Questions tagged [usb]

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

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24 views

Samsung J7 Prime, USB tethering is still greyed out

I have switched off the data usage on my Samsung J7 Prime phone, then went to hot spot and tethering but my USB tethering icon is still grayed out. I have also restarted the phone but there is no ...
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1answer
14 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 ...
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31 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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25 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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15 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 ...
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30 views

Backing up a messed up android phone or copying parts of it to a new one

I've been using an old phone for years, since buying it new the day it came out. It's a Galaxy S6 Edge. Everyone else in my family has one as well and they all work great, but mine is aging out, I ...
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24 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 ...
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1answer
65 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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54 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
82 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 ...
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26 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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1answer
54 views

Is data transfer from a Pixel 3a XL possible via USB 3?

The Google Pixel 3a XL has a USB C port. Is it possible to connect it to a computer that only has a USB 3 port to transfer data between the computer and the Pixel 3a XL?
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33 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 ...
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19 views

How to prevent android host from suspending a usb otg device?

I often try to use usb devices with android otg, and find that the device will so to sleep (screen powers off, turning off the screen is acceptable so long as the usb device doesn't turn off) and ...
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29 views

How can I find certified Android devices by feature flag?

I want to buy a device that has android.hardware.camera.external implemented natively. For my work I need to do WebRTC video calls using an external UVC camera from a mobile device. I see people ...
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1answer
61 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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29 views

Enable USB Tethering to a static LAN IP

I am interested in using an Android device to serve as a Raspberry Pi (rPi) monitor as described in the blog: Raspberry Pi Display over USB. The goal is to be able to view / control the rPi from ...
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1answer
36 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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21 views

Installing Raspbian(OS) on SD Card using android

first of all I would like to apologize if this is posted in the wrong section as it contains raspberry pi related content. I wanted to post this in the raspberry pi section but this question concerns ...
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39 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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2answers
227 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-...
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45 views

Would wired earphones with a built-in microphone (AKA handsets) work with a USB audio jack dongle?

My phone (Xiaomi Mi A2) doesn't have an audio jack, but it does come with a USB-C/Audio Jack adapter. Would wired audio jack based earphones that include a remote control and a mic work normally with ...
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44 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 ...
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2answers
91 views

My computer doesn't recognize my phone, neither on ubuntu nor windows

I own an LG-K430T, and I use it to share internet with my Desktop PC through USB tethering. Or I did it for a year straight until today, when my PC isn't recognizing my phone anymore, neither on ...
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1answer
789 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 ...
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27 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) ...
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13 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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23 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 ...
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50 views

How can I avoid the firmware update every time when I plug my phone into my laptop?

So, for some days now, whenever I plug my phone (LG Q6) into my laptop to get music or photos exchanged between the two, it restarts and tells me that it wants to update the firmware, which it then ...
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15 views

No sound input after connecting webcam to Android TV

I want to use my Android TV box for video call apps such as Viber or Skype. I have successfully connected my BC&IT A2 webcam to the Android TV box named AmiBox X96 MAX S905X using USB 2.0 port. ...
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1answer
87 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 ...
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26 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 ...
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2answers
275 views

Sandisk SSD USB not detected by Android

I have a Sandisk Extreme Portable SSD 500 GB. It works fine with Windows 10 but it cannot be detected by any of my Android devices. I tested with an Nokia 3.1, Sony Xperia Z3 Tablet Compact and a Sony ...
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66 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 ...
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25 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 ...
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1answer
73 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 ...
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130 views

How to turn on Google Pixel 3a with broken Power and Volume buttons

I am really smart and broke both the power button and volume button when replacing the screen on my Google Pixel 3a. (Stuck the razor in the wrong slot) Anyway, the screen works and I can tell ...
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22 views

My MacBook and Pixel 2 form a Bluetooth connect, then break it

I have about three hundred voice memos I'm trying to import to my MacBook (Mojave 10.14.3) from my Pixel 2 (Android 8.1.0). I've been trying to do the transfer over bluetooth because Android File ...
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34 views

Connect J7 to wifi / wire / or computer internet (for updates) [faulty built-in wifi]

Good Day! Hereby with a problem I become mad I had a Samsung J7 SM-J730F with what I believe is a faulty wifi (board has little corrosion where wifi should be place) I have reset back to factory, ...
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18 views

How to boot into a android device with usb stick with android on it [duplicate]

I am going to make use of Android Open Source Project (AOSP) and will develop custom android. But I want to test it on my tablet too. The problem is I don't know how to do it. Is there any BIOS like ...
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52 views

How do I disable a USB Popup in Android?

When I attach a USB device to my app, I get a popup from the system asking if I want to remember the device with a radio button to do so. My problem is, if I remove and reattach the device, it doesn't ...
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57 views

How do I get rid of “the connected device is unable to access data” notification

When I connect my phone to my job computer the phone shows a "the connected device is unable to access data" dialog from time to time. I think this is just annoying - if I want to access files from my ...
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29 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 ...
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40 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 ...
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1answer
108 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 ...
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1answer
98 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 ...
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74 views

Cannot properly configure DNS on android

I tried to share my PC network to android device through tethering. However, when I finish configuration, I found I can only ping IP address but failed when ping domain. My setup environment is as ...
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0answers
35 views

How to convert mmssms.db from android to ios database

My generell task was to transfer all my sms & mms from my old windows phone to my new iphone. I found some solution but I'm stuck half way now. It's workaround via android as there seems to be no ...
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38 views

Samsung Galaxy S5 not connecting PC

I've been unable to connect my samsung galaxy s5 to pc despite having tried for a couple of hours. I was able to connect to the same pc with a different s5 a few days ago and have tried connecting it ...
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3k views

How to do port forwarding over Android USB tethering?

So, for the time being I'm stuck plugging my phone into my PC and using USB tethering to connect to Wi-Fi. One of my games requires port forwarding for online play, and I'm having trouble getting it ...

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