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

Clear DNS and System Cache via Command Prompt

If you're experiencing network issues, stale DNS entries, or application glitches, clearing vario...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix OneDrive Sync Pending Changes Not Uploading

If your OneDrive shows "Pending changes" that never upload, you're not alone. This typically happ...

How to Set Up BitLocker Network Unlock

BitLocker Network Unlock allows domain-joined computers to unlock the system drive automatically ...

Fix Windows Update 502 Bad Gateway Due to Firewall Settings

When Windows Update fails with a 502 Bad Gateway error, it often points to a network issue—common...

Fix Jupyter Kernel Not Starting on Windows 10

When you launch a Jupyter notebook and the kernel never starts—or shows a 'Kernel error' or 'Conn...