[Q] Having trouble installing TWRP!! topic

Hey Guys, I was trying to flash TWRP into my SM-N9005 but after flashing it didn't work. It just booted stock recovery.
Here are the steps
1. Downloading latest recovery v2.8.3.0 TWRP
2. Installing drivers
3. Putting phone into download mode
4. Connecting the cable
5. Starting Odin v3.09 as Admin
6. Adding the recovery into AP
7. Start
Didn't Work! You should know I never rooted my phone and also Auto Reboot and F.Reset time options were also checked!
Need Help Guys!!
Thanks in Advance!!:confused: