20 Most Recent Samsung Galaxy Ace Gt-s5830i - Black Unlocked Smartphone Questions & Answers

Firstly, you should make sure that do you have maken a backup before.You can find the backup of contacts in the following place:1. google account, if you have a google account and open the sync, the account might make a backup for your phone before, thus,when you lost your contacts, you can recover them from google account.2.Official PC companion in computer, generally, you should upgrade the android phone via official PC companion provided by manufacturer, and this PC companion will make a backup for the phone when you connect the phone to the computer,and lauch the application,if you have open the automatical backup fuction.3.3rd-party android phone assistant, I think you might have installed a 3rd-party android phone assistant for installing apps conveniently, and most of android phone assistant have a backup feature as PC companion.so, you should try the ways above to recover contacts.However, if you do not have any backup, and you have a vcf files in the phone'SD card, I think you can recover the vcf files from the SD card. learn more here: Android Data Recovery

have you tried another weather app or uninstall the app then restart phone then re download your app it might work this works for me with my tablet.

lol. go to settings and change your notification sounds from there.

Hi, You can learn about widgets like google talk from its user manual. Just download it from here. http://www.virginmobile.com/vm/media/pdf/userguides_qsg/samsung/galaxy%20ace/Samsung%20Galaxy_Ace_GT_S5830_Manual.pdf or you can reinstall it from google play store.

There is only ONE solution, a total re installation of the FIRMWARE, reinstall the firmware is not very hard, what is difficult is to find the correct firmware.

What are indications of that? Have you asked your carrier?

either reset it to factory settings or re-flash it with a new system

You're to use master password or to factory reset the device (you'll lose all your personal data).

Enter the number just as you would to make a call. (but do not make the call) Then click the button down on the lower left. Then click "add to contacts" from the list.

Most often this is an issue with the carrier, either you or the sender..

go to settings, call, then depending on your phone there must be an option for that, try to disable call barring and call reject

change the charger

connection problem or invalid mmi code fix sky wega 850

It should just work depending on the radio your carrier uses, their contracts with carriers here in the us, and if it does work then your carrier might incure overseas charges.