Fix Windows Update Error 0x80070020: Port Already Allocated
When you see error 0x80070020 during a Windows Update, it usually means a program is already usin...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix 'err tunnel connection failed' on Chrome for Android
You open Chrome on your Android phone and instead of loading a page, you see 'err tunnel connecti...
Fix PowerShell Invalid Configuration After Update
After a Windows or PowerShell update, you may see errors like “Invalid configuration” or “Configu...
Microsoft Store Update Stuck or Slow: Practical Fixes
You open Microsoft Store, see an update pending, and it either doesn't move or crawls. This is co...
Task Scheduler Not Running After Windows Update? Fix It Here
After a Windows update, you might notice that scheduled tasks no longer run. This is a common iss...
How to Install Windows Updates on a Mac Using Boot Camp
If you're running Windows on a Mac via Boot Camp, you still need to install Windows updates to ke...
Topic paths
Quick titles
Reset Microsoft Store Without Removing AppsFix Remote Desktop Version Mismatch Between Client and ServerExtension Host Terminated Unexpectedly FixResolve Microsoft Store 404 After UpdateTroubleshooting Conda Environment Creation with PipFix Microsoft Teams Permission Denied ErrorHow to Fix Chrome Profile Network ErrorsHow to Fix Microsoft Store Error 404 (Not Found)