Checklists for software errors, setup, and tool workflows.

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Fix Windows Search Login Loop Error 0x80070520

When you see error 0x80070520 in Windows Search, it usually means the search indexer cannot authe...

Fix Microsoft Store App Version Mismatch Errors

You open a Microsoft Store app and get an error about a version mismatch, or the app won't start ...

Fix Yarn Install Timeout in CI/CD Pipelines

When running yarn install in a CI/CD pipeline, you may encounter a timeout error, es...

Windows Activation Troubleshooting Checklist: Step by Step

Windows activation errors can appear suddenly—often after a hardware change, update, or network d...

Fix Windows Activation Command Error 0x80070002

When you try to activate Windows using the command line—for example, running slmgr /ato

Fix Windows Defender Firewall Blocking Internet Connection
If your internet stops working after a Windows update or firewall configuration change, Windows D...