Check this thread out and see if another modem helps
I flashed Full-CM13-01-01-16-Bacon-modem-flashable.zip | by chineel for One and it's working bea...
You should make the process again
If not solved then you install the stock and then again do
However now have the display orientation problem :eek:
... modified Stock ROM ...
Download Folder:: https://www.androidfilehost.com/?w=files&flid=279461
Install it via fastboot (fastboot flash boot boot.img & fastboot flash system system.img), remember to unlock the BL first if y...