Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32wb/STM32WB30_CM4/RCC/APB1ENR2#0x0
APB1 peripheral clock enable register 2
CPU1 LPTIM2EN
https://github.com/modm-io/cmsis-svd-stm32