Mxq S805 Firmware 51 Download Link Exclusive Guide
Updating your TV box to Android 5.1 Lollipop can significantly improve its functionality, allowing it to run newer apps that require a higher API level than the original Android 4.4 KitKat.
Because this hardware is older, finding a working "firmware 51" (Android 5.1) often involves using custom ROMs originally developed for similar devices, such as the K1 or MXQ Pro. Where to Download MXQ S805 Android 5.1 Firmware mxq s805 firmware 51 download link
The update should start automatically if the files are formatted correctly on the root of your drive. If not, use the "Apply update from EXT" option in the recovery menu. Critical Warnings Updating your TV box to Android 5
Use a tool like TWRP for Amlogic to create a full backup of your existing firmware. This is critical in case the new build bricks your device. If not, use the "Apply update from EXT"