Checklists for software errors, setup, and tool workflows.

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Update Git SSL Certificates to Fix 'unable to get local issuer'

If you see fatal: unable to access 'https://...': SSL certificate problem: unable t...

DNS Probe Finished NXDOMAIN: Troubleshooting Checklist
Seeing "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome means the browser couldn't find the IP...

Windows Security App Not Opening? Try These Steps
If the Windows Security app won't open, shows a blank screen, or crashes immediately, you'...

Fixing Git Authentication Failed in VS Code
If you see "git authentication failed" when pulling, pushing, or cloning in VS Code, the ...

Fix Windows Security App Not Starting on Windows 11
You click the Windows Security icon or try to open it from Settings, but nothing happens. The app...

Fix 'Windows Cannot Access Shared Folder' Samba Error
You try to open a shared folder from a Linux Samba server on a Windows machine and get: 'Wind...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Update Git SSL Certificates to Fix 'unable to get local issuer'

DNS Probe Finished NXDOMAIN: Troubleshooting Checklist

Windows Security App Not Opening? Try These Steps

Fixing Git Authentication Failed in VS Code

Fix Windows Security App Not Starting on Windows 11

Fix 'Windows Cannot Access Shared Folder' Samba Error

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