Checklists for software errors, setup, and tool workflows.

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Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

You're browsing with Chrome and your VPN is on, but suddenly pages won't load and you see

Fix Command Prompt Sync Issue with System Clock

If your command prompt shows the wrong time or date, or if commands like time or

Fix Windows Security Service Failed to Start Error 0x80070422

You see the error "Windows Security service failed to start" with code 0x80070422. This usually m...

PowerShell Script Execution Disabled: How to Enable It

If you see an error like 'running scripts is disabled on this system' when trying to run a PowerS...

How to Add Missing GPG Key in Ubuntu

When running sudo apt update on Ubuntu, you may see an error like NO_PUBKEY 12...

Fix Chrome Profile Service Unavailable After Update
After updating Chrome, some users see the error “Profile service unavailable” or “Sign in error: ...