Quote Originally Posted by arquiella View Post
Effectively, my device is an EU 3790T, and I wish to have no problems doing the backup or restore, if necessary. .........
Even if garmin does remove the region write function in other fw's as they did with 3560 SG, it should be still possible to similarly use a previous version fw's boot.bin as ldr.bin to execute the rrgn command and back up NV.
Thank goodness for Loly and kunix!