Guide to Update NHV BOOT using .ISO File
This is the fastest update method, allowing you to maintain the USB structure without using complex boot creation software The simple principle is: Delete old data -> Load new data
Detailed procedure:
- Step 1: Download the latest version of the NHV BOOT ISO file to your computer
- Step 2: Plug the USB into the computer and open the NHV BOOT partition (FAT32 format) Here, delete all old files and folders
- Step 3: Mount the new ISO file to a virtual drive (or extract it), then Copy all data inside and Paste it into the empty USB partition


Thus, with just a few simple Copy – Paste operations, you have successfully upgraded NHV BOOT to the latest version Regular updates will help your rescue USB operate stably, fix existing bugs, and offer better compatibility with modern computer hardware.