N910H hang in logo-two files tried-error-why?

[zone3]

Selected firmware file: n910hxxu1coh4_n910hojv1coh2_xfa_android_
5.1.1.oct
Please put the phone into Download Mode and connect USB cable.
To put SM-N910H into Download Mode, You have to perform the
following steps:
1. Reconnect the battery.
2. Press and hold "Volume-" + "Home" + "Power ON" keys.
3. When phone turns on, press "Volume+" key.
Found phone on
Firmware write started.
Writing BOOTLOADER section...
BOOTLOADER section has been written successfully.
Writing Firmware Failed
Performed by 2.3.0 software version

tried another below firmware also-no scope

N910HXXU1ANK5_N910HUWA1ANK5_PGU_Android_4.4.4.oct

same error as above

help me

[Octopus box]

Hello.

What is the state of the phone? Why did You decide to reflash it?

[zone3]

Originally Posted by Octopus box

Hello.

What is the state of the phone? Why did You decide to reflash it?

as mention in post -hang in logo

[Octopus box]

Try to reflash the phone with "N910HXXS2CPC2_N910HOJV2COJ1_ACR_Android_5.1.1 " firmware from the Support Area and pot here the result.

[zone3]

Originally Posted by Octopus box

Try to reflash the phone with "N910HXXS2CPC2_N910HOJV2COJ1_ACR_Android_5.1.1 " firmware from the Support Area and pot here the result.

tried error as below

To connect SM-N910H phone you have to perform the following steps:
1. Disconnect USB cable from phone.
2. Go to Menu->Settings->More->About Device.
3.Tap on "Build number" 7 times to enable developer options.
4. Go to Menu->Settings->More->Developer options.
5. Turn on "USB Debugging" option.
Selected firmware file: N910HXXS2CPC2_N910HOJV2COJ1
_ACR_Android_5.1.1.oct
Please put the phone into Download Mode and connect USB cable.
To put SM-N910H into Download Mode, You have to perform the
following steps:
1. Reconnect the battery.
2. Press and hold "Volume-" + "Home" + "Power ON" keys.
3. When phone turns on, press "Volume+" key.
Found phone on
Firmware write started.
Writing BOOTLOADER section...
BOOTLOADER section has been written successfully.
Writing BOOT section...
BOOT section has been written successfully.
Writing RECOVERY section...
RECOVERY section has been written successfully.
Writing SYSTEM section...
SYSTEM section has been written successfully.
Writing RADIO section...
RADIO section has been written successfully.
Writing CACHE section...
CACHE section has been written successfully.
Writing HIDDEN section...
Writing Firmware Failed
Performed by 2.3.2 software version


is it flash ic problem?

[Octopus box]

Please repeat "Write Firmware" operation with enabled "Advanced mode" option. Un-check "Hidden" partition (select all partitions except of "Hidden") in process and continue with writing.

[zone3]

Originally Posted by Octopus box

Please repeat "Write Firmware" operation with enabled "Advanced mode" option. Un-check "Hidden" partition (select all partitions except of "Hidden") in process and continue with writing.

1. Reconnect the battery.
2. Press and hold "Volume-" + "Home" + "Power ON" keys.
3. When phone turns on, press "Volume+" key.
Found phone on
Advanced mode!
Firmware write started.
Writing BOOTLOADER section...
BOOTLOADER section has been written successfully.
Writing BOOT section...
BOOT section has been written successfully.
Writing RECOVERY section...
RECOVERY section has been written successfully.
Writing SYSTEM section...
SYSTEM section has been written successfully.
Writing RADIO section...
RADIO section has been written successfully.
Writing CACHE section...
CACHE section has been written successfully.
Firmware writing successfully completed.
Performed by 2.3.2 software version

now flashing ok-but still in reboot

help me

[Octopus box]

Try to root the phone, then check whether it boots completely.

[zone3]

Originally Posted by Octopus box

Try to root the phone, then check whether it boots completely.

SIR....my set on-first time got such an idea-root and flashing error importance?

my set ok-many many thanks