GOD OF WAR RAGNAROK - PS5 save file work for Ps4 Version ?

GOD OF WAR RAGNAROK - PS5 save file work for Ps4 Version ? PS4 save file works for PS5 version but PS5 Version save file not work for PS4 version. (Even if you&Playing both version Game on the same PS5 Console) hope it helps for some people who want both Platinums without wasting time again . Not like me ... i finish first PS5 version then i finish again ps4 version for 2nd Platinum ... 00:00 PS4 Version Game 00:19 PS4 Load Save 00:39 PS5 Version Game 00:54 PS5 Load Save 01:07 PS4 Save in PS5 Version game 01:15 PS4 Load Game after Platinum 01:37 PS5 Load Game after Platinum