angle Annotation support snap to 45° when hold Shift key

More Axes and Plot Settings in Graph Option  

Add Line Color option on the right side of Line Thickness in Graph Options: Axes tab.

More MT support on Object Manager  

Support mini toolbar on Object Manager when mouse cursor is not pointer

More separate tick label options before and after break  

Add 2 more options on Tick Label After Break tab

Multiple Panels tool supports single layer output  

Add control All Groups in One Layer

New Graph Maker app supports multiple preview  

  1. Flip Through Multiple Pages in Preview

  2. Provide Identifier Combo for Preview

New Graph Maker improvement  

  1. Support Horizontal and Vertical Panels

  2. Support Y with Multiple X

  3. Support Output to Graph

  4. Support Individual Value Plot

Option to create new graph page for statistics graph that's embedded  

Origin 2026b provide ratio to switch output for all the plotting XF that provide report sheet.

Overlaid Contour Plot  

Select columns designated as "XYZ..." to make overlaid contour plot.

An Overlaid Contour plot can be used to visually identify a region where the predicted means for one or more response variables all fall within an acceptable range, which means the effective trade-offs and compromises can be achieved among the various responses.

Recalculation locks in graph Improvements  

Support hide recalculation locks in graphs globally if too many

Scatter plot Jitter points arrangement  

Add a new control Data Points Arrangement in Plot Details dialog’s Display tab (plot level).

Set Graph names in Graph Options  

Add Graph name tab to set Graph long name and page title

Should use % instead of absolute position when moving axes by dragging  

When dragging axis, we change it as % by default.

Slope Annotation  

Calculate the slope between two selected points based on their coordinate values

Support ascending/descending order of y value for column chart  

Add control Order under Plot Details dialog’s Display tab (in plot level)

Support restore graph scale for Scale Zoom-Panning toolbar  

Double click to restore graph scale

Ternary Overlaid Contour  

Similar to Overlaid contour plot, but require another Z.

Select columns designated as "XYZZ..." to make Ternary overlaid contour plot.

Transparency for Fill Only Control for Contour  

Add Transparency for Fill Only checkbox after Transparency control.

Use System Increment List Instead of Classic When No Available Color List  

When there is no available color list, we will use system increment list instead of classic.

Want Axis MT button to quickly add single axis break  

Support add a single axis break with Axis mini toolbar button

Miscellaneous

App Center Search Bar Improvement  

Support Search Bar in App Center dialog

Batch Plot for Operation with multiple pages  

Support batch plotting for operation with multiple pages

Batch Plot with Column Offset -- Specify Offset by Target Column  

Introduced Specify Offset by Target Column node to specify column offset by select target column in middle table.

Batch Plotting: Improvements to work with data from multiple sheets  

1.Added Batch Plot for node with following options.

  • Active Page

  • All in Active Folder

  • All in Active Folder (Recursive)

  • All in Active Folder (Open)

  • All in Active Folder (Include Embedded)

  • All in Project

  • Specified

2.AddED New Layer of Original Graph as an option in Plot Selected to node.

Combine Use Associated X and Match X by Offset as combo  

Combine Use Associated X and Match X by Offset as combo “X/Error Mapping Method” with three options.

  1. Use Original Column

  2. Use Associated Column

  3. Match by Column Offset

Data Info Panel in Graph Window  

When start data highlighter from graph, show Data Info Panel.

In highlighter mini toolbar, can turn on/off the panel

Switch graph window will show the panel for active graph

In top-right corner of Data Info Panel, click Specify Data Info to custom list in panel

Find in Project Files 2026b New Features  

Introduced following features for Find in Project Files dialog.

  1. Limit Number of Files

  2. Include Data Cells(1st Match)

  3. Match column

Find in Project Files should include Comment in Project File  

Include File Comments to All options.

Hot Key to toggle Show Active Layer Only  

Support hot key to show active layer when two or more layers

Improve time when opening and closing documents  

Improve time when opening and closing documents

keep object size when layout dimensions are changed  

Add a new checkbox “Keep Objects' Size/Position On Size Change” in Print/Dimensions tab of layout’s Plot Details dialog. if this checkbox is on, objects sizes will not change even though layout dimensions are changed.

More buttons in MT for Report Sheet tables  

When click report sheet cell, support 5 more Mini Toolbar button

  1. Create Copy as New Sheet

  2. Digits

  3. Send to Word

  4. Send to PowerPoint

  5. Send to Layout

MT button on Data Table Graph to add/remove Raw Data  

Support add/remove Raw Data

Need a MT button to generally remove format of text objects  

Support Clear All Formatting mini toolbar to remove format of text objects when select multiple objects

Project Browser Column mode improvements  

Project Browser Column mode improvements

Project Save As Edit Comment  

Project Save As dialog Comment Box can be make wider.

Search Contents in Project Browser and Recent Origin Files dialogs  

  1. Add Contents Column for Graph window for searching Text Objects

  2. Notes window full contents search and highlight in tooltip of last search

  3. Support search embedded graph in Project Browser

Search Plot Type in Search Box Show Full Path  

Search Plot Type in Search Box Show Full Path

Set Minimize width for Project Explorer dockable windows  

Not allow Project Explorer dockable window to be too narrow

Shorten Search Box in the menu  

Shorten Search Box in the menu

Support Saving Image Window  

Support Saving Image Window

View Option to Highlight Active Layer when using tool  

When using tool like Distance Annotahen using tool like Distance Annotation on overlapping layers, show indicate active layer.

Also support switch layer with layer icon or hwitch layer with layer icon or hot key: Ctrl+Alt+L when using tool

Programming

Add AnyNANUM and AllNANUM to matrix  

Added following two OC functions.

int AnyNANUM(vector<BOOL>& vAnyNANUM, int nDim = 1);
int AllNANUM(vector<BOOL>& vAllNANUM, int nDim = 1);
Add reverse to vectorbase  

Add following OC function to reverse vector.

BOOL vectorbase::Reverse()
betainv returns missing value  

Added following OC function.

double ocmath_betainv(double p, double a, double b);
Disable quit() function in Origin's embedded Python  

Disable Python function quit() in Origin's embedded Python.

Function to extract string inside Quotes/Parenthesis  

Add Inside() function to return the substring enclosed by a matching pair of marks.

Function to strip leading string for a list  

Add StripLeading() function to remove a single leading list marker (number, letter, or bullet) followed by whitespace.

IFerror Function  

Add IFerror() function to handle error in a formula

LabTalk to get all booknames and sheetnames  

BookNames() and SheetNames() functions are added to get all book and sheet short names from current book, folder or project.

plotxy Supports Plus Minus Error  

Import plotxy to support X Error and Plus Minus Error

SumSq Function  

Add SumSq() function to calculates the sum of the squares of a given set of numbers.

Support Not Equal notation like Excel  

Support <> comparison operator to mean not equal

Update Scintilla to newer version 5.5.8  

Update Scintilla to newer version 5.5.8, so Code builder supports some new features like edit blocks in multiple lines at one time.

Want intellisense in Code Builder within Scintilla editor  

Introduced OriginC Autocomplete app to call cpptools to support more features for Code Builder:

  1. Auto Complete

  2. Go to definition (Press F11 on a symbol)

  3. Show document when hover on a symbol

  4. List symbols in active document (Alt+M)

  5. Find all references to a selected symbol (Shift+Alt+F)

Want OC interface for faster file download speed  

Added following OC function.

OC_API bool okutil_http_range_request_to_buffer(ByteArray* parrContents,
    LPCOSTR lpcszUrl, const HttpRangeRequestParameters* lpParameters = NULL,
    StringArray* psaResponseHeaders = NULL, StringArray* psaLogs = NULL);
Want SPC box-cox data transformation function  

Add LabTalk function for Box-Cox, Johnson and Yeo-Johnson transformation.

Origin 2026b Bug Fixes

Export

fail to export graphs to corresponding sub-folders correctly  
A part of trend line will disappear when using Send Graph to Word  

Import

Auto Refresh Failed on Certain Project  
column header failed to be recognized if same beginning as main header  

Statistics

Duplicate operation with Specified sheet for GLR(General Linear Regression)  
Failed to import certain Heka data file  
Geometric Standard Deviation when there is 0  
Graphical Summary accuracy issues for small size or missing value data  
JCAMP import fails to replace data from previous file  

Worksheet

Join Multiple Sheets by Column failed to match same values in matching column  
Linked table becomes static text when updating fitting in copy pasted graph  
Merge book fails to work if SCN notation is OFF  
NPHKSamples: wrong footnote for Median test  
Print Peak Analysis Graph Stretch the Fitting Results Table  
Result for 1-Proportion Test and 2 Proportion Test is Wrong  
Runtime error when P value is NANUM and design has blocks  
SCV calculation wrong after column filter is applied  
Some Embedded EMF images are distorted or rendered incorrectly when exported to SVG  
Two Sample T test power curve issue for different sample size case  
Wrong Conclusion Message in 2-sample t-Test  

Analysis

3-Parameter LogNormal 95% Confidence Band of PP plot with historical parameter precision issues  
95% Confidence Band of PP plot with historical parameter precision issues  
Dataset Identifier in Graph Table issues on fitting tools  
Failed to set Set Decimal Places to value large than 6 for report sheet  
Fitting Arrange Plots in One Graph Messed Up  
Graph mess up when toogle Derivative Order in Gadgets: Differentiate  
Grouped Scatter is Slow When there are many layers  
NLFIT Results table failed to generate in source graph  
NLFIT Results table failed to generate in source graph for multiple variables function  
PP-Plot of fitting tools used wrong plot type  
Quick Sigmoidal Fit Gadget could not change data  
Reduce Duplicate X Data calculates wrong result for RMS method  
Runtime error when initial parameter with formula in Implicit fit  
Signal processing tools should treat empty input data as valid  
Source label and Dataset Identifier issues on fitting reports  
Turn Off Speed Mode Crash When there are many data labels  

Graphing

"0" label is hidden when reverse X Axis in Bar chart  
Add checkbox “Show Legend Only When Number of Plots in Layer > 1”  
Angle annotation angle is not same as setting  
Axis fails to recognize Anchor Tick value when date format not match OS Region setting  
Better display on image background for table object  
Certain project shows fewer tick label compared with Origin2025bSr0  
Certain special ticks failed to show on log scale axis  
Collect issue about merge graph  
Connect Begin and End for Line Plot for All Coordinates  
Distance Annotation object changes to an extreme length in vertical direction  
Droplines specified by X= on log scale failed to start from exact position on plot  
Encountered an improper argument when plot histogram with special data  
Error Bar drawing issue  
Fail to click the node to select if outside page view in graph  
Fail to open show/hide layers dialog in Cluster plot if open Project by Appending project  
fail to unmask data point from graph window  
Graphing Slowness on large data project  
Grouped Column plot loses customizations when changing parameters  
height of right brace increases out of proportion  
Histogram Plot Parameter Table fails to keep format when batch plotting  
Improve Browser Plot with Many Columns  
Improve speed for Interval Plot with lots of data  
Label Position Outside Wisker Fail when X Scale Reversed  
Layer Icon Font different when there are more than 9 layers  
Merge Graph should be able to omit objects in the gray area of graph window  
Merge Graphs tool takes higher precedence for embedded graph  
MT Statistics Reference Line failed on Right-Y  
New Graph Maker issues in Regular version  
Origin crash after undo hide plot navigator by MT  
P-P plot should allow negative data for certain distributions  
Selected column issue in active wks for stiff map  
Some Properties of Box Fail to apply when share layer properties  
Substitution Notation of book and sheet in legend or text object not update till manual refresh  
Undo Fail for Data Highlighter + Mask on Graph  
Virtual matrix cannot find certain sheetname  

Miscellaneous

Append Project should not Append ProjectEvents.ogs  
Crash after Redo Delete Plot on MT  
Crash on MT pop up menu  
e-sign exe dll files in Apps  
No searched result for multiple words issue in Search Box  
Send to Layout should keep digit settings  
UIM Comboxes in user's macros show garbled text  

Programming

LabTalk function normcdf() returns missing if the first input data is missing  
Python add_label() did not place text object in correct coordinates  
Python issues with pandas==3.0.0  
XF findfiles failed to find files without extension  

Origin 2026b Known Issues

Import

Unable to drag and drop .pzfx files into Origin 2026 if Origin 2026b is also installed  

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