Fix Windows Security Virus Scan Stuck at 99%
You run a full virus scan in Windows Security, and it gets stuck at 99% for minutes or hours. Thi...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listWindows Defender Cannot Connect: Troubleshooting Checklist
You open Windows Security and see a message like "Windows Defender cannot connect" or "Check your...
Windows Terminal on Mac: Troubleshooting Checklist
If you're trying to run Windows Terminal on a Mac—perhaps through a virtual machine, Parallels De...
How to Fix Windows Search DNS Configuration Issues
Windows Search may stop returning results or fail to index network locations if DNS settings are ...
How to Kill a Process Using a Port in Command Prompt
When you try to start a local server or application and see an error like "port already in use" o...
Fix VMware Network Adapter Driver Not Installed Error
You launch a VMware virtual machine and see a message that the network adapter driver is not inst...
Topic paths
Quick titles
How to Fix Windows Search Indexing Stuck on Rate LimitResolve Node Version Mismatch ErrorsFix Windows Activation Failed to Start Setup Configuration ErrorResolve Windows Defender Update Error 0x80070643Fix Windows Activation 'Cannot Connect' ErrorHow to Fix Windows Defender Error 404Fix OneDrive Sync Error 404: Step-by-Step GuideHow to Unstick Microsoft Teams Installation at 90 Percent