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

Fix GitHub Actions Docker Push Permission Denied

Fix Windows Activation Update Error 0x80070003

You try to activate Windows or install an update, and get error 0x80070003. It often means Window...

How to Fix Windows Update Stuck on Downloading

You click Check for updates, and the progress bar sits at some percentage for hours. Maybe it say...

How to Reset Windows Defender Settings Without Losing Data

If Windows Defender is misbehaving—showing false positives, failing to update, or blocking legiti...

How to Reduce PowerShell High Memory Usage

You open Task Manager and see PowerShell consuming 1 GB or more of RAM. This usually happens afte...

Checklist to Troubleshoot Microsoft Teams High Memory Usage

Microsoft Teams is known for high memory consumption. If you see Teams using 1 GB or more of RAM ...