A: 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If the device is obsolete and the 2021 firmware is critical for operation, it may be more cost-effective to replace the entire unit with a modern equivalent (e.g., Raspberry Pi CM4-based industrial HMI). tpdrt2841pb772 firmware 2021