Checklists for software errors, setup, and tool workflows.

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2. Isolate

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Fix Windows Defender Error 0x800704ec

You see error 0x800704ec when opening Windows Defender or Windows Security. The message says auth...

Fix Windows Update Error 0x80072efd: Connection Refused

When Windows Update fails with error 0x80072efd and a message that the connection was refused, it...

Fix Chrome Login Loop: Steps to Break the Cycle

You enter your credentials on a site, Chrome reloads, and you're back at the login screen. This l...

Fix Chrome Extension Startup Failures on Windows 10

You open Chrome on Windows 10 and notice some extensions aren't working—no icon, no functionality...

Fixing Git SSL Certificate Problem with Self-Signed Certificate

You try to clone a repository or push code, and Git throws an error like fatal: unable to a...

Fix Windows Defender Version Mismatch Permission Denied Error
You might see a 'version mismatch' or 'permission denied' error when trying to update or run Wind...