Fix npm install ENOTFOUND on Windows 10: Package.json Issues - Fix Chrome Sync Error 0x80040201 – Step-by-Step Guide-Offline NuGet Provider Installation for PowerShell

Updated 2026-06-14 15:32:11backup-recovery
Fix npm install ENOTFOUND on Windows 10: Package.json Issues - Fix Chrome Sync Error 0x80040201 – Step-by-Step Guide-Offline NuGet Provider Installation for PowerShell
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.