On 8, Microsoft rolled out KB5002914 for Excel, but it apparently has a bug that makes it impossible to copy and paste.
Microsoft has fixed a known issue that causes copy-and-paste failures for Excel users after installing the September 2026 security updates.
Windows Report on MSN
Microsoft confirms Excel copy and paste isn’t working after KB5002914 update
Microsoft has confirmed a copy-and-paste issue affecting Excel 2024, 2021, 2019, and 2016 after the KB5002914 security update ...
While Windows users are disappointingly familiar with updates causing problems, the same cannot be said of people using ...
Clownfish TV on MSN
Microsoft broke copy and paste in Excel and has no fix yet
A September security update silently killed copy and paste, autofill and formula dragging in Excel.
Windows Report on MSN
Microsoft Fixes Excel 2016 Copy-and-Paste Bug Caused by KB5002914
Microsoft fixes Excel 2016 copy-and-paste failures caused by KB5002914, while other Excel versions still need workarounds.
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