lost activity data on iphone after downgrading ios

[shady16]

so i downgraded to ios 15.1.1 on my 13 pro max from 15.2 B3 and i lost all my activity data on my iphone but i still can view it on my apple watch is there any way to fix this? my back up is on 15.2 b3 so i dont think i can use that...

 

[shady16]

also i can't view fitness+ on my iphone but it works on my apple watch

 

[now i see it]

There’s a setting in Health to save data to iCloud. Go to Health in iCloud settings. Toggle iCloud on.