No. Firmware is not an application. It runs internally on the device’s microcontroller. You only need a Windows/macOS/Linux PC to download the file and prepare the USB drive.
If your TV is responsive or stuck in a soft-brick state, follow this universal methodology to flash the 2021 firmware revision via USB: Step 1: Prepare the USB Drive tpdrt2841pb772 firmware 2021
This guide covers everything you need to know about this model's firmware, focusing on the versions available around 2021, how to find them, and the crucial steps and precautions for a successful update. You only need a Windows/macOS/Linux PC to download
If you are looking for 2021 firmware, it is often because your TV is in a boot loop (stuck on the TCL logo or the 4 animated dots). In many cases flashing the USB firmware fails with a "System Update Failed" error halfway through. In many cases flashing the USB firmware fails
The Ultimate Guide to the TPDRT2841PB772 Firmware (2021 Edition)