Out of storage space
My phone said I don’t have enough storage space to upload an app. So I bought more storage space and it’s still saying the same thing. What do I do?
iPhone 6s Plus
You bought more icloud storage to backup or sync to icloud. The message you'e getting is for internal storage, you will need to delete data off your phone to make more room.
How to check the storage on your iPhone, iPad, and iPod touch - Apple Support