Samsung S8+ not detected any more from any PC - Samsung Galaxy S8+ Questions & Answers

Hello,
I have bought a new Samsung Note 8 and took the sim Card from the S8+ out and changed it to the Note 8.
The S8+ is rooted and the ROM from CARHD is flashed.
After the new boot from my S8+ there stands in small letters : CUSTOM BINARY BLOCKED BY FRP
After that the S8+ powers down.
I thought no problem and wanted to initialize the S8+ with smart switch.
and now the problem : The S8+ does not connect to any PC in download mode. And i can not boot into recovery mode.
I tried it on 3 different PC´s with the original cable installed all drivers completly new. But no detection anymore. (unknown USB device)
The Note 8 is always detected but not the S8+
Does anybody have an solution for this or is the phone completly dead ?
I don´t know how i can try to get on.... I would be happy for every help or solution i could try.
Thanks in advance

Does really no one know what i can do ????

Can you boot to the download screen? You get to it by using the bixby+vol down+power. If so, you can use Odin to install an official rom or install twrp recovery and install a custom rom

Hello,
I can boot to download mode but the PC does not detect the phone right...it is always unknown usb device. That´s the big Problem. So i am not able to Flash anything.

Only suggestions would be to either uninstall and the re-install the Samsung mobile drivers on your 'puter or try another 'puter if you have one. Sounds like it's related to the pc and not the phone.

If you have read what i have written ... I tried it on 3 differnet PC´s and every other phone is detected. I think the phone is dead. I reinstalled also all Drivers.
The only way to get out of it is to find a way to detect the phone again.

OK - when you are in download mode and connected to Odin, does your phone show up as an activated ID COM port?

Hello, no it is an unknown usb device ! Thats the Problem. !

Related

Galaxy S6 not recognized on PC or ADB

Dear,
My Galaxy S6 SM-G920F with lollipop 5.1.1
AP : G920FXXU2BOG8
CSC : G920FOJV2BOG8
has stop being recongnized by pc, i almost tries anything i know and find on net.
The pc doesn't recongnise it on device manager (i have a win 7 pc), the phone however react as pluged in a charger.
their is no mtp or mass storage switch on notification.
i have reinstall the driver of samsung several times with smart switch & also made it manual by suppressing directrly the samsung usb driver from programs on control panel then reinstall it but no hope.
I can't figure out eitheir its hard or soft.
i had change my cable & also test my pc with another Galaxy s6 it works fine, but mine no.
i have made wipe cache / factory reset also made an initialisation from parameters the phone is formated but not recognised by the pc also test it on another pc but the same behaviour windows pcs doesn't recognise my phone.
However, i figure out that when its on the restore mode (volume down + lock + home) the pc recognise it by Odin and smart switch.
i install the same rom on it also made an emergency restore with S/N and model and the process completes fine with smart switch and i saw the donwload progress bar completing on my phone.
but still i m stuck its not recognised please help !!!
i tries to use *#0808# and its on AP / MTP + ADB but no hope
i plug it on ADB android studio but the device list is empty :'(
Try installing latest version of Kies to install updated Samsung drivers.
roydok said:
Try installing latest version of Kies to install updated Samsung drivers.
Click to expand...
Click to collapse
I m having both the latest SmartView & Kies 3
i have done as asked but still no usb detection even after reinstalling usb driver
Try using a different USB cable or different USB port.
roydok said:
Try using a different USB cable or different USB port.
Click to expand...
Click to collapse
i used different cables and pcs but still not recognised
yesterday i used odin with those options :
BL/AP/CP/CSC and checked
Auto-reboot
F.reset Time
phone EFS Clear
Phone bootloader update
it has taking some while to execute but after that my phone was working and detectable again by my pc the problem was resolved for a couple of hours, in the evening the problem occured again.
and i have tried the process again the same why but no connection at all.
i don't know if its a hardware problem or software related problem
because the usb work when i m in restore mode (Odin mode) otherwise no.
Its an advance problem i already check all about usb / cable and pcs related problem.
Problem resolved
I sent my S6 to Samsung SAV it take them 4 days.
they doesn't give me proper answers on what they have done but i saw that my mini-usb plug is new so i expect that they got this part changed accrodingly the samsung has no sign of damage its a clean operation.
Its now detectable. It was indeed a Hardware problem
i have the same issue but in a g928f
today i changer my lcd with the micro usb flex
so all is new except the main board and still is not recognised at any pc with any cable.
i am really starting to feel very sorry for this phone.
odin does not see it at all even at download mode.
i don't know what else to do.
Software or Hardware Issue
I have a s6 920t that I am suppose to pay for at the end of the day. I got it from a friend who bought it while overseas. The only time my computer detects it is in download mode/odin mode, I hear the sound and I see it as "Added". When I try to connect any other way I don't hear the sound my laptop makes when it has detected a new device also otg cables don't work. I just simply want to know if this a software or a hardware issue? Software I can fix but if it is hardware I don't want to waste my money. Please anyone reply as soon as you can so I can decide what to do.
Thank you
I have two S6 Edge and one of them started doing this (phone only appears on USB when in Download mode). When swapping the motherboard between the phones, it works. So the problem isn't with the motherboard, but the USB connection module attached with the ribbon cable... There must be a chip on the module which gets locked somehow and replacing the board is at least one way to fix it. Hopefully someone finds another method without replacing the charger board?

[Completed] Samsung Galaxy S6 SM-G920F Problem

Hello everyone,
I have a problem with my Galaxy S6.It is stuck on Samsung logo screen and won't turn on.Also,my phone isnt recognized by any computer.I tried a lot of USB cables,a lot of computers,i installed the drivers,tried with kies,kies 3(drivers included),Smart Switch with automatic driver instalation,tried everything and my S6 is still not recognized by pc.I cant turn on my phone to activate usb debugging or something and i cant install a custom rom or a official rom?What can i do to fix my phone?is it another way to fix the logo screen stuck without connecting the phone to a computer?tried installing a rom , but it says "external blablabla is deactivated" or something like this
iuliflr said:
Hello everyone,
I have a problem with my Galaxy S6.It is stuck on Samsung logo screen and won't turn on.Also,my phone isnt recognized by any computer.I tried a lot of USB cables,a lot of computers,i installed the drivers,tried with kies,kies 3(drivers included),Smart Switch with automatic driver instalation,tried everything and my S6 is still not recognized by pc.I cant turn on my phone to activate usb debugging or something and i cant install a custom rom or a official rom?What can i do to fix my phone?is it another way to fix the logo screen stuck without connecting the phone to a computer?tried installing a rom , but it says "external blablabla is deactivated" or something like this
Click to expand...
Click to collapse
Greetings and welcome to assist. Did you do anything to your phone before the bootloop? Also if you put your phone in download mode is it recognised in kies/smartswitch emergnecy firmware recovery ?
Regards
Sawdoctor
Tried to unroot the phone before.The USB/charging port is broken,fast charghing isnt working anymore,thats why the phone isnt recognized at all.I will change the broken piece then it should be recognized by pc and i can reinstall the android.also'the motherboard can be damaged.anyway,the phone quality is very bad,i had a lot of problems with it,ill never buy a Samsung again.

[HELP] Help. Bricked s8+ FRP problem

Hello.
Today I enable OEM lock on my S8+ and rebooted phone. Now i have problem with FRP lock "custom binary blocked frp" + i can't connect phone to PC cause windows won't recognize it. I tried to install kies, smart switch, samsung USB drivers, google drivers. I even tried deferent cables and ports in 3 of my pc's ( 2 Win 10, 1 Win 7) nothing is working i cant get phone to show up in odin.
Is there something that i missed?
Pleas help my fix this bad boy.

Galaxy J700F donwload mode not detected on PC (Custom Binary Blocked by FRP Lock)

Samsung Galaxy J7 had TWRP recovery and genisys xperience ROM. I used it perfectly without any issue for more than a year now. I did a factory reset via twrp and everything was working fine but after two days the phone was switched off due to low battery and then onwards it's showing custom binary blocked by FRP lock.
I dont know why this happened without doing anything with the phone.
I read a few threads where people just asked to flash stock rom via odin. but to do that Phone doesn't get detected by the PC while it's in Download mode.
I have installed USB Drivers for Samsung, I have latest version of ODIN. I've use odin multiple times before this and it's the 1st time that the phone is not even detected by PC.
when outside download mode the phone is recognized as unknown device (device descriptor request failed).
please help to solve the issue!
I've tried using different usb cables and other usb ports!
**Images in Attachment**

Samsung S7, stuck on splash screen

I have an original Samsung S7. It wont boot up. It is stuck on splash screen.
I can somtimes get it to boot up in Odin Download mode, but I cant get it connected to the computer with Odin and Samsind drivers installed. The computer does not react when I connect the phone. And I have tried several computers and cables. I use Windows 10
This problem occured over the night. The phone had standard FW. Maybe there was a FW update that failed?
It is a Telenor branded Samsung SM S7-G930F
Is there any hope to get this phone alive again ?
Stig-Arne said:
I have an original Samsung S7. It wont boot up. It is stuck on splash screen.
I can somtimes get it to boot up in Odin Download mode, but I cant get it connected to the computer with Odin and Samsind drivers installed. The computer does not react when I connect the phone. And I have tried several computers and cables. I use Windows 10
This problem occured over the night. The phone had standard FW. Maybe there was a FW update that failed?
It is a Telenor branded Samsung SM S7-G930F
Is there any hope to get this phone alive again ?
Click to expand...
Click to collapse
Please post screenshot in download mode so we can help you

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