Samsung a777 froze Download screen: Can anyone help?

OK, don’t worry it’s not a big problem in mobile phones, in most of the mobile phones several time this type of problem occurs, as youalready said that last night it was working fine and when youlooked at it and it just said "Download" in the middle in redletters. So some time it happens due to unexpected errors in the mobileoperating system, so don’t worry just remove the battery and SIM card both fromyour mobile phone and after 15 min insert again all the things in your mobilephone and definitely this type of problem not comes again. And again if thisproblem occurs then in that case please update your mobile phone with the helpof Samsung PC suite software or contact to Samsung service center for yourmobile phone update. I think this information helps you to resolve thisproblem. Otherwise please contact Samsung service center.