How to Fix Disk 1 Unknown Not Initialized Issue (Solved)

This video tutorial will show you how to fix the Disk 1 Unknown Not Initialized issue with a detailed guide. You can check below to try each method.

This video offers 3 tested methods to help you resolve the Disk 1 Unknown Not Initialized error. As a powerful and reliable tool, EaseUS Partition Master plays an important role in fixing the hard drive not initialized issue. Check the video and learn more details.

1. 00:00 - Intro
2. 00:35 - Fix 1. Initialize the Disk
3. 01:29 - Fix 2. Rebuild MBR
4. 02:22 - Fix 3. Check and Fix Hard Drive Error