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

Fix Outlook PST File Access Permission Error

When you see "Outlook PST file cannot be accessed. Permission denied" or a similar error, Outlook...

Command Prompt Setup Guide for Beginners

What is Command Prompt?

Command Prompt is a text-based interface in Windows that lets you...

Fix High CPU Usage by Antivirus Scanning PowerShell

If you notice that PowerShell (powershell.exe or pwsh.exe) is using high CPU, and you have an ant...

Fix Windows Update Error 0x80070005 (Permission Denied)

Windows Update error 0x80070005 typically means the update process doesn't have the necessary per...

How to Fix Ubuntu APT Lock Error: Could Not Get Lock

You run apt update or apt install in Ubuntu and get an error like “...