![RMPrepUSB, Easy2Boot and USB booting: 'INACCESSIBLE BOOT DEVICE' error from Windows 10 - and you won't believe the cause (I didn't)! RMPrepUSB, Easy2Boot and USB booting: 'INACCESSIBLE BOOT DEVICE' error from Windows 10 - and you won't believe the cause (I didn't)!](https://4.bp.blogspot.com/-9ejK666G5TY/V6sLrr_EI6I/AAAAAAAADdU/i-qb6Zy_4-0cHNw9weiuYR20vfR4OoGngCLcB/s1600/Inaccessible_Blue_Screen.jpg)
RMPrepUSB, Easy2Boot and USB booting: 'INACCESSIBLE BOOT DEVICE' error from Windows 10 - and you won't believe the cause (I didn't)!
![BSOD Asus Z270 (Inaccessible boot device) after bios update - CPUs, Motherboards, and Memory - Linus Tech Tips BSOD Asus Z270 (Inaccessible boot device) after bios update - CPUs, Motherboards, and Memory - Linus Tech Tips](https://linustechtips.com/uploads/monthly_2017_05/20170518_132710.jpg.9c3c95a37ea19135352fbacdf5d1883d.jpg)
BSOD Asus Z270 (Inaccessible boot device) after bios update - CPUs, Motherboards, and Memory - Linus Tech Tips
![BSOD Asus Z270 (Inaccessible boot device) after bios update - CPUs, Motherboards, and Memory - Linus Tech Tips BSOD Asus Z270 (Inaccessible boot device) after bios update - CPUs, Motherboards, and Memory - Linus Tech Tips](https://linustechtips.com/uploads/monthly_2017_05/20170518_132249.jpg.fbe588a4639484e971ca542399b6cafc.jpg)
BSOD Asus Z270 (Inaccessible boot device) after bios update - CPUs, Motherboards, and Memory - Linus Tech Tips
![BSOD Asus Z270 (Inaccessible boot device) after bios update - CPUs, Motherboards, and Memory - Linus Tech Tips BSOD Asus Z270 (Inaccessible boot device) after bios update - CPUs, Motherboards, and Memory - Linus Tech Tips](https://linustechtips.com/uploads/monthly_2017_05/20170518_132815.jpg.f3dda74295cd1e0cdea3a7f157b45661.jpg)