Samsung Galaxy Tab A (2016) SM-T585 flashing screen and freeze

[arma0250]

Hi all, I need help my Samsung Galaxy Tab A (2016) SM-T585 flashing screen and have a message "KERNEL IS NOT SEANDROID ENFORCING". I try to reinstall with Odin3 (v3.14.4). I have this log:
<ID:0/003> Added!!
<OSM> Enter CS for MD5..
<OSM> Check MD5.. Do not unplug the cable..
<OSM> Please wait..
<OSM> Checking MD5 finished Sucessfully..
<OSM> Leave CS..
<ID:0/003> Odin engine v(ID:3.1401)..
<ID:0/003> File analysis..
<ID:0/003> Total Binary size: 3549 M
<ID:0/003> SetupConnection..
<ID:0/003> Initialzation..
<ID:0/000> Odin engine v(ID:3.1401)..
<ID:0/000> FAIL open(COM:3)

 

[mustang7757]

Hi welcome, where did you get the firmware?did you put it in download mode ? Does it show connection in odin?