Software comparisons, alternatives, and tool decision notes.

Fix Windows Security DNS Error Not Working

If Windows Security shows a DNS error or stops working, it's often due to network configuration, ...

Fix PowerShell Permission Denied Error on Startup

Opening PowerShell and seeing a 'permission denied' error can stop you before you start. This usu...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

How to Fix High Memory Usage by Command Prompt (cmd.exe)

You open Task Manager and see that Command Prompt (cmd.exe) is using 500 MB or more of RAM. That'...

Fix 'PowerShell Not Recognized as Internal or External Command'

When you type powershell in Command Prompt or a script and see 'powershell' is...