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

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

How to Schedule Tasks in Ubuntu Using Systemd Timers

You've probably used cron for scheduling tasks, but systemd timers offer more flexibility and bet...

Checklist to Resolve OneDrive 404 Not Found Error

When you open a OneDrive file or folder and see a "404 Not Found" page, it usually means the link...

Fix OneDrive Sync High CPU Usage with Error 0x8004de40

If OneDrive is using high CPU and showing error 0x8004de40, the sync client is likely stuck in a ...

How to Setup SSL Certificate for Windows Update

If Windows Update fails with errors like 0x80072F8F or 0x8024402C, the problem might be a missing...

BitLocker Network Unlock Error 0x80070035 Fix

When BitLocker Network Unlock fails with error 0x80070035 (the network path was not found), the s...