unlock FRP SM-G928F ( S6 Edge Plus)

Hi
I have the octoplus and I like to remove the frp
I follow the instruction but after flashing the ‘ combination_g928f_ ‘
I have the phone stuck on samsung s6 edge plus logo
any help please?

And I have another question
I found 2 files
combination_g928f_g928fxxu1aol2_boot
combination_g928f_g928fxxu2aol2_boot
which one to choose?

here what i see in the download mode
Download SPEED : FAST
PRODUCT NAME : SM-G928F
CA_ TYPE : CA3
CURRENT BINARY: SAMSUNG OFFICIAL
SYSTEM STATUS: OFFICIAL
FRP LOCK : ON
SECURE DOWNLOAD : ON
Knox WARRANTLY COID : 0 (0*0000)
AP SWREV: B:2 K:0 S:0

Thank you