Checklists for software errors, setup, and tool workflows.

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Windows Terminal Proxy Settings Not Saving: Practical Fixes

You set a proxy in Windows Terminal's settings.json file, but after closing and reopening the app...

Fix Windows Activation Connection Timeout After Network Change

If you recently changed your network—switched Wi-Fi networks, moved from Ethernet to Wi-Fi, or ch...

Fix 'Command Prompt Authentication Failed' – Run as Administrator

When you see 'authentication failed' in Command Prompt, it usually means your current session lac...

Fix PowerShell High CPU Usage with Error 0x80070005

If you see PowerShell consuming high CPU alongside error 0x80070005 (Access Denied), the issue is...

How to Fix Git Push Rejected (Non-Fast-Forward)

You run git push and get a rejection: ! [rejected] main -> main (non-fast-forwar...

Fix Windows Defender Sync Issues with Microsoft 365
When Windows Defender fails to sync with Microsoft 365, you might see alerts like "Can't connect ...