Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32h7/STM32H723/DBGMCU/APB3FZ1#0x0
DBGMCU APB3 peripheral freeze register CPU1
WWDG1 stop in debug
https://github.com/modm-io/cmsis-svd-stm32