For non-internet-connected industrial controllers, once a year is sufficient unless a specific bug affects your operation. For networked devices, check every quarter.
Before attempting any update, you must document the existing firmware. Follow these steps: tpsk506spb802 firmware
Example output:
Model: TPSK506SPB802 | Bootloader: 1.0.2 | Firmware: 2.3.1 | Build date: 2023-11-14 Example output :
Model: TPSK506SPB802 | Bootloader: 1
Prerequisites: