downgrade samsung galaxy a5 2016 (nougat) without pc - Android General

Hi,
I bought Samsung Galaxy A5 (2016), it was running on lollipop as factory, I updated it to marshmallow, then after ca 4 months, updated to nougat.
My phone (that is not rooted) could connnecting to PC (Windows 7), could connecting to other device or to a mouse via OTG cable.
The problem is after updating to nougat, no mouse or other device supported by connecting to it via OTG, and the worst is I can't connect it to PC, bcz I want to downgrade it back to marshmallow.
I use the original usb cable, when I connect it to PC, it shows just charging signal and no notification to check MTP or such things.
I tried to turn on USB debugging, and other usb cable, no successs!
Other device can connect successfully to pc via the same cable and to the same PC.
I could bear everything (no OTG and etc) but connecting to PC is very important, specially since short time WIFI disconnects automatically from device, I tried also many things to fix it but also no luck also after wipe caching data and reset factory, the problem remains also in safe mode.
So many bla bla, sry but any help to flash firmware to SM-A510F (not rooted)...
I think, this would repair everything when I downgrade to marshmallow but without PC, how does it function?!!

Related

[Q] Phone won't connect to Odin

I had to install the 4.3 firmware on my S3 since it got soft-bricked, but it seems that even though I installed the Samsung USB Drivers and installed Odin, my phone won't connect to Odin. I tried using different charging wires and different USB ports, and that doesn't work either. Even my friend's phone, which was an S3 as well, managed to connect to Odin with the same charging wires. Is it something to do with my phone? I need help with this.
My S3 updated to 4.3 (locked bootloader) and I can't make it connect via USB, it won't connect. I've tried everything, every link I can find, reghacks, drivers (countless installs/etc). I know what I'm doing, I've been using computers longer than a lot of posters here have been alive.
The thing is the device isn't telling the PC what type of Hardware it is, let alone the PC having drivers. I actually think my phone is toast - I'm glad it still charges and you can (if you're not rooted) root via Towelroot without a PC.
Good luck.

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?

Cant connect to Windows 10 laptop

I installed everything I can think of and my laptop wont recognize my s6 after upgrading to WIN10. Kies v3, check. smart switch, check. Reinstall drivers using smart switch, check. When I plug in the USB cable it charges, but nothing happens on the screen. Cant transfer files or tether. Really frustrating. Any help appreciated
I have win10 as well. The phone is recognized immediately az a storage device and also Odin works without issues. You can try a different port or cable.
I'm having the exact same issue with my samsung s6 (samsung-sm-g920a). After installing WIN10, I haven't been able to connection via phone > laptop. I can send files from the laptop to the phone though, but not the other way around. I've tried putting my cord in all the ports but it won't work.
cant connect s6 to windows 10 via usb
I'm having the s ame issues
Did you try to reinstall the ADB drivers?

Soft BRICKED unable to connect with pc

Due to removal of some system files the phone shows "sorry Google not working......sorry browser not working.....nd so on" even after factory resetting. Android. Os is 2.3.3 gingerbread. The mobile is not connecting to pc using usb cord due to its port problem thats what I think. The phone charges properly but when connected to pc the pc says connected and than disconnected.. No clockwork recovery is installed its just rooted and bricked (phone repairer is unable to connect the phone to pc). Please suggest any solution

Galaxy Note N8010 - Can't read USB

Hi,
I've had some problems with my N8010 recently. I reset it and am now finding that the laptop won't recognise USB (comes up as malfunctioned).
It's been rooted.
I can enter ODIN by pressing home and power up and can also access download / install customer OS by pressing home and power down (although it just sticks on "downloading").
Thinking it might be the USB (although the tablet was being charged when it was plugged in) I've tried a few but all have the same problem.
I've tried re-installing drivers via device manager, have tried the USB cable connection error in Kies (that goes very quickly through it's analysis and doesn't fix it).
Given I've done a complete re-set there are only the basic apps on the device (other than SuperSU - although I've done a full unroot).
Any other thoughts as I'm stuck and can't fix the issues.?
Settings:
GT-N8013 (although it is GT-N8010)
Android 4.4.2
Kernel - 3.0.101 Boeffla Kernal 3.0-beta6
Build - Gnabo.Rom.v8
Can anyone help?
Standard reply to usb problems .
Search Google XDA usb errors not connecting .
USB port dirty / pins bent .
USB cable replace .
Install Samsung USB drivers
USB not connected to a mainboard usb port .
Try a different PC .

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