Ok...looks like cwm is getting flashed but is being overwritten by the stock recovery upon reboot to Android. Try this...uncheck the Auto Reboot box in Odin and flash CWM again. Once done, disconnect phone and reboot to recovery..vol up +home + po...
N910F is the Snapdragon variant, youre asking in the wrong section
Use adb to push to internal....boot to twrp and flash the rom. ..simple
Here's mine.. Love to keep it simple and uncluttered
You cant just flash another version on the G920A, it has a locked bootloader. Besides theres no working root for this device, so using apps like More Locale 2 is also likely to be out of the equation