Microsoft 365 Insider Beta Channel v2403 build 17419.20000 - Feb. 21

Microsoft 365 Insider Beta Channel v2403 build 17425.20000 - Feb. 28

Microsoft 365 Insider: Version 2403 (Build 17425.20000) Resolved issues PowerPoint We fixed an issue where PowerPoint closed unexpectedly when a user tried to open a copy of a presentation saved to the cloud. We fixed an issue where PowerPoint (.pptx) files exported as .pdf truncated or...

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Resolved issues​

Excel​

• We fixed an issue that caused errors when attempting to save files in environments where Default Labeling and Mandatory Labeling policies are configured and AIP document co-authoring is disabled.
• We fixed an issue where the input language of a keyboard converted from Chinese Traditional to English, an error appeared, and the app closed unexpectedly when the name of an Excel sheet was edited.

Outlook​

• We fixed an issue that affected all-day meetings with a reminder on the day of. The meeting did not open, and an error message was displayed.

Word​

• We fixed an issue where characters became invisible when converted to Kanji.
• We fixed an issue where certain Word documents would not open in compatibility mode.
• We fixed an issue where styles changed or were applied incorrectly when transitioning to WPM.

Office Suite​

• We fixed an issue where opened Office apps did not automatically start when a laptop was reopened, and an error message appeared after manual relaunch.
• We fixed an issue where the user was notified of an Alt-text violation after adding and deleting an image.

• Release Notes for Beta Channel - Office release notes
• Update History for Office Beta Channel - Office release notes

Latest Office and Microsoft 365 Updates for Windows

https://www.tenforums.com/windows-10-news/217660-office-microsoft-365-support-windows-10-ends-october-14-2025-a.html Latest Office and Microsoft 365 Insider Updates Get the latest Insider build | Office Insider Release Notes for Beta Channel - Office release notes Release Notes Current...

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