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Fix Windows Terminal Profile JSON Loading Error - Resolve Chrome Update Error 12 – Corrupt Profile-Windows Security Not Found: Troubleshooting Steps

Updated 2026-06-18 10:06:14windows-fixes
Fix Windows Terminal Profile JSON Loading Error - Resolve Chrome Update Error 12 – Corrupt Profile-Windows Security Not Found: Troubleshooting Steps
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.

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