Skip to content
Microsoft Reissues Excel Update to Fix Recurring Paste Bug

Microsoft Reissues Excel Update to Fix Recurring Paste Bug

First seen 5 Nov 2026, 16:19 UTC • •
API

Article Content

Browse articles
ThreatCluster AI
ThreatCluster •November 5, 2026 at 16:20 UTC
  • •Excel 2016 users experienced a recurring paste failure after the October update.
  • •Microsoft reissued the update to fix the bug that was thought to be resolved earlier.
  • •The issue specifically affects paste operations involving conditional formatting.

Microsoft has released build 16.0.5574.1006 for Excel 2016 to address a paste failure issue that resurfaced after the October security update KB5002934. The bug, which affects only Excel 2016, was initially fixed in mid-September but reappeared following the October update. Users reported that pasting content left the destination cell unchanged, particularly when conditional formatting was involved. The issue has caused frustration among users, as it was believed to have been resolved previously. Microsoft has not disclosed how the bug returned. The new build includes all security updates and aims to rectify the paste operation failure. Users are advised to install the latest build to resolve the issue.

Start a free Starter trial for enhanced analysis

Ask AI about this cluster

Updated just now How this analysis works

Timeline

2026-09-15
Initial fix released for paste bug
Microsoft fixed a paste failure issue in Excel 2016 in mid-September after it was first reported.
Mezha
2026-10-11
October security update KB5002934 released
The October security update KB5002934 was released, which inadvertently reintroduced the paste failure issue.
Feeds.4Sysops
2026-11-05
New build released to fix paste issue
Microsoft released build 16.0.5574.1006 to address the recurring paste failure in Excel 2016.
Mezha

More articles in this cluster (2)

Extracted Entities (2)

1 / 2

Common questions

Which versions of Excel are affected?
The issue specifically affects Excel 2016, particularly after the October security update.
What should users do if they experience this issue?
Users should install the new build 16.0.5574.1006 to resolve the paste operation failure.
Has Microsoft explained how the bug returned?
No, Microsoft has not provided an explanation for how the bug reappeared after being fixed.