Samsung Galaxy S3 GT-I9300 Update Check List:ġ- The Software Update process will wipe all your data, So backup all the wanted data (Contacts, SMS, Photos, Videos,… Etc).Ģ- Make sure that you know all the emails and passwords you use on this device.ģ- Ensure your Samsung Galaxy device has enough charge level (50% at least).Ĥ- Download Odin flasher and extract it to a known location on your computer.ĥ- Download the suitable Samsung Firmware package for your Galaxy S3 GT-I9300.Ħ- Extract the Downloaded Samsung Firmware package to a known location on your computer.ħ- Download and Install Samsung USB Driver for Mobile phones. In this Guide, You will learn how to update Samsung Galaxy S3 GT-I9300 manually by using the Odin3 flasher and Samsung Stock Firmware files. Also, You can update this Samsung device manually, But you need to use a computer.

You can update your Samsung Galaxy S3 GT-I9300 without a computer by going to Settings > About Device > Software Update. To Update Samsung Galaxy S3 GT-I9300 Software you need to install a newer firmware version on it.

Software update samsung