Hello people. I present a CUSTOM ROM AOSP LG MAGNA H502f based on android 5.0.1 I tested a few hours without me denotes malfunction or particular bug. This ROM was available for almost two months .. but I delayed using it for the simple reason that it is only available in 2 or 3 languages (English, Russian and the third I do not know). . I was looking for the French language but I have not found .. but hey .. I even tried walking and main features (calls, dual sim, aPN, 3G, WIFI ... etc). Well ... the usual bla bla : you are personally responsible for what happens to your phone ... etc. etc. Prerequisites: - A LG Magna H502f (V10a, b or d) - Root, bootloader unlocked and TWRP installed .. if this is not done it is here : http://androidforums.com/threads/root-unlock-bootloader-and-install-twrp-on-lg-magna-h502f.999232/ - Full Nandroid Backup with TWRP. Installation: - Download the AOSP ROM here : https://yadi.sk/d/LnfRF8DpoN65N - Download Gapps depending on version (ARM - 5.0 - nano or pico or micro according to your needs) here : http://opengapps.org/ - Copy both ZIP files from the memory card - Reboot into recovery mode (utilsant any application to do: flashify - ROM manager - ROM to install etc ..) or using the manual method: Turn off phone --> Volume Down + Power until the appearance of the LG logo --> Releasing Power button 1 second and then press again until the appearance of hard reset --> Yes - Yes - Yes to enter TWRP. - Make a Wipe data and reset and Wipe Cache and Wipe Cache Dalvic - Install the AOSP ROM and Gapps - Wipe Caches - Reboot the phone and configure - Well ... congratulations to you. A small fee to correct the bug volume (to install TWRP since) : https://onedrive.live.com/?authkey=...84E72BA94787C35!4213&parId=root&action=locate And a fix for the sound in some games and applications (to install TWRP since) :https://onedrive.live.com/?authkey=...84E72BA94787C35!4215&parId=root&action=locate Enjoy.