If you are missing the other parts of the archive, they are frequently hosted on technician forums such as:
When the flashing becomes rapid or changes color (e.g., fast red-green), the process is complete.
If you have successfully downloaded all parts (Part 1, 2, and 3) and extracted the .pkg file, follow these steps to flash your TV: Use a high-quality USB 2.0 drive, ideally 4GB or smaller . Format it to FAT32 . If you are missing the other parts of
: A reliable source for this exact chassis and model.
The files you're looking for, such as , are typically part of a multi-volume archive containing the USB recovery firmware for TVs using the TP.MT5522S.PC822 motherboard. This specific board is a common 4K Android chassis used in several budget brands like Polarline, Hamber, and Asano. Firmware Details Mainboard: TP.MT5522S.PC822 TV Model: Polarline 50PU11TC-SM Resolution: 3840x2160 (4K UHD) Panel: Often paired with PT500GT0-3 or similar : A reliable source for this exact chassis and model
Typically allupgrade_5522_8G_1G_ref56.pkg (Note: the name may vary slightly based on the specific panel revision). Installation Guide
The indicator will flash slowly during the update (5–7 minutes). Firmware Details Mainboard: TP
Some models start automatically when you plug the TV back into the outlet.