montea

Just to let you know, I have managed to do this myself [here](https://github.com/Montvydas/flutter-nordic-dfu), since it only required changing file **android/build.gradle**, I updated to version **1.12.1-beta01** since that was the latest...

So the device being bricked is the issue of single bank approach, where the old firmware is deleted before downloading the new one. With dual bank setup this shouldn't happen.....

Ok, so I tried using 2.0.2 however still had the same problem. I also tried [nordic-dfu](https://github.com/juliansteenbakker/nordic_dfu) library (since it seems that flutter-nordic-dfu is no longer mainated) and experienced the same...

Hi @philips77, so the problem is how the Nordic-DFU-Library handles legacy bootloaders. It seems to set the MTU value to the maximum allowed value set within the bootloader, even for...