My phone keeps freezing for 10second-2minutes. I w...

My phone keeps freezing for 10second-2minutes. I would say at least 5 times a day sometimes more. no one from the company has called me to fix it and have only sent me emails asking me to review... which I am now doing. The phone cost a lot of money and I'm disappointed they didn't check that it basically functioned as this was what they said caused the delay in sending (over 2 weeks).