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

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Fix OBS Black Screen but Audio Works: Step-by-Step Guide

If OBS Studio shows a black screen in your source preview or stream but audio is working fine, yo...

How to Clear Task Scheduler Cache in Windows 11

If Task Scheduler tasks fail to run, show errors, or behave unexpectedly, a corrupted or stale ca...

Fix Windows Activation Server Not Available Error

When you see the message "Windows activation server is not available" while trying to activate Wi...

How to Clear OneDrive Sync Pending Queue

OneDrive sometimes gets stuck with files showing a 'Sync pending' status. This usually happens wh...

Fixing Outlook High Memory Use from a Large Mailbox

If Outlook slows down, consumes excessive RAM (over 1 GB), or crashes, a large mailbox is often t...