Turn off the television completely and unplug it from the power socket.
In the intricate world of consumer electronics repair and maintenance, few components are as vital yet as misunderstood as the mainboard firmware. If you are a technician or an avid DIY enthusiast dealing with LED or LCD TV repairs, you have likely encountered the term vs.tp53l72.2 software download
I notice you're asking about — this is typically a firmware/software package for universal LCD/LED TV controller boards (often found on replacement main boards for TCL, Hisense, or generic TVs). Turn off the television completely and unplug it