Fix Windows Update Configuration Failed Rollback Changes
You start a Windows update, watch the progress bar, and then see: "Configuration failed. ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Chrome SSL Certificate Error: Invalid Common Name
You're browsing a site in Chrome and see a warning: Your connection is not private
Fix Windows Update Service Stuck on Starting
You open Services.msc, see the Windows Update service status as 'Starting', and it never changes....
Fix Outlook Module Not Found Error 0x80040154
You open Outlook and get an error: 0x80040154 — "Class not registered" or "module no...
Fix 'Connection Refused' Error When Command Prompt Not Working
You type a command in Command Prompt and get "connection refused" or "No connection could be made...
How to Fix Command Prompt High CPU and Memory Usage
You open Task Manager and see Command Prompt (cmd.exe) consuming a large percentage of CPU or a l...
Topic paths
Quick titles
Fix Remote Desktop Port Already Allocated on Windows 10Reduce OneDrive Memory Usage on Windows 10Fix Windows Activation Blocked by FirewallMac Remote Desktop Guide: Screen Sharing and RDPOutlook Module Not Found Error FixChrome Download Blocked by Antivirus: How to FixWindows Search DNS Error After Network SwitchFix Windows Defender Connection Refused via Group Policy