Could you check if this option is on?
Long press wallpaper - Shot on OnePlus - settings - Daily home screen wallpaper
If it's on, please...
Sorry but somehow the backstage data was changed, it's now corrected.
Let us know if you have any questions.
Sorry to hear that.
Can you try this?
Settings -> Apps -> click "Show system apps" menu -> Push -> Storage -> CLEAR DATA -> Reboot the phone
Can you gather some logs and share it to us so that we can look into it?
1. Input *#800# from dialing interface, enter "oneplus logkit", delete...