Ctrl+C and Ctrl+V Not Working in Excel After Updating to Office 2021 Version 2108 (Build 14334.20906) - Microsoft Q&A

Excel's copy-paste and auto-fill functionalities are broken after updating to Office 2021 Version 2108, affecting user productivity.

“Hello Team, We have identified an issue in Microsoft Excel after upgrading Microsoft Office 2021 to Version 2108 (Build 14334.20906) , released on September 8, 2026 . Issue Details Ctrl + C / Ctrl + V (Copy-Paste) is not working properly in Excel. Copy-Paste between Excel cells/workbooks is affected. Formula dragging…”

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Audience

end_user

Environment

cloudon_premises

Classification confidence: 95%

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