Tips To Fix Unknown Boot Volume Error Posted on January 26, 2022January 28, 2022 by Brandon Mann Approved: Fortect 1. Download Fortect and install it on your computer 2. Launch the program and click "Scan" 3. Click "Repair" to fix any issues that are found Speed up your computer's performance now with this simple download. Here are some simple ways that can help you solve the problem with the unknown boot volume error. Brandon Mann