MTP not working? - Verizon Samsung Galaxy S7 Edge Questions & Answers

I was recently gifted an S7 Edge that won't seem to connect properly to my PC. It had Marshmellow when I got it, and after some tinkering, attempts, to root, and some bootlooping, I ended up flashing Nougat (g935vvru4bqa2 from Sammobile). My PC can't seem to read files from it (before AND after tinkering). Samsung switch asks me to put it in MTP mode even when it already is, and on the rare occasions I've gotten the memory to show in windows explorer, all the files have no name and I get an error message when I try to open them. I've tried reinstalling android drivers several times to no avail. This is concerning for a few reasons but primarily because I have no way of backing up my phone currently. Any help would be appreciated.
Edit: Interesting development. I hadn't tried the phone with another computer for some reason. It is working fine on my laptop.

Sometimes it can be a usb port I have three on my laptop and only one recognizes my phone or sometime certain usb cables don't have the right specs to flow data back and forth I've had that issue as well
Sent from my SM-G935U using Tapatalk

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Can't Connect via USB

So I had my phone rooted, and removed some of the ATT apps using instructions from here: http://androidforums.com/samsung-captivate/124736-t-bloatware-getting-your-way-delete-some.html
After doing all this, the phone still worked fine, but as of today I can't seem to connect via USB. ADB doesn't see the phone, and even if I disable USB debugging and attempt to just connect as mass storage, the drives don't show up in my computer like they used to.
I attempted a windows rollback to just before I installed the drivers, then reconnected the phone, but I did not get any message about unknown devices, and the phone doesn't seem to be in my device manager.
Can anyone help me out here?
Edit: Running Windows 7 x64
you erased something you werent supposed to. dl the dump posted here & move it to an Micro SD. Put it in your phone and use a program to move it from external to internal memory then load back all the apps you deleted.
If I had deleted something, shouldn't USB connectivity have died right after I did that, and not after a night of doing nothing with the phone?
Either way, How exactly would I go about restoring from that stock dump that was posted?
Mine is doing the same thing. Had a hard time with the windows 7 drivers to begin with though.
I am going back to XP when I get home. Will see if it will recognize it then.
Sent from my SAMSUNG-SGH-I897 using XDA App
Hm, an update on my situation: 3g watchdog died on me a couple times (gave me the popup, asked me to force close), so I decided to reboot the phone, and now everything works like it used to. I had also restarted my PC since the last time I tried (and failed) to connect over USB.
So if anyone else is having similar problems, I guess try rebooting both the phone and your computer.
I'm going to be keeping a copy of that "Rooted Stock System Restore" update.zip on my phone from now on, just in case.
The first Captivate I got from AT&T did the exact same thing right out of the box. I actually had to return it for another unit. Hopefully that was just a freak thing though.
I had a similar issue with windows 7 when I was first trying to connect via usb. Not sure if this will work for you, but I had to plug it into my rear port, the front ones didn't work just for the captivate.
Sent from my SAMSUNG-SGH-I897 using XDA App
it seems im having the same probs too i removed the att stock apps that were in one of the posts, im downloading samsung kies atm to see if that will help...
Edit, it did...windows and ADB redetected it.
I also rooted my Captivate and removed all of the AT&T crap. USB connection is still working fine under Windows 7 x64. Didn't install Kies or drivers either.
Halleleujah!
I had the same problem. Got this file from Samsung, and it worked on my Win7Ultimate 64 bit machine.
Try making sure you are back to touch wiz and see if it works... Worked for me.
I had some issues trying to get my phone to connect also ...
Windows Vista64 Ult.
Initially the MTP driver would hang when the phone was connected, and then eventually it would indicate that the installation was successful, then it would re-install itself after about 5 minutes. This was an endless loop which was severely draining of my system resources causing other applications to hang as well. I removed the drivers and ...
I downloaded the USB drivers from Samsung and installed them, when I connected the phone the computer did not recognize it, nor did the display on the phone indicate that it was plugged in. I tried several different USB ports.
I then changed the mode to mass storage and the phone was recognized, but both the internal and my secondary memory cards displayed 0 bytes free of 0 bytes available.
I downloaded the UK version of Kies, this was an utter waste of time. The Kies utility was not able to connect to the phone at all. I mass storage mode Kies displays an alert that it is not compatible, and the same goes for media player mode. If left in Kies mode the phone displays "connected", but the Kies utility just displays "connecting" and never progresses. Uninstalled Kies, and re-installed the Samsung driver ...
Connected the phone in Media Player mode, which is allowing me to access both memory locations without difficulty. Though windows pisses me off every time I connect the phone because it wants to sync windows media center with the phone ... though this is easily ignored.
Has anyone gotten the Kies utility to work with the captivate?
Battlehymn said:
I downloaded the UK version of Kies, this was an utter waste of time. [...]
Has anyone gotten the Kies utility to work with the captivate?
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Try the Canada version, that's been working great for me, in Kies mode and all.
I had the similar kind of issue, look for the thread with ODIN and windows drivers, that is what worked for me...

Help connecting Epic to pc (yes I used the search and my issue isn't resolved)

Ever since I rooted I can not get my Epic to connect to a computer period. I'm about to give up and just deal with what I got, hopefully someone can tell me what I'm doing wrong. Before anyone decides to be a smart ass I have used the search function literally for days and have tried tons of things recommended with no result. I am the first to admit I'm an idiot when it comes to anything involving computers but I'm pretty determained to learn.
This has to be the phone because I have tried to connect to 2 desktops (1 running Windows 00 and 1 running the most updated Ubuntu), and 3 laptops (Windows xp, Windows Vista and Ubuntu). When I rooted I used the Vista computer and connected fine (can't anymore). I didn't have the space on the C drive to install the Android SDK so I switched to Ubuntu (first time user btw lol). Somehow when I was backing my SD card I lost any access to it or the notification bar. I never got my SD back til I rebooted but I haven't been able to connect to any PC since. When I charge (even in the car) it always tries to stay in mass storage mode. I basically charge in my car with my phone off hoping it will just charge and not mount my sd card to my car or wall lol. Yes I wiped 3 times, partitioned sd, tried several different cables (but my husband used mine and no problems on his Motorola) I'm sure I've done something wrong when I rooted or mounted to Ubuntu.
I also can't use adb. I followed the directions to the t (a few times lol) but when I run any commands it says "no such file or directory" I didn't have adb on the windows pc when I di noobnl's one click so I never ran the (adb shell ect) commands. I now can't do jack. I am now running noobnl's DI18 ROM with modem.bin flashed thru Clockworkmod.
I have tried all the basics you will find wit 2 days of web search.
My goal is DK28 (dream on Erica lol)...Thanks for any help and for anyone sparing me a lashing ;-)
Sent from my SPH-D700 using Tapatalk
When you plug in on your windows pcs...in Device manager..do you see anything appear? also do you have USB debugging on the phone?
USB debugging on?
Have you tried reinstalling the drivers for the Epic?
Rebooted phone and PC? (Sometimes it helps)
Used Odin?
Something might have been screwed up during one of your downloads, bad file maybe. Try reinstalling your drivers first, use Odin (phone must be in download mode), and see if it recognizes te device. If it does then Odin the stock .tar file and go from there. It'll give you a fresh start.
That's all I can think of right now.
Sent from my SPH-D700 using XDA App
I bet your USB debugging is on since most root's requier it. Even tho it says connect to pc if usb debugging is on it wont connect to my windows 7 box
I would suggest, if you're really having this many issues, just boot into download mode (1 on the keyboard + power button) and odin back to di18.
Just for kicks have you tried Settings > Privacy > Factory data reset? I assume that wiping does the same thing if not more but it's worth it to see if it somehow resets a setting that might be the issue.
What's left - software issue or Hardware issue.
Software:
hmmm...yeah gotta try connecting through Odin which uses downloader mode instead of USB modes...
Can Odin see your phone? Run Odin as admin with antivirus off, and proper samsung drivers installed. Then boot phone holding down 1 key into downloader mode. Connect to computer through USB port on back of computer (i.e. directly to motherboard) - does Odin identify something attached to USB port?
Yes - flash the dk28!
No - with Odin still on, unplug the USB cable, pause, and reconnect it. Still No? Try a different USB port on computer. Also try uninstalling and reinstalling the drivers - be sure to reboot the PC. If still No, then try on another computer, and as you did before, try different cables. Still No?? --> hardware problem with phone.
Hardware problem with phone: Look at the usb port in the phone - is there any junk in there that might interefere with the connection?
Yes - clean it out
No: phone perhaps internally damaged:
Solution for hardware damage:
You and husband clean up and go to sprint store.
At store - tech will know phone is rooted, so:
--Tech more likely to like you? You handle it, maybe even blame husband. Husband can silently attend and look sheepish, playing the part of 'me man, me dominate environment, me break fancy tech of wife, me sorry." Try to get free replacement phone while simultaneously promising never to let your husband root the phone again, or even touch it.
--Tech more likely to like husband? He goes alone, cops to the true story of how you rooted it and then was backing stuff up when it suddenly stopped working [truth from men? so sincere!]. Try to get free replacement phone while simultaneously promising not to let you in the house should you even attempt to root again.
P.S. forgot to add you might turn off the PCs firewall while testing, as well.
quik99 said:
I bet your USB debugging is on since most root's requier it. Even tho it says connect to pc if usb debugging is on it wont connect to my windows 7 box
Click to expand...
Click to collapse
same here. I tried out the free tethering app the other day and with usb debugging on i coudl never get it to install the proper drivers. Without it on and the 64bit drivers installed Odin worked just fine.
I have seen many Galaxy S devices not connect to a computer because of a faulty USB cable. Had my girlfriends sister switch out 3 Vibrants only to accidentally try and connect it to a laptop with a different USB cable and I've seen two others not connect with the stock Samsung USB cable.
How I fixed the tethering issue
I've had the same problem with my galaxy s - connecting to the PC (Win7 32bit) just doesn't do anything. As a test, I had a friend with the same phone/rom (froyo, rooted) connect - and he was able to! It installed the drivers and it just worked. He disconnected, I connected, and now it's fine.
So, see if you can find someone with the same phone and see if they can connect. Makes no sense to me, but it worked.
I've had my Epic fail to mount before. Interestingly any time I had an issue it was with a Mac - it always mounts on a PC. I'll stop now before I open up a can of worms.
Best advice I have is get a Dropbox account. You can use that guy to move files from a computer to the SD card without having to mount to the computer. Perhaps you can get a factory ROM (with root of course) on your phone that way?
You can get a app from the market called SWIFTP (free) & connect to your sdcard via ftp server. This can be a temporary fix till you get your connection error resolved.
I have 1 USB port on my laptop that the Epic shows up as "unknown device" on. Works on every other port, and everything else works just fine on the same port. The factory USB cable is finicky!

N4 not showing up at all on PC

I'm not sure when this problem first appeared. For whatever reason, my phone doesn't show up at all when connected to either of my two PCs. It must have when I first rooted the phone (to load ChainSU) but I'm not sure if the problem is recent or occurred immediately thereafter.
USB debugging is disabled. When I plug my phone into a computer, it attempts to install the MTP Driver and fails. When I uninstall my device, it disappears and I'm unable to manually install the driver's I've downloaded from other threads. When I load into the Bootloader, my device is recognized by Fastboot.
I'm hesitant to factory reset as this will leave me unable to root if the problem persists, which is important to me as I can get rid of the yellow tint on this screen.
Any thoughts?
Edit: $10 via Paypal for anyone who successfully helps me to a solution!
Are you definitely sure usb debugging is disabled? The phone should install as a portable device on your pc. Also ensure to enter your password onto your phone when connected otherwise the phone will not show up its contents.
Make sure for windows media player to be updated to the latest, for the windows mtp driver.
duraeas said:
I'm not sure when this problem first appeared. For whatever reason, my phone doesn't show up at all when connected to either of my two PCs. It must have when I first rooted the phone (to load ChainSU) but I'm not sure if the problem is recent or occurred immediately thereafter.
USB debugging is disabled. When I plug my phone into a computer, it attempts to install the MTP Driver and fails. When I uninstall my device, it disappears and I'm unable to manually install the driver's I've downloaded from other threads. When I load into the Bootloader, my device is recognized by Fastboot.
I'm hesitant to factory reset as this will leave me unable to root if the problem persists, which is important to me as I can get rid of the yellow tint on this screen.
Any thoughts?
Edit: $10 via Paypal for anyone who successfully helps me to a solution!
Click to expand...
Click to collapse
There are a few things you can try. Have you tried uninstalling the drivers completely then reinstalling from the toolkit? In the past, I've had issues where the phone wouldn't be accessible in some way on one computer but would be fine on another, so maybe try a different computer to try to narrow down the problem as to whether it's an issue with the phone or the computer? Also, this may sound a bit ridiculous, but simply switching USB cables and / or ports has fixed detection issues for me in the past as well--something to consider.
Sent via Morse code from my Nexus 4
Remove any existing drivers (while phone is connected), do the same for other android devices if you have any, then reboot and install Universal Naked Drivers. Have always had success with this driver pack.
Rizy7 said:
Are you definitely sure usb debugging is disabled? The phone should install as a portable device on your pc. Also ensure to enter your password onto your phone when connected otherwise the phone will not show up its contents.
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Click to collapse
100% sure on both counts.
I have this same issue with my rooted nexus 4, I've tried 3 different computers and several cables and it never connects to the PC and only charges the phone. It doesn't even give me option to choose media files.
I've had this issue before, my Nexus/Computer was acting in complete stupidity. When connecting the phone to your computer you will see a notification saying "Connected as a media device" on your phone, just touch it, and change it to "Camera (PTP)". It might access the camera for you, but It actually accessed the storage for me.
YeledKaki said:
I've had this issue before, my Nexus/Computer was acting in complete stupidity. When connecting the phone to your computer you will see a notification saying "Connected as a media device" on your phone, just touch it, and change it to "Camera (PTP)". It might access the camera for you, but It actually accessed the storage for me.
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Click to collapse
Thats not the problem, it doesn't give any option. It doesn't show up on the computer at all and only charges. It's the same for every computer.
yuriorkis said:
I have this same issue with my rooted nexus 4, I've tried 3 different computers and several cables and it never connects to the PC and only charges the phone. It doesn't even give me option to choose media files.
Click to expand...
Click to collapse
I'm thinking we've screwed something up with the phone's side of the MTP protocol - mine is totally independent of the cord/computer used. All the correct drivers installed.
Have you tried Factory Resetting? I'm really hoping this is a workable option.
If you have a recovery back up the current Rom and flash stock and see if it's working
Sent from my KFTT using xda premium
if the phone is locked with a pin/password/pattern unlock it.
I had same problem on my pc yesterday. Even if the drivers installer showed up that installation was successful, somehow for a mtp mode system was using some other Microsoft driver. Correct one was only used in ptp mode. So when I connected n4 in mtp mode storage wasn't available, when I switched to ptp mode everything was fine. Turn on your usb debug, switch on mtp and connect. Go to device manager in system, find your nexus there and rmb on it and manually reinstall driver. After this my n4 is visible in system in mtp mode again.
Sent from my Nexus 7 using Tapatalk HD
my screen is cracked and phone is useless now (replacement coming tomorrow) can i connect it and wipe it back to factory before i have to send it out?
K0v4L said:
I had same problem on my pc yesterday. Even if the drivers installer showed up that installation was successful, somehow for a mtp mode system was using some other Microsoft driver. Correct one was only used in ptp mode. So when I connected n4 in mtp mode storage wasn't available, when I switched to ptp mode everything was fine. Turn on your usb debug, switch on mtp and connect. Go to device manager in system, find your nexus there and rmb on it and manually reinstall driver. After this my n4 is visible in system in mtp mode again.
Sent from my Nexus 7 using Tapatalk HD
Click to expand...
Click to collapse
The problem is that even if I switch between MTP and PTP it still does nothing, I have tried multiple cables, computers and have reflashed the ROM and wiped the device but it still does not connect with the PC. This is frustrating.
yuriorkis said:
The problem is that even if I switch between MTP and PTP it still does nothing, I have tried multiple cables, computers and have reflashed the ROM and wiped the device but it still does not connect with the PC. This is frustrating.
Click to expand...
Click to collapse
Is yours able to connect during Bootloader/Recovery? Fastboot/ADB have no trouble recognizing my device.
It's really odd that if these things work, meaning your USB connection is fine, replacing the all of software fixed nothing... unless MTP occurs at a much lower level of the OS (maybe kernel is corrupted?)
I've got a similar problem that others have posted - PCs not detecting my N4. I got it last Friday (2/1) from Google and after the registering process and updating to 4.2.1, I connected it to my Win7 laptop and it showed on the PC as a drive. But since I couldn't copy/paste Office docs to that drive and had to do that through Dropbox, I didn't bother trying to reconnect until Monday, at which time the PC didn't detect it. Neither will one other Win7 nor two XP (both with WMP10) PCs. Have tried multiple cables, all of which work with other Android devices (pre 3.0). I've seen several suggestions on this and other threads, but one major issue I'm having is that some of the fixes require enabling USB Debugging. For the life of me I can't find that option in the N4's Settings. Unlike my other phones, there is no Applications subcategory under Settings on my N4 (4.2.1, Build JOP40D). Can anyone help me find that option? TIA.
Edit - Found answer. Click on Build in About Phone setting 7 times. That activated Developer options. Now to try the fixes which require USB Debugging mode turned on.

URGENT help needed. XtreStoLite USB problems.

Okay. Hi guys.
I'm having some horrible USB connection problems and I've no idea whether they are hardware/software. I'm leaning towards the former.
About a month ago I noticed while plugged into my charger, my phone wasn't charging. Wiggling the cable did little, if anything to help. But it only happened that one day, and after a few beeps and boops of connections coming and going, it had seemed to have fixed itself.
Yesterday I decided to upgrade from XtreStoLite KitKat to XtreStoLite Lollipop. I made a bit of a mess of it and accidentally wiped my entire OS/cache/data before even putting the ROM on the sdcard directory. Fortunately I had already upgraded the modem/bootloader and was able to sideload the ROM.
I say I was able to sideload the ROM successfully, but this is really where the issues started to resurface. The first dozen or so times I tried to sideload I got "ADB not recognized" errors in CMD. I tried all sorts of USB driver re-installations, and installing google USB drivers from the Android SDK etc and nothing was working. Lots of beeps and boops of drivers installing and USB connections being made. In a last ditch attempt, I went back to CMD and once again typed "sideload adb rom.exe" and by some random miracle it worked. But that was the LAST time. I tried again later and got the same error as previously.
Anyway... new ROM installed. I ran through the set-up process and plugged my phone in to transfer over the add-on pack so I could re-activate Samsung Kies connections in order to restore my apps/photos etc.
*B-beep-b-b-b-eep-boop-b-beep* The phone was wildly connecting and disconnecting. I unplug it, blow into the USB connector - try to see any bent pins, but can't see anything. After a few tries I get it to connect long enough for me to transfer the file. Kies reinstalled. Throughout this WHOLE process there has been FAR too many disconnects.
If I DO get my phone to connect - Kies is stuck eternally on "connecting". I have a feeling MTP mode is just broken - as NOTHING shows up in My Computer when in that mode. Odin 3.09 no longer sees my phone at all, and when I connect in Camera mode NONE of the .zip files I placed in the sdcard directory show in Windows at all. But they ARE there, as I can still install from .zip in recovery.
The phone seems to work fine. But I want to restore my Kies backup, add/remove the .zips in the main sdcard directory, and see my phone in Odin.
Please help me. I am scared.

A800i USBsettings has stopped

Guys could anyone help me?
My phone is Samsung A8 variant A800i non-rooted and already 6.0.1.
Eversince I upgraded to MM thru ODIN I am encountering an error in my OTG as in it won't read any disk... the only resort to make the otg work again is to reflash my phone. However during the most recent otg failure, a "USBsettings has stopped" was shown. I factory reset my phone but still this notification appears everytime I start my phone. So when I decided to reflash my phone, I was shocked that my laptop only charges my phone. It can't even detect my files thru mtp connection.
I tried the following and my laptop still can't detect my phone:
1. At the Developers Option I tried to switch the USB Configuration from MTP to Charging to MTP and various other switching, while connected and unconnected to laptop.
2. Dialled *#0808# to reset USBsettings but I am only getting "USBsettings" has stopped.
3. I reinstalled the USBsettings.apk from the system folder (via total commander).
4. I have installed USBsettings.apk taken from another phone.
By the way before I tried the above methods I have already eliminated the cable and pc problems since using the same cable and laptop, I can connect my other samsung phone thru mtp and is detected by odin. I have also tried various other desktop on Windows 7 and 10 but still the same problem: these only charges my phone.
Moreover, there is no abnormality in my charging time eversince this happened.
Hope someone could help me make this work again.
Thank You.

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