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

Fix PowerShell Blank Screen on Windows 11

If you open PowerShell on Windows 11 and see nothing but a blank window—no prompt, no text—the sh...

Fix Microsoft Teams Dependency Conflict Permission Denied

You try to install or update a Microsoft Teams app or custom bot, and get an error like 'dependen...

Best Windows Activation Settings After Hardware Change

If you've recently replaced a motherboard, CPU, or other major hardware, Windows may deactivate a...

Fix Chrome High Memory Usage on Mac: Practical Steps

If Chrome is making your Mac sluggish or showing high memory usage in Activity Monitor, you're no...

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 ...

Fix GitHub Actions Cache Action Permission Denied Error