Official support for the S805 ended years ago, so most "Lollipop" updates are community-ported ROMs.
: This firmware generally works on 1GB RAM models (HD18Q or Q8 boards). It is NOT recommended for "Blink" versions or 512MB RAM units (M21D). mxq s805 firmware 5.1 download
: The first boot can take up to 10 minutes. Do not unplug the power during this time. Official support for the S805 ended years ago,
: Copy the firmware .zip file and the recovery.img (TWRP) to the root of your SD card. The "Toothpick" Method : Insert the SD card into the powered-off box. : The first boot can take up to 10 minutes
: Most Lollipop installs require booting into TWRP Recovery from the SD card first to flash the new system. How to Install Android 5.1 on MXQ S805
: If you only care about media playback (Kodi), many users recommend LibreELEC or AlexELEC over Android 5.1, as they are more stable and optimized for the S805 hardware. Installation Requirements Before attempting an upgrade, you need the following:
Hold the button, plug in the power, and wait for the recovery screen to appear.