Knowledge base for software setup, errors, and daily tool work.

How to Run PowerShell Scripts on Mac (Using PowerShell Core)

If you're trying to run a PowerShell script on a Mac, you'll quickly find that the classic Window...

Debug SSH Public Key Authentication Failure: Step-by-Step

You're trying to SSH into a server with a public key, but you get "Permission denied (publickey)"...

How to Fix Chrome SSL Certificate Error After Update

Fix OneDrive Error 0x8004de40 Rate Limit Issues

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

How to Clear Windows Defender Cache

If Windows Defender (Microsoft Defender Antivirus) is acting up—stuck on an old update, using hig...

Fix Git Clone SSH Permission Denied (Publickey) on Windows

You try to clone a Git repository over SSH on Windows and get Permission denied (publickey)...