Checklists for software errors, setup, and tool workflows.

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Latest checklists

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

When you run git clone, git pull, or git fetch over HTTPS,...

Fix Windows Explorer Restarting After Software Install

Fix Windows Explorer Restarting After Software Install

If you've just installed a program and Windows Explorer starts restarting repeatedly—taskbar ...

Windows Security App Not Working After Update: Fixes

Windows Security App Not Working After Update: Fixes

After a Windows update, the Windows Security app may fail to open, show a blank window, or displa...

Fix Chrome Black Screen Flickering from Hardware Acceleration

Fix Chrome Black Screen Flickering from Hardware Acceleration

If Chrome shows a black screen or flickers when watching videos, scrolling, or opening menus, har...

Windows Defender Real-Time Protection Keeps Turning Off: Fixes

Windows Defender Real-Time Protection Keeps Turning Off: Fixes

You notice the Windows Security icon in the system tray shows a yellow warning. Opening it reveal...

Fix 'pip externally managed environment' Error on Python 3.11

Fix 'pip externally managed environment' Error on Python 3.11

When you try to install a package with pip on Python 3.11 and see the error error: external...