Microsoft has fixed a known issue that causes copy-and-paste failures for Excel users after installing the September 2026 security updates.
Microsoft has fixed Excel copy-and-paste failures caused by September 2026 updates across Office 2016, 2019, 2021, and 2024.
While Windows users are disappointingly familiar with updates causing problems, the same cannot be said of people using ...
A September security update silently killed copy and paste, autofill and formula dragging in Excel.