Mar 21, 2017 . Installing a custom ROM on a Le 1s (x500, x3) requires the bootloader to be unlocked on the Le 1s (x500, x3) phone, which may VOID your warranty and may delete all your data. Before proceeding. REQUIRED LINKS AND FILES FOR Lineage OS 14.1 for Le 1s NOUGAT CUSTOM ROM: TWRP recovery . http%3A%2F%2Faokp.co%2Fimages%2Fcms-images%2F106.png Description - This is the AOKP nougat ROM for LeEco le1s and le1s eco (x500, x3 ,x507,. - Install aokp zip file -Reboot Bugs -Full HD 60fps video lag bug.(Use MX player with sw for playing high definition videos.) -Please do tell me if any .