Samsung Galaxy S3 i9300 can now be updated to Android 4.2.2 Jelly Bean LiquidSmooth custom ROM.The ROM is smooth and brings in features from Android Open Source Project - providing smooth and stable experience. This is 2.8 build of LiquidSmooth custom ROM and now available to be downloaded and flashed on Galaxy S3 i9300.

The LiquidSmooth 2.8 firmware offers some features such asGoogle GCC 4.7 Toolchain,Linaro and Code Aurora optimizations, transparent navbar and status bar,customizable navbar ring, navigation bar widgets, customizable power menu &quick settings panel and much more.

Note:LiquidSmooth custom ROM is listed in ourbest custom ROMs for Samsung Galaxy S3compilation.

Prerequisitesbefore you installAndroid 4.2.2 Jelly Bean LiquidSmooth custom ROM for Galaxy S3 i9300:

Create a backup of all important data in your Galaxy device.Download and install USB drivers forSamsung Galaxy S3in your computer.Enable USB debugging option by pressingMenu>Settings>Applications. Navigate and tap onDeveloper Optionsto ensure thatUSB Debuggingis enabled.Make sure that recovery tool like ClockworkMod recovery is installed.Ensure that your Samsung Galaxy S3 carries more than 80% of charge.

Guide to install LiquidSmooth custom ROM for Galaxy S3 i9300:

Files required:download these two files of custom firmware and Google Apps Package: LiquidSmooth official for i9300&Google Apps. Save your files on PC.

Connect Galaxy S3 i9300 to your computer using USB cable and copy the downloaded files to the SD card of your smartphone.Disconnect the connection with computer and turn your Samsung GalaxyS3 off.Now boot in to custom recovery mode: press and holdVolume Up, Downand thePowerbuttons simultaneously until Samsung logo shows up. Leave the keys for half a second and hold again. UseVolumekeys to scroll andPowerbutton to select -alternatively you can useQuick Boot appto reboot your Android device in recovery mode.Next, perform a Nandroid backup of your current ROM: selectBackup and Restore>Backup. Go back to main recovery menu after backup process is done -very important step to restore back to current OS.Data wiping tasks: selectwipe data/factory reset>Yes. It will take a few minutes, once done, selectwipe cache partition.Next tap onAdvance>wipe Dalvik Cacheto wipe Dalvik cache data too.Selectinstall zip from sdcardfollowed by choosezip from sdcard. Locate the popular LiquidSmooth custom ROMfile copied earlier and select it. Tap on yes to confirm installation and wait for the ROM installation to be completed.Once installation process is finished successfully, repeat the above step but chooseGAppsfile instead to install the Google apps package on your SGS3 i9300.Return to main recovery menu now and selectreboot system nowto boot up into the latest liquidsmooth custom ROM for Samsung Galaxy S3. It will take a bit of time during the first boot, so kindly be patient.

Note:If you want to return to previous OS, boot intorecovery, selectbackup and restorethen restore your previous ROM by selecting it from the list.