Uis8141e Firmware ((full)) Page

Official updates are rarely pushed "over the air" (OTA) for these units. You generally have to source them from:

The UIS8141E is a workhorse for basic car audio needs. Keeping the firmware updated ensures you get the most out of its quad-core architecture. Always verify your before flashing to keep your dashboard functional and fast. uis8141e firmware

Search the "Android Head Units" subforum for "UIS8141E" or "TS7." Official updates are rarely pushed "over the air"

A Russian forum that is the most comprehensive resource for these specific chips (requires a translation tool). Step-by-Step Installation Guide uis8141e firmware