Forum Discussion
BladeOfWicca
Jul 16, 2026Tin Contributor
26H2 → 26220 → 25H2 upgrade failures and Insider enrollment reverting
Ok, so I moved from the Beta Channel to the Experimental Channel to pick up 26H2 early, following the guidance in the Insider email and the support article. After receiving 26H2, I switched back to B...
IAS9C
Jul 21, 2026Copper Contributor
At the end I tried this and worked.
Registry Corruption or Stale Keys
Old or broken registry entries can cause loops.
→ Open regedit → Navigate to:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsSelfHost
Right-click WindowsSelfHost and delete it.
I restarted, went to Insider and saw the Insider channels, I set Dev and searched for updates and I got a different update. Let's see how it goes.