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

Remote Desktop Proxy Error Checklist: 10 Common Fixes

If you're seeing a proxy error when trying to connect to a remote desktop, you're not alone. Thes...

How to Fix 'Permission Denied' Error When Opening Outlook Attachments

You try to open an attachment in Outlook and get a 'permission denied' message. The file might be...

Windows Terminal Memory Not Dropping: Fixes That Work

You close tabs in Windows Terminal, but memory usage stays high. Task Manager shows the process h...

Fix Windows Activation Failed Due to Product Key Mismatch

You see "Windows activation failed due to product key mismatch" after entering a key or during an...

Fix Windows Update High CPU Usage and Error 0x80070002

When Windows Update runs, you may see high CPU usage and eventually error 0x80070002. This usuall...

Fix SSH Permission Denied (publickey) on Raspberry Pi