to allupgrade_506_sos.bin (or the specific name required by your board). Copy the file directly to the root of the USB drive. Insert the USB into the TV while it is unplugged.
If your TV is stuck on the logo or has a black screen, follow these steps: to FAT32. to allupgrade_506_sos
or progress bar to finish. Do not turn off the power during this time. to allupgrade_506_sos
A popular site for TV repair professionals. You may need to pass a short technical quiz to register and download. to allupgrade_506_sos
Frequently hosts firmware for universal Chinese boards like this one. ⚡ How to Install (USB Method)
Do you have a (like RT809F or CH341A) or are you using USB ? Download for TL-SG1218MPE V5.60 - TP-Link