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

Fix OneDrive Sync Port Already Allocated Error

If you see a message like "port already allocated" when trying to sync OneDrive, it usually means...

How to Fix OneDrive Sync Proxy Error

If you see a OneDrive sync error mentioning a proxy, it usually means OneDrive can't connect to M...

How to Free Up a Port in Command Prompt (Windows)

When an application fails to start because a port is already in use, you need to free that port. ...

How to Fix Windows Security Real-Time Protection Not Turning On

If you see that Windows Security's real-time protection is stuck off and won't turn on, you're no...

How to Clear Chrome DNS Cache to Fix Loading Errors

If you're seeing ERR_NAME_NOT_RESOLVED, ERR_DNS_FAILED, or page...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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