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

How to Fix a Blank Screen During Windows Update

You’re waiting for a Windows update to finish, and suddenly the screen goes black. The monitor is...

Fix Outlook High Memory Usage and Permission Denied on PST

Outlook users sometimes encounter two related problems: high memory usage (often 1 GB or more) an...

Reset Microsoft Store Using wsreset Command

Enable Windows Defender via Group Policy: Step-by-Step Guide

If Windows Defender is disabled on your system—perhaps after installing third-party antivirus or ...

How to Fix Task Scheduler 504 Gateway Timeout Error

If you run a scheduled task and see a 504 Gateway Timeout error, the task is lik...

Fix OneDrive Sync Error 0x80070194: Step-by-Step Guide

If you see OneDrive sync error 0x80070194, it usually means Windows can't access a file because o...