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

How to Fix High PowerShell Memory Usage After Closing

You close PowerShell, but your system monitor still shows it using a lot of memory. This can slow...

OneDrive Sync Ubuntu: Setup Checklist for New Users

Before You Start

OneDrive doesn't have an official Linux client. Ubuntu users rely on the...

Fix BitLocker File Locked After Windows Update

After a Windows update, some users find that BitLocker-encrypted files or drives show as locked o...

Fix Windows Defender Proxy Error 0x80070422

If you see error 0x80070422 when opening Windows Defender or running a scan, it usually means the...

Fix Task Scheduler Proxy Sync Not Working

When Task Scheduler fails to sync tasks through a proxy, scheduled jobs may not run or update as ...

Fix Windows Defender Update Fails with Connection Timeout Error

You open Windows Security, click to update virus definitions, and after a long pause see "Connect...