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

Set Windows Defender Threat Service to Automatic Startup

If Windows Defender is not running or you see errors like “Threat service has stopped,” the under...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Fix Chrome 504 Gateway Timeout When Loading Profile

You open Chrome, and instead of your usual start page, you see a "504 Gateway Timeout" error. Thi...

How to Fix Outlook Permission Denied Error

You open Outlook and see a "permission denied" error. The app may not start, or you cannot access...

Breaking an Outlook Login Loop: Practical Fixes and Tools

You open Outlook, it prompts for your password, you enter it, and the screen flashes—then the pas...

Chrome Not Opening on Windows 10? Here's How to Fix It

You click the Chrome icon, but nothing happens. The browser doesn't start, no window appears, and...