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

Fix BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...

Windows Defender for Mac Setup Guide

If you're looking to run Windows Defender on a Mac, you're likely trying to scan files or use a f...

Fix Chrome Not Working with Proxy on Ubuntu

You configured a proxy in Ubuntu, but Chrome ignores it or throws connection errors. This often h...

Fix Firefox Secure Connection Failed Due to Wrong Time or Date

When Firefox shows a 'Secure Connection Failed' error and mentions the time or date is wrong, it ...

Fix Windows Activation Update Error 0x80070643

If you see error 0x80070643 during a Windows activation update, the update process has been inter...

Microsoft Store Service Unavailable: Reinstall App Fix

When you see 'Microsoft Store service unavailable' while trying to open or update an app, it ofte...