Please help me
I have device rooted
How do I register my phone temporarily or permanently?
I changed imei and S/N but it can't be registrable network mobile SIM card and And I received an SMS from the registry network system that We found the original imei of this phone and wrote the original imei number in the text message will be deactivated with the original factory imei number for the next few days???
What information and ideas should be changed for the registry?
What parameters does the registry system detect?