Questions tagged [usb]

questions regarding connecting an Android device via USB to e.g. a computer's USB interface

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43 views

Windows can access the phone's internal storage over USB, but not it's Micro sD card

My Samsung Galaxy A8+ (A730F), running Android Pie, had a faulty USB connector due to water damage and for a very long time, it wouldn't connect over USB. Nevertheless, everything else worked just ...
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25 views

How to get the information about my USB bus, version on Android 9

On my Android 5 the app Device Info HW shows what version of USB I have and whatnot, on my Android 9 the info is blank, why? Is there any other way to check it somehow?
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0answers
1k views

Android system keeps resetting default USB configuration upon PC connection

Whenever I'm connecting my Samsung Galaxy A40 running Android 9.0 to a laptop or PC, I'm getting an annoying prompt to allow data transfer, and the following setting which I had set to "Charging phone ...
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0answers
29 views

Connect/Disconnect To Specific USB Device With One Button

I have multiple speakers I connect to via USB and the one I use the most never shows on the "Previous" list no matter what I name it. So it's always multiple steps to connect. Is there any app ...
2
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2answers
2k views

USB connection unreliable while tethering

Device: Galaxy Nexus Android: CyangenMod 11.0 (Android 4.4.4) The IT department of my company doesn't support access of Mac devices to its network, but it does for Android devices. So I would like to ...
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41 views

How do I use my SmartPhone to USB host my old Tablet?

My new moto g7 does not Wi-Fi the correct frequency for my old dragon touch X10. Android 9 on phone and 5.1.1 on the tablet. Want to Host from cellular through USB to Client tablet. Any ideas on how ...
10
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4answers
108k views

Can I connect my android phone to the LAN, via an ethernet cable?

I want to connect my Galaxy S2 HD LTE SHV-120S Android version 4.0 (rooted) to the internet via a LAN connection. I am sensitive to wifi and network radiation, hence want to make a line connection and ...
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1answer
20 views

Connecting Phone to PC...USB socket seems to be dirty

It used to work. I could connect my phone to my PC with a USB cable and then browse the phone, like a mounted USB drive, with Windows explorer. Moving files back and forth was easy. Then it ...
3
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2answers
7k views

Changing to PTP MTP from charging mode?

So now, I just plugged my phone which is a Samsung Galaxy J2 Prime (SM-G532G), a notification pops up if I want an MTP or PTP devices, since I am charing I chose Charging on USB mode. Now when I ...
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1answer
859 views

Sniffing USB traffic between an Android app and a connected device

Is there any way to sniff USB traffic between an Android app and a connected device, like a drone controller?
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0answers
181 views

How do I access a SD card in an Android phone, via phone USB and Linux?

I've got a 256 GB card in my Nokia 5, which is set up to be used as phone storage, and not for portable use. However, I can't seem to be able to find any files on it. The directory in Android shows: ...
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0answers
400 views

What would be necessary to use a Rasperry pi zero W as a wifi to usb-C gateway for Android Auto?

As many new infotainment systems in cars support Android Auto, but not wireless. I was wondering if I could program something that would allow to use a cheap Raspberry Pi as a gateway. Effectively ...
3
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1answer
6k views

How to traverse camera from device via adb to my Ubuntu?

What is the best way to traverse web camera? E.g. there is great number of web servers for android with video translations. How to get access to its via adb? Or wi-fi would be a easiest way?
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0answers
89 views

Charge and USB flash drive through same port

I have a Pixel 3. I'm trying to use an external USB connected microSD card for recording long videos in a vehicle. However, even with wireless charging I'm finding that the power supplied is ...
2
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3answers
7k 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 ...
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1answer
1k views

Pixel 3a charging over computer USB connection

I have an Pixel 3a device that I connect to a Linux computer via USB cable (A to C). Sometimes when I plug in the device, the notification on the Pixel 3a says, "Android System - Charging this device ...
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0answers
792 views

Reboot USB Port Without Device Reboot

My phone has been slowly going insane over the time I've been using it. This time around, the USB port is throwing tantrums. It won't let the phone connect to a PC. I've tried different USB ports on ...
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1answer
3k views

How to get Google Photos to recognize External SD drive

I have connected an external SD card via a USB connector to my phone in order to have more space for recording video. However, Google Photos does not seem to recognize it - it does not show up in ...
4
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1answer
73 views

Should warnings about not charging your phone at airport/public usb ports be taken seriously?

There are many articles on the internet saying that charging at the usb ports available at the airport and public places can cause your phone to get hacked. Is there any any truth behind this? If ...
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0answers
298 views

Add usb to ethernet support to tablet Teclast t20

i would like to allow my tablet Teclast T20 to connect to ETHERNET via USB. I already own a USB to ETHERNET ADAPTER, that i use succesfully with my windows 10 laptop. It is an ASIX AX88772 USB2.0 to ...
133
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7answers
219k views

How to set up reverse tethering over USB?

My HTC G2 phone is rooted and running Cyanogenmod 7 I don't have a data plan. Sometimes I want to connect the phone to the Internet when there isn't Wi-Fi, to update Market apps, backup SMS messages ...
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0answers
46 views

Samsung device isn't connecting via USB cable for file transferring

I am using a Samsung Galaxy J8 device . My phone doesn't have any SD card. I was able to browse files of phone from my PC(ubuntu os) , even I could debug my app from android studio. But suddenly I am ...
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0answers
59 views

can copy file from one folder but not another

I am trying to get an apk from the aurora directory on the device onto a linux pc. There is not an issue copying in and out of the Download directory. If I connect the device with a cable and right ...
2
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0answers
133 views

How to know if USB drive was detected using OTG from dmesg output?

I am trying to get OTG to work with my phone (Samsung Galaxy Win SHV-E500L, previous question here) I have used an externally powered USB hub and connected it to an OTG cable connecting it to my ...
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1answer
1k views

A hub's USB-C port doesn't allow the phone to transfer files

When I connect my phone to my laptop with the original cable, I get the option called transfer files. Now, I have Huawei Matedock 2, and when I connect the phone to its USB-C port, I don't get the ...
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1answer
1k views

China phone after factory restart in recovery mode stuck on formating data

Can´t get to recovery mode, can´t connect via USB becouse it still rebooting. And it says Fromating /data.... mount system/ error Can somebody help me?
3
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2answers
3k views

Where is the mount point for a USB stick on Android 9?

I am working on IMX8QM with Android 9. I needs to configure usb stick on static mount point. Once USB stick detected, create sda1, after check I got: mek_8q:/sdcard # df Filesystem 1K-...
2
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1answer
693 views

Why does one type of tethering obstruct MTP while another doesn't?

When I use the native USB tethering function of my phone, it makes MTP stop working. I can't use both MTP and tether both at the same time. However, when I USB tether via ClockworkMod Tether, I can ...
1
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1answer
9k views

What folder are Google Podcasts downloads stored in? [duplicate]

I want to pull some podcast downloads off my phone, and put them on my computer. I have plugged my phone into my computer's USB port. What folder can I find my Google Podcast downloads in? My ...
2
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0answers
123 views

"No Photos" in OSX with PTP?

I delayed trying to fix this for a few years but now I'm having enough of it: photos on my Android phones do not show up in Image Capture/Lightroom/Photos.app on my OS X machines. File transfer (MTP) ...
34
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10answers
88k views

Drive letter for MTP connection under Windows

In Android 3 the connection to PC as Mass Storage Controller feature was removed. Is there a way to access MTP-mounted phone as a drive letter? I want standard file manager programs (e.g. Total ...
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0answers
19 views

USB Debugging on a soft brick? [duplicate]

How do you enable USB Debugging on a bootloop-ed device? Or, at least, how do you determine if a bootloop-ed device has the USB Debugging option turned on?
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0answers
72 views

Micro USB port charges only (no data)

I connected my Galaxy Tab S2 to my (previously working) Ethernet adapter, only to find it would only charge (no Ethernet). However, charging (up to 2A) still works fine. I've tried: connecting a new ...
5
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1answer
14k views

Share WIFI from PC over USB

All the questions with similar titles are the inverse of what I want. I would like to connect my tablet (that is "blocked" on the Wifi) to my Windows 10 computer over a USB cable and have the computer ...
2
votes
1answer
1k views

How to bypass system dialog asking to allow access to tablet data on Android tablets, specially those by Samsung?

I am developing an Android application, which connects with a Raspberry Pi hardware via the USB port. The issue is that this system dialog (as shown in the picture above) pops up every time I connect ...
0
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0answers
75 views

Phone not recognized by computers at all. No adb, usb, lsusb, fastboot

For over a year my phone had no issue connecting to my computer via usb cable. I could transfer files back and forth via adb no problem. It stopped being recognized about a month or two ago, So I've ...
2
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1answer
6k views

how to succesfully boot into bootloader/fastboot mode on alcatel 5049z smartphone

I am having issues( i am a "novice" when it comes to unlocking a30 android bootloader with a PC...) with booting into bootloader/fastboot mode on my stock rom--android 7--Alcatel a30(non rooted 5049z?)...
1
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1answer
659 views

USB Audio interface with Google Pixel 3a

I just migrated to a Google Pixel 3a coming from an old iPhone and I realized that I can't use my USB external audio interface for recording videos with my new phone. I used my Zoom UR-24 without ...
6
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2answers
19k views

How to connect wired xbox 360 controller to a tablet? (TF Prime)

I have read on certain blogs that it is super easy to connect a wired xbox controller to an android tablet. It should basically work right away. I have tried to connect multiple xbox controller to my ...
1
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1answer
2k views

How do I auto sync files between my Android device and Windows PC over USB? [closed]

Is there a software that can auto sync files from certain folders of our choice between Android device and Windows PC(Like the Camera folder or Music folder)? I am tired of manually copying those ...
0
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0answers
169 views

No images from SD card are shown in PTP mode

I have ASUS ZenFone Max Pro M2 with latest updates installed (Android 9, 070 firmware version) I try to connect my phone to PC (Arch Linux 64 bit, Cinnamon DE, Nemo file manager, latest updates ...
1
vote
1answer
1k views

How do I make my phone stop starting in charge only mode when I plug it in?

I did something with developer mode and now whenever I plug my phone in it wont let me access the files until I pull down the task bar and tap on "Charging via USB" which brings up a window where i ...
0
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1answer
355 views

LAVA OTG adapter keeps android tablet from sleeping

I am using an EasyCAP Adapter via a LAVA SimulCharge adapter on a Samsung Galaxy Tab S2 to capture video from a car reverse camera. This is working fine except, when the LAVA adapter loses the power ...
1
vote
0answers
41 views

Disable external GPS

I use Android Auto a lot. My car's entertainment unit, which I connect my phone to via USB in order to use Android Auto, has it's own GPS antenna. But it's slow to obtain my location, and often ...
0
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1answer
9k views

Connecting to COM serial port through USB with Putty

I am trying to use my android phone connected to my PC as an SMS gateway by executing AT commands. I have attached the phone to the PC (Windows 7), and device manager shows that it is in COM4 port. I ...
2
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1answer
1k views

How to organize photos from Camera folder in to folders sorted by month names?

For various reasons, I often end up pulling photos of my phones by connecting the USB connection to a computer and extracting what I need. The problem I am facing is that my DCIM/100ANDRO folder is ...
0
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0answers
339 views

Connect Android to OTG cable and PC

TLDR: I'm wondering if it's possible to connect a android device to a device(lets say usb flash drive) while staying connected to the computer. I'm developing a app that requires a ftdi chip to be ...
0
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0answers
61 views

Connecting Micro USB keyboard to a Type C device

I've recently purchased a micro USB smartphone keyboard (image below). The problem is, I'm using OnePlus 5T which has a type C USB port. I've already tried micro to type C adapters, but those didn't ...
0
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1answer
369 views

USB debugging turns off after restart on Android 7.0

Recently, my Moto G4 running Android 7.0 has been turning off USB debugging under developer options whenever the phone restarts. Is there a way to keep it on all the time? I have already tried ...
23
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10answers
51k views

Disable USB charging

For some reasons not related to the battery life, I need to disable the battery charging when a USB host is connected to my phone (a rooted Nexus 4). Taking a look around on the internet (link1, link2)...

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