How to revitalize a rooted s7 that is getting laggy


#1

How can I refresh my phone without losing root? Also, is there a way to update the T-Mobile os as I am still ruining 7.0
Sm-930t


#2

There’s isn’t a method to do without root but you can update using stock firmware and ODIN.


#3

Do you have a link where I can find the stock room?