An Android device can be connected to a computer via USB using different connection modes such as "MTP" or "USB Mass Storage". If you have issues with those, this is the right tag to use.

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9
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5answers
107k views

My Samsung Galaxy 3 (GT-i5801) is not being detected by my PC — What should I do?

I have a Samsung Galaxy 3 (GT-i5801) Android phone. Currently, my phone is not being detected by my PC. Initially, when I purchased this phone, I was developing applications and I was able to run the ...
4
votes
2answers
8k views

How do I mount a Kindle Fire 10.2.6 on my Linux computer?

I just acquired a newish Kindle Fire, software version 10.2.6. Normally when I plug a Kindle or any USB device into my laptop (running Ubuntu 12.04) I get a popup screen asking me what I'd like to do ...
1
vote
3answers
4k views

Restore deleted photos

I accidentally deleted the entire "downloaded" album full of pictures from my Samsung Galaxy S2 (SPH-D710) and am trying to use a recovery program I downloaded. My phone will not show up as a ...
0
votes
1answer
1k views

SD card not showing files when connected to pc

When my phone MOTOROLA G3(2015) is updated to Marshmallow, its not showing files when connected to PC. While connecting, it shows options as charing only, PTP, MTP, MIDI. I have selected MTP, which ...
12
votes
7answers
1k views

Can I turn my Android device into a webcam?

If so, how? Could it be implemented via a USB, Bluetooth or Wi-Fi connection?
8
votes
1answer
15k views

Can I disable MTP mode and just have a regular USB connection?

I have a Galaxy Tab 10.1, and it's been rooted. Whenever I try to connect it by USB, it goes into MTP mode, which isn't working for me when connecting to my Ubuntu Linux computer. I'd really rather ...
5
votes
1answer
26k views

How to turn on USB mass storage with JellyBean

I have a Samsung Galaxy Tab 2 7.0. I have files on an external SD card but I cannot mount the tab as a usb drive from my computer - I cannot find a way to turn on USB Mass Storage. How do I do ...
4
votes
2answers
12k views

How to reverse tether without rooting?

Want to use PC broadband connection on the phone connected via USB [no Bluetooth or wifi] to surf on the phone or install app. The android device is running 4.0.4 and the PC running Windows 7 I dont ...
3
votes
2answers
2k views

About the android recovery mode

Question 1: what's the android recovery mode? Does it run a full linux kernel? Question 2: where the recovery.img is installed? (/somewhere_in_filesystem)
5
votes
1answer
2k views

USB Mass Storage Not Working

I have spent a few hours trying to figure out why my USB mass storage function is not working with my laptop. Here's what I've done: Installed Android 2.3.2 (Pete's GPA12) Uninstalled, cleaned, and ...
1
vote
1answer
443 views

Android 6: connect as camera per default

When I connect an Android 6 phone with my pc via USB, it always connects as "USB for charging". I have to set it to "connect as camera" (PTP) manually (for ADB to work) every time. Can I set a ...
9
votes
1answer
12k views

How to mount disks of a Samsung Galaxy in a Linux System (connected with a USB cable)?

I have connected a Samsung Galaxy S i9000 to a Linux machine over the USB cable. How can I access the disks of the galaxy from the linux machine through this cable (and not through wireless or by ...
20
votes
16answers
91k views

Samsung Galaxy S3 not connecting via USB

Since about a week, my S3 doesn't connect anymore via usb to any computer. I don't think it's driver related as it was working before and I didn't change anything on the computers. It now runs Jelly ...
6
votes
3answers
20k views

Samsung Galaxy Tab-2 USB connection issue

I am working on Android application development, I want to run my application on Samsung Galaxy Tab-2 GT-P3100 but whenever I connect it with USB to the computer then it is not detecting. snapshot - ...
5
votes
4answers
30k views

Marshmallow USB connection type

I just flashed the Android 6 Image to my Nexus 7 (2013) LTE a few minutes ago. It was a clean flash, so I copied my files over to my PC. When I plugged it in after it booted, Windows detects it, ...
3
votes
1answer
1k views

USB host mode with class compliant audio interfaces

I have an HTC EVO, and it is my understanding that the hardware supports USB host mode. I am still working to confirm this, but even if it doesn't, I understand other devices do, and that the Android ...
2
votes
1answer
205 views

“adb devices” gives “no permission” when on charge-only

I've just updated my LG Optimus 4X HD from the latest stock ROM (4.1) to CM11 (Android 4.4). Access via ADB is only possible when either MTP or PTP are enabled; if I disable both, I only get: $ adb ...
2
votes
0answers
331 views

Browse file system from PC in marshmallow [duplicate]

I have a LG Nexus 5 with android marshmallow OS. I used to be able to connect my phone to a PC running Windows 10 with USB cable and browse the files from the PC's file explorer. Ever since I upgraded ...
1
vote
1answer
253 views

How to know if phone has been connected via USB? (connection log on the phone?)

I'm trying to find out if someone has connected the Android phone (Samsung Note 4) to the PC via USB. Is there a log somewhere on the device showing the timestamp of connection? Preferably without ...
0
votes
0answers
1k views

Cyanogenmod 10.2 crashes when trying to access storage settings

I have just installed CyanogenMod 10.2-20130727-Unofficial-i9300 and I am facing a problem with connecting to USB on Windows. Windows won't install drivers when I connect to USB (MTP USB device ...
5
votes
6answers
54k views

Why doesn't my Samsung Galaxy S communicate via USB?

I discovered today that I cannot connect my PC with Samsung GT-I9000 any more: when I plug in the microUSB cable, nothing happens other than that the phone starts to charge. Earlier I got to see ...
9
votes
5answers
92k views

Can I get my car's head-unit to play audio, via USB, from my Galaxy S3?

I've just moved from iOS to Android, purchasing the new Galaxy S3. Lovely phone; I'm impressed thus far. The only thing that I'm struggling with is playing audio, via USB, to my car's head-unit. ...
5
votes
12answers
25k views

Galaxy Nexus won't connect via USB

So my Galaxy Nexus has been fine until now. It has been running Android 4.2 and it was going perfect, then like a day ago I go to plug it in and it just won't connect via USB. It charges on USB but ...
6
votes
2answers
12k views

What are my options for connecting my Android to Ubuntu?

I have a Samsung Galaxy S2 running rooted Jelly Bean 4.1.2. My computer is running Ubuntu 12.10. Before, in Android 4.0, I simply plugged the USB in, and a notification would pop up, and I was ...
3
votes
1answer
1k views

Phone not mounting as a drive when “Connect USB storage” is clicked

I have a Samsung Galaxy S, using the default firmware (version 2.2). It is configured to select "Mass Storage" when plugged in via micro USB. When I plug the phone into the cable, I receive the ...
0
votes
1answer
192 views

How to connect Samsung J7 via USB but disable charging?

I would like to know if is it possible to connect my smartphone to a pc via USB without charging it? It would be very useful to be able to disable charging (but still allow USB tethering, ADB ...
3
votes
0answers
3k views

Why is there no visible option for USB INTERNET in WIRELESS & NETWORK SETTINGS on my Nexus 5?

I own a Nexus 5 with Android KitKat 4.4.2. I have been trying to do reverse tethering without root as is supposedly possible from SETTINGS -> WIRELESS & NETWORKS -> MORE -> USB INTERNET. But I ...
2
votes
0answers
359 views

How can I troubleshoot MTP on my Galaxy Nexus

My Galaxy Nexus 4.2.2 won't show up as a MTP device anymore. It looks like the phone is the problem, I want to debug the problem from that end. Like many before me, I tried everything, and then some ...
2
votes
2answers
2k views

Connecting Galaxy S2 ICS to Kies

I tried connecting my Samsung Galaxy SII(ICS) to Samsung Kies 2.0.2 through USB. But whenever i connect the cable, Kies asks me to switch the phone to Kies Studio mode. But I could not find this mode ...
2
votes
3answers
13k views

Can USB charging (via mains adapter or from PC/Mac) of Android tablets be the main, primary method of charging? Or are there design issues?

Are there design issues with tablets being charged by USB not seen with Android phones? I saw this on another forum, what are your thoughts on this with regard to my question? ...
2
votes
1answer
6k views

My Samsung Galaxy S doesn't recognize when it is plugged in to USB

When I plug in my Samsung Galaxy S (Model SAMSUNG-SGH-I897, Firmware 2.2, Kernel 2.6.32.9, Build FROYO.UCKB2) to a computer, it starts charging, but does not recognize the USB connection for data. I ...
1
vote
1answer
217 views

No USB connection mode available; PC shows the error: “USB device not recognized”

My Huawei Honor 7 is unable to be detected by my computer. Whenever I plug it in, my computer shows the error USB device not recognized. My phone automatically starts charging but there are no ...
0
votes
2answers
779 views

When I connect via USB (Android to PC), it automatically starts charging. How do I transfer files?

According to what I've read, a 'File Transfer' window should open. Mine just says, 'slow charging'.
0
votes
1answer
3k views

Pictures and videos disappear from my gallery after connecting via USB

All my picture and videos (whatsapp and DCIM) are gone from my gallery after connecting my phone (Samsung Note Edge) to my computer via USB cable and till now I cannot retrieve them. All my pictures ...
0
votes
2answers
5k views

How to enable SD MSC mount in Jelly Bean?

Since upgrading to CyanogenMod 10, the dropdown notification when I connect my phone to the computer no longer appears. How do I mount the SD card via USB MSC in Jelly Bean? Note that the drive still ...