Iphone 5 no signal after factory unlock help plz

[tulipkhan]

Hi everyone
I got an issue with my phone 5 problem is my phone was locked UK 3 network a I done factory unlocked for £54 by 3 network after they sent me an email the is unlocked now when I plugged in nd connect it to iTunes when I connect iTunes gave message
(congratulation iphone has successfully unlocked)
After that I tried it with different network sim but no signal nothing work.

 

[zxoraz]

Just a little guess here, is the time set correctly on your phone?
Make sure that it is, sometimes you won't be able to connect if your time isn't set correctly.

If it was indeed wrong, correct it and restart your phone

Good luck