Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Toshiba/M365/PG/FR4#0x0
PG Function Register 4
PG0F4
PG1F4
PG2F4
PG3F4
PG4F4
PG5F4
https://github.com/cmsis-svd/cmsis-svd-data