Android smart TV mainboards. These files are typically hosted on specialized technician forums or firmware repositories rather than official manufacturer sites.
: Firmware updates for these boards are hardware-specific. Ensure the "REF48" (often referring to the panel or region) matches your specific TV model to avoid bricking the device.
: Sites like Kazmi Elecom or Allandsoft frequently host multi-part RAR archives for these specific boards. Search their databases for "TP.MS358.PB818" to find the split files.
: Boards such as Remont-AUD or Lab-Z often provide direct links to firmware, though they may require a free account or a simple technical quiz to download.
Searching for the exact file usually points to firmware for TP.MS358.PB818