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

Fix Microsoft Store SSL Certificate Error in Chrome

If you see an SSL certificate error when accessing the Microsoft Store in Chrome, it's often due ...

Fix Windows Defender Threat Service Stopped & No Internet

You open Windows Security and see 'Threat service has stopped. Restart it now.' At the same time,...

How to Release a File Lock from a PowerShell Script

When a PowerShell script leaves a file locked—perhaps due to an incomplete read/write operation o...

Fix Windows Search Error 0x80004005 (Crashes)

If Windows Search keeps crashing and shows error 0x80004005, search results stop appearing or the...

How to Fix Chrome DNS Error Code 105 (ERR_NAME_NOT_RESOLVED)

If you see "DNS error code 105" or "ERR_NAME_NOT_RESOLVED" in Chrome, it means the browser cannot...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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