Microsoft-account sign-in issue
Some Teams Free, OneDrive, Edge and Office-family apps could fail Microsoft-account sign-in while appearing to report an internet-connectivity error.
Microsoft · Windows 11 cumulative update
KB5079473 — is it safe to install?
Windows 11 KB5079473 · 2026-03-10
Resolved92/100
Use the latest cumulative update
The Microsoft-account sign-in issue associated with this release was resolved in KB5085516 and later updates. Using a current cumulative update is preferable to staying on this older build.
QUICK ANSWER
KB5079473 · Use the latest cumulative update
The Microsoft-account sign-in issue associated with this release was resolved in KB5085516 and later updates. Using a current cumulative update is preferable to staying on this older build.
Officially confirmed issues
Resolved in a later update
Microsoft states that the issue was resolved in KB5085516, released March 21, 2026, and later updates.
Community-reported issues
No repeating community signal is currently linked to this update.
Public Reddit/forum/support-community reports are grouped as early-warning signals and kept separate from official issues.
Before you install
Recommended direction
Rather than staying specifically on KB5079473, use a newer cumulative Windows update that includes the fix.
If sign-in problems remain
Check connectivity, restart, and verify that KB5085516 or a later cumulative update is installed.
User reports
Field reports 0 · stable installs not enough data · confidence 낮음
Did you install this update?
Your result helps build Updatehey’s independent field dataset.
Related searches
KB5079473 issues resolved Microsoft account sign in Teams OneDrive Edge Office KB5085516
Related recovery guides
Pause Windows updates · Uninstall a problematic update · Repair Windows Update
Evidence freshness
Official evidence has been checked recently by the automated source monitor.
Frequently asked questions
Is KB5079473 safe to install?
Use the latest cumulative update. The Microsoft-account sign-in issue associated with this release was resolved in KB5085516 and later updates. Using a current cumulative update is preferable to staying on this older build.
Are there known issues with KB5079473?
Microsoft-account sign-in issue. Some Teams Free, OneDrive, Edge and Office-family apps could fail Microsoft-account sign-in while appearing to report an internet-connectivity error.
What should I do before or after installing KB5079473?
Recommended direction. Rather than staying specifically on KB5079473, use a newer cumulative Windows update that includes the fix.
Related updates
Evidence timeline
Recent official-document changes and community signals linked to this update. Official and unofficial evidence remain separated.
Official source changes
- 2026-08-29 00:17:24 · Windows 11 24H2 해결된 문제
추가 1개 · 삭제 1개 문장/블록 · View original - 2026-08-27 16:26:05 · Windows 11 24H2 해결된 문제 · View original
Update information changes as vendors publish new evidence. Back up important systems before installing.