The upgrade-loader.pkg file is a signed firmware loader package used by Philips [device type, e.g., Smart TVs, Professional Displays, Patient Monitors] to perform system-level software updates, bootloader upgrades, or recovery operations. This package is executed via the USB port or service interface.
If your Philips TV is stuck in a bootloop (restarting at the logo) or is completely unresponsive, the upgrade-loader.pkg upgrade-loader.pkg philips
Rename the file exactly to upgrade_loader.pkg (ensure there are no extra spaces or hidden extensions). : The upgrade-loader