Medium Operating Systems ✓ Solution Verified by Community (1+ upvotes)

How to fix error unknown-crash in Windows 10

Error code UNKNOWN_CRASH — community-reported fix.

✅ 85% success rate
👥 1+ users verified
📅 Updated: 2026-08-12
⏱️ 60 min read
Fix based on community reports and expert analysis. Last verified: 2026-08-12 · How we verify fixes
Error Codeunknown-crash
Affected SystemWindows 10 (Microsoft)
DifficultyMedium
Estimated Time60 min
Requires Reboot🔄 Yes

Solution Steps

  1. 1 Navigate to Troubleshoot > Reset this PC
  2. 2 Create a Surface USB recovery drive
  3. 3 Insert the USB recovery drive into the Surface
  4. 4 Press and hold Volume down
  5. 5 Press and release Power
  6. 6 Release Volume down when the Surface logo appears
  7. 7 Install the latest Surface and Windows updates
  8. 8 Check UEFI > Boot configuration and confirm valid boot devices are selected

Alternative Solutions

Method 2 (1 upvotes)

  1. Visit the Windows 10 download page
  2. Select Download Now under Create Windows 10 installation media
  3. Run the Media Creation Tool as Administrator
  4. Choose Update this PC now
  5. Follow the on-screen instructions and select Keep personal files and apps if the options available

Method 3 (1 upvotes)

  1. Open PowerShell as Administrator.
  2. Run: Get-InstalledLanguage
  3. Review the results and check whether Vietnamese is listed as a full language installation or as a Language Interface Pack (LIP).

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