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

SSH Permission Denied (Publickey) on EC2: Setup Fixes

If you're seeing "Permission denied (publickey)" when trying to SSH into an AWS EC2 instance, the...

Fix Windows Security Error: Missing Security Center

If you see an error saying Windows Security Center is missing or unavailable, it usually means th...

How to Fix BitLocker Service Unavailable Error

You see a message that the BitLocker service is unavailable when you try to manage encryption, op...

Fix Windows Search Service Permission Denied Error

You might see a 'permission denied' error when Windows Search fails to index files or when you tr...

Fix KMS Activation Error: Port 1688 Already in Use

Fix Windows Security Login Loop and Sync Issues

You sign in to Windows, see the security settings sync message, and then get kicked back to the l...