Checklists for software errors, setup, and tool workflows.

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Fix Windows Update High Memory Usage & Permission Denied Errors

You're trying to run Windows Update, but your system slows to a crawl—memory usage spikes, and yo...

How to Fix Windows Search 404 Errors

If you see a '404 Not Found' error when using Windows Search, it usually means the search index c...

How to Fix Windows Search Not Working

When Windows Search stops working, you might see no results when you click Start and type, or the...

Fix Jupyter Kernel Not Starting in Anaconda

When you launch a Jupyter notebook from Anaconda Navigator or the terminal, the kernel may fail t...

MySQL Access Denied: Database User Permission Checklist

When you see ERROR 1045 (28000): Access denied for user 'username'@'hostname' (using passwo...

Fix Windows Activation Error 0x8007007b on Ubuntu
If you see Windows activation error 0x8007007b while using Ubuntu (for example, in a dual-boot se...