Checklists for software errors, setup, and tool workflows.

Fix OneDrive Error 0x8004de40 Rate Limit Issues

OneDrive error 0x8004de40 typically appears when you hit a temporary rate limit. This often happe...

Fix Git Clone Permission Denied (publickey) on Bitbucket

You try to clone a Bitbucket repository and see:

Permission denied (publickey).
fatal: Co...

Fix Windows Activation Error 504 on VPN Connection

If you see error 504 when trying to activate Windows while connected to a VPN, it usually means t...

Fix Microsoft Store App Not Opening on Startup After Update

After a recent Windows update, you might find that certain Microsoft Store apps—like Mail, Calend...

How to Add a Public Key to authorized_keys File

If you're setting up SSH key-based authentication, you need to add your public key to the ~...