Originally Posted by Goldennassim
I have a SAmsung Galaxy S5 SM-900F (the european/international LTE version)
and i can't make calls or send messages, checked my IMEI and it was wrong, not the same as the one in the back of the phone.
So the EFS partition is messed up, any help please to restore the original IMEI?
I guess you bought it second hand for a very `good` price, if so it seems you got scammed.
USE Search: /this thread /all threads/Google before posting your question, you`re most likely not the first one having this issue