[Q] SM-N910H Downgrading lolipop To kit kat topic

I was Downgrading SM-N910H From Lolipop to Kit kat With odin
it says failed i tried many times but no sucess

<OSM> Enter CS for MD5..
<OSM> Check MD5.. Do not unplug the cable..
<OSM> Please wait..
<OSM> N910HXXU1AOB1_N910HOJV1ANL2_N910HXXU1ANL3_HOME.tar .md5 is valid.
<OSM> Checking MD5 finished Sucessfully..
<OSM> Leave CS..
<ID:0/011> Added!!
<ID:0/011> Odin v.3 engine (ID:11)..
<ID:0/011> File analysis..
<ID:0/011> SetupConnection..
<ID:0/011> Initialzation..
<ID:0/011> Get PIT for mapping..
<ID:0/011> Firmware update start..
<ID:0/011> sboot.bin
<ID:0/011> NAND Write Start!!
<ID:0/011> boot.img
<ID:0/011> recovery.img
<ID:0/011> system.img
<ID:0/011> modem.bin
<ID:0/011> cache.img
<ID:0/011> hidden.img
<ID:0/011> FAIL!
<OSM> All threads completed. (succeed 0 / failed 1)
<ID:0/011> Removed!!

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