Today we will learn how to upgrade SoftBank's Razr M (201M/XT902) to (semi-)official KitKat.
Note 1: This does work on European GSM incl. Edge and 3G. I cannot test it with anything else, like CDMA or LTE. If it...
It's now scheduled for December 8.
I guess you can flash the complete XT905 firmware on the XT907. It did work for me and even the modem does work for GSM (no idea about LTE or CDMA though). It's just, that there is still no KitKat available, so a CM jbbl version would be needed.
Just in case someone needs it, the official OTA from 7.7.1Q-164_SMJ-165/143 (Android 4.0.4) to the latest 9.8.2Q-34_SMJ-102/122 (Android 4.1.2):
※Moto's update files are named after the versi...
Yes, basically RSD Lite only wipes the user data with this line in the XML:
If you have it in your file, just delete it and the user data in this partition should stay untouched. But you never know, so better have a backup anyway....