Another cool custom HTC One M8 ROM is SinLessROM, and it is a stable ROM that aims at providing great performance while improving battery life at the same time. It brings various new features including system tweaks, build.prop tweaks and sound enhancements.
RAM optimization tweaks
Great battery life
Tips Before Installing A ROM
You’ll need root access on your HTC One M8 before installing any of the ROMs mentioned below. In order tofind out more on rooting, feel free to read our guide. Installing custom ROMs is quite risky and it will void yourwarranty.
Make sure that you install custom ROMs at your own responsibility. Also, follow these instructions:
Charge your HTC One M8 at least 70%.
Make sure that you install the ROM that is available for your HTC One M8 variant. If you install a ROM that is for another variant, then you might brick your phone.
Backup all the files on your phone as everything will be deleted. You can read our list of the ten best backup apps for Android.
Follow all the instructions from the developer properly. You’ll find the developer specific instructions on the XDA thread of the ROM that you’re installing. Make sure you read all the instructions as you might brick your HTC One M8 if the instructions are not properly followed.