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

Fix Outlook DNS Error on Windows 10: Step-by-Step

When Outlook on Windows 10 shows a DNS error, you usually see something like "Cannot connect to y...

Chrome Browser Setup with Multiple User Profiles: A Practical Guide

If you share a computer or want to separate work browsing from personal browsing, Chrome’s multip...

Chrome Extension Permission Denied: Practical Checklist

You installed a Chrome extension, but when you try to use it, you see a 'permission denied' error...

Fix OBS Black Screen and Permission Denied on Windows 11

You launch OBS Studio on Windows 11, add a display capture or game capture source, and see only a...

Fix Windows Security Authentication Error 0x80070035

FFmpeg Audio Out of Sync: Practical Fixes

You encoded a video with FFmpeg and now the audio is ahead or behind by a fraction of a second. T...