All data intact, no other partition touched. It only replace 3 partition, nothing else. No, simply flash the firmware (when it is available). I would say the modem is the most important one to contribute to fix the wifi drain.Ĥ. non arb firmware only flash 3 partition BTFM.bin (bluetooth), dspso.bin (DSP) and NON-HLOS.bin (modem), CMIIW. No, that is for OEICNFD (China), different from OEIMIFD which is for Global version.Ģ.