Better support for USB ports and various multimedia formats.
Before applying the v8.1.1 update, it is highly recommended to create a full system dump using an Android terminal. fota v8.1.1 %21NEW%21
Moderate multitasking improvements for everyday tasks like navigation and music playback. Better support for USB ports and various multimedia formats
Firmware Over The Air: FOTA in Automotive Industry - Embitel fota v8.1.1 %21NEW%21
While official changelogs for these specific Chinese-market head units can be difficult to find, community discussions on platforms like the 4PDA forums suggest the following improvements in the v8.1.1 series:
New themes (often labeled "THEME1") and audio equalization tools like MagicEQ .