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

How to fix error unknown-crash in Microsoft Keyboard Layout Creator (MSKLC)

Error code UNKNOWN_CRASH — community-reported fix.

✅ 85% success rate
👥 1+ users verified
📅 Updated: 2026-08-12
⏱️ 10 min read
Fix based on community reports and expert analysis. Last verified: 2026-08-12 · How we verify fixes
Error Codeunknown-crash
Affected SystemMicrosoft Keyboard Layout Creator (MSKLC) (—)
DifficultyMedium
Estimated Time10 min

Solution Steps

  1. 1 Uninstall MSKLC from the D: drive
  2. 2 Reinstall MSKLC on the C: drive

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