DESCRIPTION

I collected the firmware from the sources Added the engineering menu.

The ColtOS project is a team of developers who created custom firmware based on lineageos with some additional settings. They carefully selected the settings due to what ColtOS firmware differs from many other firmware / projects. Based on: LineageOS / Cyanogenmod crDroid Android DirtyUnicorns AOSiP TeamSubstratum (Theme Engine) Pure Nexus ViperOS ResurrectionRemix GZR-ValidusOS ParanoidAndroid OmniROM Installation via TWRP Be sure to do Backup, in case something goes wrong.

1. Download the firmware, put it in the root directory of the cd-card or the phone's memory. 2. Put the smartphone into recovery mode and make wipes: Dalvik / ART Cache, System, Cache, Data. 3. Go to "Installation" and select the firmware, start the installation.

※Please make a backup of your device before installing or updating ROM