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

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 BitLocker Permission Denied When Encrypting External Drive

When you try to encrypt an external USB drive with BitLocker and get a 'permission denied' error,...

Fix Task Scheduler Proxy Authentication Failed Error

When a scheduled task fails with a 'proxy authentication failed' error, it usually means the task...

Fix Task Scheduler Permission Denied for SSL Certificate Tasks

You set up a scheduled task in Windows that needs to access an SSL certificate—perhaps for certif...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Fixing Windows Terminal Error 0x80070002: File Not Found

When you see error code 0x80070002 in Windows Terminal, it usually means the sys...