A Leaked Android 4.3 Jelly Bean Test Build Is Available For Galaxy S4 Owners By Staff Reporter | Oct 30, 2013 07:15 PM EDT Samsung Galaxy S4 owners love to tinker with their handsets and a leaked test build of Android 4.3 Jelly Bean affords exactly that opportunity if you have the GT-I9505 model. The test build offers a couple of interesting benefits. It will not increase the binary counter of your device, or void its warranty. It also will not affect the KNOX warranty.As always, DroidReport assumes no liability for the firmware installation. Proceed with caution.Before Getting StartedBefore you get started, make sure that your Galaxy S4 is the factory unlocked GT-I9505 model.As always, you want to backup your device since the firmware installation will likely wipe out all your data. Additionally, the installation will remove any custom ROM installed to your device.Charge your S4 to at least 80 percent before proceeding. Ensure that you have up-to-date USB drivers installed and connect your Galaxy S4 to your computer. Finally, enable USB Debugging mode by navigating to Settings -> Developer Options.Updating Samsung Galaxy S4 (GT-I9505) to Android 4.3 Jelly Bean Test Build1) Download and extract the Android 4.3 test build firmware, which can be found here.2) Download and extract Odin, which is available here.3) Launch Odin.4) Boot your Galaxy S4 into Download mode by pressing the Volume Down, Power and Home buttons together until a warning prompt appears. Once you see the prompt, press Volume Up to enter download mode.5) Right click on Odin and launch the application as an administrator.6) Using Odin, install the following files from the .zip archive downloaded earlier: A) Click AP and select the file designated AP_I9505XXUEMJ3_1840064_REV06_user_low_ship_MULTI_CERT.tar.md5 B) Click BL and select the file designated BL_I9505XXUEMJ3_1840064_REV06_user_low_ship_MULTI_CERT.tar.mdC) Click CP and select the file designated CP_I9505XXUEMJ3_1840064_REV06_user_low_ship_MULTI_CERT.tar.md5D) Click CSC and select the file designated CSC_OLB_I9505OLBEMJ2_1765174_REV06_user_low_ship_MULTI_CERT.tar.md57) Navigate to the Option submenu in Odin and check Auto Reboot and F.Reset Time. Uncheck Re-Partition.8) Click Start and the installation will begin.9) When the firmware has finished flashing to your Galaxy S4, you should see a PASS message.10) Once the PASS message appears, your phone will restart and you will officially be running the Android 4.3 Jelly Bean test build. Kudos.