Samsung Galaxy S3 Simlock/No service

[ferros456]

Hi, i have a problem with my samsung galaxy s3, recently i changed to 02 but since that day i have 'No service' .can any one help?

 

[rgd1101]

try contacting O2?

 

[ferros456]

I cant contact them

 

[Titillating]

How are you using them as a service provider if you can't contact them?

 

[goldfazer]

Is the phone locked to another network?