Keep Alive for Arduino
Reference link: https://create.arduino.cc/projecthub/rafitc/what-is-watchdog-timer-fffe20


Watchdog timers can be found in the datasheet. If there is no intervention to this module by the software, the MCU will be reset. basically, restarting all the functions.
It is a bad idea to use WDT to solve your particular topic. You should try to fix the issue
The external watchdog timers (Example: ADM8320) is more reliable than internal ones