Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32g0/STM32G030/FLASH/WRP2BR#0x0
FLASH WRP2 area B address register
WRP2B_STRT
WRP2B_END
https://github.com/modm-io/cmsis-svd-stm32