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

Windows 10 Activation Stuck at 0% Setup: How to Fix

When you try to activate Windows 10, the progress bar may hang at 0% and never move. This usually...

Outlook Settings Reset Not Working: Practical Fixes

UFW Firewall Rules Not Applying to Docker Containers: Fixes

You've set up UFW rules to restrict traffic, but Docker containers still connect freely. This is ...

Fix Windows Search High CPU Usage When Not Indexing

You may notice high CPU usage from a process called SearchIndexer.exe or RuntimeBroker.exe, even ...

How to Repair Outlook PST File When It Fails to Start

If Outlook fails to start and you see errors like 'Cannot start Microsoft Outlook' or 'The file p...

Fix OneDrive Sync Error 0x8004de40 on Windows

OneDrive sync error 0x8004de40 usually appears when you try to sign in or sync files. The error m...