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OlhaK's avatar
OlhaK
Copper Contributor
Sep 09, 2026

Win 11 25H2 - update is impossible

I got a problem with updating Win 11 25H2-  every time I  get  @Install error - 0x80070002" whithout any solutions.  Goolgling and AI advices don'twork at all. PS.  Never update Win 10 to Win 11
deployment
Features
Update management
KapilArya's avatar
KapilArya
MVP
Sep 10, 2026

Error code 0x80070002 indicates the issue occurs because of missing or corrupt files necessary for the update or incomplete previous updates. 

Try upgrade via Windows 11 ISO file. Follow these steps: 

 

  1. Download Windows 11 ISO from Microsoft website.
  2. Double click on it to mount it to a DVD drive.
  3. Then go to DVD drive, double click on setup.exe to proceed.
  4. Follow on-screen instructions to complete upgrade.

Additionally, review and update drivers on your device prior to update. Disconnect external devices while you upgrade.