Checklists for software errors, setup, and tool workflows.

Fix Docker Build Error: 'failed to solve: manifest not found'

You run docker build and get an error like:

failed to solve: error fetching ...

Fix Windows Update High Memory Usage When Not Working

You open Task Manager and see Windows Update using 50% or more of your RAM, while updates are stu...

Fix Windows Activation Version Mismatch After Upgrade

After upgrading Windows—whether from Home to Pro or from an older build to a newer one—you might ...

Fix Microsoft Store Not Downloading Apps (Error Code Guide)

You open the Microsoft Store, click install, and nothing happens—or you get an error code. This i...

How to Fix Windows Activation File Locked Error

You might see a Windows activation error saying the license file is locked or can't be written. T...

Fix Microsoft Store Login Loop: Stuck Signing In

You open the Microsoft Store, click Sign in, and it spins for a moment then asks you to sign in a...