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

Fix OneDrive Sync Error 0x8004de40: Step-by-Step Guide

OneDrive error 0x8004de40 usually appears when you try to sign in or sync files, often after a pa...

Chrome Profile 502 Bad Gateway: Step-by-Step Fix

You're browsing in Chrome and suddenly see a 502 Bad Gateway error on most sites...

How to Repair an Outlook Data File (.pst/.ost)

If Outlook suddenly won't open, shows error messages about a data file, or you can't see certain ...

PowerShell Command Not Found but Works in CMD

Fix Microsoft Teams Camera Not Working in Meeting

You join a Teams meeting and your video is black, or you get an error that the camera can't be fo...

PowerShell Slow Startup: Common Causes and Fixes

If PowerShell takes noticeably longer to start than usual—sometimes 10 seconds or more—the proble...