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

How to Fix SSH Permission Denied (Publickey) on Git Push

You try to push a commit and see: Permission denied (publickey). The push fails. Thi...

Fix Chrome Profile Error on Windows 10

When Chrome displays a profile error on Windows 10, you typically see a message that your profile...

PowerShell Script Shows Blank Window: Fixes That Work

You run a PowerShell script, but instead of output you get a blank window that might close immedi...

Fix PowerShell Authentication Failed Credentials Error

Reduce Task Scheduler High CPU Usage: Practical Fixes

If your system’s Task Scheduler service (svchost.exe) is using 20-50% CPU or more, you’re not alo...

Command Prompt Opens and Closes Immediately: Fixes

You double-click Command Prompt (cmd.exe) and a black window flashes on screen—then disappears. T...