Checklists for software errors, setup, and tool workflows.

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Fix VMware Network Adapter Not Showing in Device Manager

If you open Device Manager and don't see any VMware network adapters (like VMware VMnet1 or VMnet...

Fix Windows Activation Invalid Configuration After Hardware Change

After replacing a motherboard, CPU, or hard drive, you might see "Windows isn't activated" or "In...

Fix Command Prompt Proxy Settings 502 Bad Gateway

If you see a 502 bad gateway error when using command prompt tools like curl, npm, or git, the pr...

How to Fix Windows Defender Setup When Version Mismatch Occurs

You try to enable or update Windows Defender, but get an error about a version mismatch. This typ...

Fix 'Command Not Recognized' Error in Windows Terminal

You type a command in Windows Terminal and get '...' is not recognized as an internal or ex...

Fix Command Prompt Invalid Configuration Sync Error
When you see an "invalid configuration" error during a sync operation in Command Prompt, it usual...