Getting ready to install custom rom.
1. You must have CWM recovery flashed on your phone if you need to know how to do that refer to here
2. Download the custom rom here
3. Copy amazing3gcri_schr740c_gd_root_v1.zip to your sdcard on your phone
4. Boot your phone into CWM recovery.
5. Cho0se option wipe data/factory reset this will erase all your information.
6. Chose install zip and select choose zip from sdcard
7. Navigate to amazing3gcri_schr740c_gd_root_v1.zip select it and then select Yes - Install amazing3gcri_schr740c_gd_root_v1.zip.
8. Let it finish then reboot your new rom.
Android OS 4.1.2
Rooted with SuperSU v1.9.3
All Cricket apps removed except MMS.
All google apps removed except google play store.
If you have any questions or would like to see more packaged with this rom please contact me.
Samsung Galaxy Discover SCH-R740C amazing3gcri_schr740c_gd_root_v1.zip