Medium Software ✓ Solution Verified by Community (1+ upvotes)

How to fix error unknown-crash in Microsoft Store, Xbox App

Error code UNKNOWN_CRASH — community-reported fix.

85% success rate
👥 1+ users verified
📅 Updated: 2026-08-12
⏱️ 30 min read
Fix based on community reports and expert analysis. Last verified: 2026-08-12 · How we verify fixes
Error Codeunknown-crash
Affected SystemMicrosoft Store, Xbox App (—)
DifficultyMedium
Estimated Time30 min
Requires Admin Rights⚠️ Yes
Requires Reboot🔄 Yes

Solution Steps

  1. 1 Open Settings > Time and language > Date and time.
  2. 2 Turn on Set time automatically and Set time zone automatically, then click Sync now.
  3. 3 Open Settings > Accounts > Your info.
  4. 4 If using a local account, click Sign in with a Microsoft account instead and complete it, then restart Windows.
  5. 5 Press Windows + R, type wsreset.exe, press Enter, wait for Microsoft Store to reopen.
  6. 6 Open Settings > Apps > Installed apps, find Microsoft Store, tap Advanced options, press Terminate, then Repair.
  7. 7 If sign-in still fails, press Reset on that same screen.
  8. 8 Do the same for Xbox and Gaming Services if listed.
  9. 9 Press Windows, type services, open Services.
  10. 10 Find Web Account Manager and Microsoft Account Sign-in Assistant, set Startup type to Automatic, then choose Restart for each.
  11. 11 Right-click Start, open Windows PowerShell (Admin) or Terminal (Admin), then run the three commands one by one.
  12. 12 Restart the PC, open Microsoft Store first, sign in, then open Xbox App and sign in.

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