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

How to Fix CMD High Memory Usage

If you notice that Command Prompt (cmd.exe) is using an unusually high amount of memory (e.g., hu...

Fix Windows Command Prompt Blank Cursor Not Showing

You open Command Prompt, type a command, but see no blinking cursor or only a blank rectangle. Th...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Jupyter Kernel Stuck on Connecting: Practical Fixes

You launch a notebook, but the kernel indicator stays gray or shows “connecting” for minutes. Thi...

How to Resolve Outlook Invalid Configuration on Windows 10

You try to open Outlook and see an error that the configuration is invalid. This usually happens ...

Fix PowerShell High CPU Usage with Error 0x80070005

If you see PowerShell consuming high CPU alongside error 0x80070005 (Access Denied), the issue is...