Samsung is a great company for mobile phones& electronic items.but most of the phones have hanging problem.I have used many of models phones of samsung most phones are good and better.but this one core 2 model has soo muvh hanging problems.I bought it 1 years ago at starting I loved this phone but slowly its getting to hang.The worst phone I hate this model.I mus have to reset the phone in every week.The biggest problem was for hanging.after that I stopped buying samsung products.My believe on samsung phones was gone after it.the worst phone