Made this for my friend and I thought better also share here for all of you. The picophone m4u model is using spreadtrum sc7731 chipset, it’s quad core cortex a7 with mali400 gpu on 480×854 screen resolution. As on any my custom rom, I took the base from stockrom dump, add root, updating gapps and … Continue reading custom rom lollipop 5.1 for axioo PICOphone M4U