I have a Samsung Galaxy Amp 2. I was on Cricket no problems with internet. I have same internet provider but changed phone service to Consumer Cellular.had service just about 6 weeks. Originally no problem with internet,but when they send updates it knocks me off and I can't get back on.Last updates went on my data made bill high. After that it's been on again until a couple of days ago more updates I am kicked off again and it says authentication error occurred.I know the password word and stuff are right I have only had one have not changed my laptop works and my Amazon Prime works. Can you help me please???