The updates released throughout 2023 and into late 2024 for the 1506T series focus heavily on internet connectivity and multimedia expansion. Key highlights found in versions like the Sunplus 1506TV/FV 4MB September 2024 update include:

: This error occurs if the hardware ID in the software does not match your board's ID. You may need to use a "Sunplus Loader" tool on a PC to force the update if the USB method fails.