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

How to fix error 0xc004c008 in Windows 11 Pro

Contact Microsoft Activation Support Provide proof of purchase and the 25-character product key Community-verified fix with 1+ upvotes.

✅ 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 Code0xc004c008
Affected SystemWindows 11 Pro (—)
DifficultyMedium
Estimated Time30 min

Solution Steps

  1. 1 Contact Microsoft Activation Support
  2. 2 Provide proof of purchase and the 25-character product key
  3. 3 Verify that the installed edition matches your license (Windows 11 Pro)

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