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

Fixing Windows Security Connection Timeout Error 0x800705b4

If you see error code 0x800705b4 when opening Windows Security or trying to run a scan, it usuall...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix Chrome Profile DNS Error When Creating New User

You try to create a new Chrome profile, but instead of a fresh browser, you get a DNS error. The ...

Fix Windows Search Indexing Stuck at 0%

When you open Indexing Options and see the status stuck at "0% complete" for more than a few minu...

Fix Microsoft Teams Screen Sharing Not Working on Mac

You’re in a meeting, click the share button, and nothing happens—or the screen goes black. Screen...

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...