19 votes
Accepted

My adoptable storage is full. How can I move the data to a bigger MicroSD card?

Having a similar issue, I read through the comments to your question and ended up doing the following based on a hint suggested by Barleyman: Go to Settings > Storage & USB › Internal Storage, ...
faidherbard's user avatar
11 votes

Connect a USB soundcard to an Android phone? And use it for videos?

Yes it is possible. I'm doing this with several devices for amateur radio and video production with KineMaster Pro. For amateur radio, I use the DigiMaster MiniProSC connected via OTG cable to a Nexus ...
JW OH8GEJ's user avatar
  • 111
10 votes
Accepted

How to make Ethernet work on Android over OTG?

There is a long list of Ethernet related questions but none has a comprehensive answer covering all aspects. I'm generalizing your question in order to share my knowledge on this. This is what you ...
Irfan Latif's user avatar
  • 20.2k
9 votes

My phone's touchscreen is damaged. Is it possible to control it remotely?

Use an OTG mouse and keyboard. From a thread: I can confirm that using an USB OTG adapter a wireless Logitech mouse and keyboard combo works for me without problem using Fairphone Open OS 17.03 (...
44yu5h's user avatar
  • 1,530
7 votes

How would you use your ext4 formatted thumb drive via OTG on Android?

External SD cards and USB OTG drives (since Android 6) are handled by vold which supports only FAT[N] (vfat) and exFAT (since Android 9 provided that OEM adds support to kernel) filesystems on stock ...
Irfan Latif's user avatar
  • 20.2k
7 votes

Where is the mount point/folder for a USB pen drive mounted on Marshmallow?

/mnt/media_rw/random-hex-id is the path you're looking for, where 'random-hex-id' is a folder name of format ABCD-EF01, e.g. E4E4-4394. Guess it took a random to actually be useful. You must have ...
user157314's user avatar
6 votes
Accepted

simultaneous USB-OTG and charging

There are two different questions here Fails: tablet - Samsung adapter - extension-cable - OTG-device..... (But) it works when inserted between a thumbdrive and a PC Android devices support USB ...
beeshyams's user avatar
  • 40.7k
6 votes
Accepted

Is it possible to use external hard drives with USB OTG?

Absolutely possible, I do this almost every day. You need to have an otg dongle (not just a cable) that permits adding an external power source. I use a dongle I bought on amazon for £12 and normal ...
PeterTecks's user avatar
5 votes
Accepted

Can I use the adb shell to know that the phone support OTG or not?

Yes. All you need to do is test for the presence of the file that enables it. On devices that do: # adb shell ls /system/etc/permissions/android.hardware.usb.host.xml /system/etc/permissions/...
Matthew Read's user avatar
  • 50.6k
5 votes
Accepted

USB C hub and charging at the same time

It seams that my issue was One Plus's Oxygen OS didn't support this feature. I installed a few kernels hoping that one would fix it and it did. The kernel is called Dora based on nem0.
Catfoxes's user avatar
  • 156
5 votes

My phone's touchscreen is damaged. Is it possible to control it remotely?

If you can manage to get usb debugging working, try scrcpy. Its features include: audio forwarding (Android >= 11) recording mirroring with Android device screen off copy-paste in both directions ...
corvus_192's user avatar
5 votes
Accepted

What is scrcpy OTG mode and how does it work?

Which version of scrcpy OTG mode supported It appears that version 1.24 is when it became available, but the latest version of scrcpy is probably preferred. From: https://github.com/Genymobile/scrcpy/...
Morrison Chang's user avatar
4 votes

Can I use the adb shell to know that the phone support OTG or not?

If the OTG drive is plugged in at the time of the command, you can also detect OTG by querying these directories: /storage/UsbDriveA (Samsung devices) /storage/USBstorage1 (LG G4, V10, G3, G2, ...
Aaron Gillion's user avatar
4 votes

How to autorun apk on android by plugging usb?

It's not possible to install packages automatically, and there's no feature like AutoRun. AutoRun was a huge security problem on Windows systems, so it seems unlikely that a similar feature will be ...
Dan Hulme's user avatar
  • 34.9k
4 votes
Accepted

Enable OTG with a shell command

Note: the solution is tested on a rooted OnePlus 6 running OxygenOS (Android 8, 9, 10). The command I use is: adb shell su -c 'setprop persist.sys.oem.otg_support true' Some folks on some forums ...
Firelord's user avatar
  • 25.1k
4 votes
Accepted

Sandisk SSD USB not detected by Android

There are one major differences between an USB stick and an USB SSD: power consumption As SSDs usually don't have the possibility to use a separate power supply you have to place an active USB hub (a ...
Robert's user avatar
  • 19.7k
4 votes
Accepted

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

You got it correctly, USB OTG sticks are mounted at /mnt/media_rw/[UUID]. Source: // Use UUID as stable name, if available std::string stableName = getId(); if (!mFsUuid.empty()) { ...
Irfan Latif's user avatar
  • 20.2k
3 votes
Accepted

How to connect both a monitor and a keyboard to a LG G3?

Use your slimport to charge and HDMI and get a bluetooth keyboard and mouse, that is the optimal configuration. The only dumb thing LG didn't predicted is to turn off the phone display when you are ...
user162673's user avatar
3 votes
Accepted

Sync ext SD to USB OTG **without** using a PC

As we figured out the solution you now use in chat, this answer should comply with "being tested", "not involving a PC or file manager" and "relying on verified sources". Though in the meantime there ...
Izzy's user avatar
  • 91.1k
3 votes

Using your smartphone as Laptop and Desktop with a DisplayLink-Setup (with S7 for example)

Not having MHL is not problematic. Most recent Android phone will be able to act as host and therefore talk with a docking station with DisplayLink technology inside. You simply need the app and an ...
Alban Rampon's user avatar
3 votes
Accepted

Why is my phone ignoring OTG USB?

Its not the android version describes that it can connect OTG(On-The-Go), its the capability of the device. Huawei P8 Lite has no OTG connectivity as described here : P8 lite review
Rahul Gopi's user avatar
  • 2,233
3 votes
Accepted

Is it possible to charge and transfer files to an Android phone with a usb-c hub?

Being a fellow Google Pixel user myself, I can say with 100% confidence that the phone is absolutely capable of providing a charge and transferring files at the same time. It may not be the quickest ...
therealjayvi's user avatar
3 votes

Force display cursor/pointer on Android

I discover this method to show the cursor on Samsung A6+ (2018) using the Huion Pen Tablet HS64. It is not an "arrow-type cursor" but a "small-circle cursor" similar to the Samsung ...
Conash's user avatar
  • 31
3 votes

Access OTG directory via wifi adb

There are multiple potential problems that prevent the phone from seeing your external drive: The phone has to support USB OTG at all. I would recommend to test that using an simple USB stick. Power -...
Robert's user avatar
  • 19.7k
2 votes

Connect a USB soundcard to an Android phone? And use it for videos?

I use a Cambridge Audio DAC Magic XS with my Nexus 5 running Marshmallow and it works fine. I have also tried a Behringer 8 channel desk that has usb audio interface, and it seems to work as well.
kikermo's user avatar
  • 21
2 votes

Android device with USB HUB and Charge

I needed the same thing and after a bit of googling found a couple of plausible options: Acasis H027 Mobile Tablet PC Charging Cable OTG Micro USB HUB 3Ports Simultaneous Charging Power Transmisson ...
George Profenza's user avatar
2 votes

Is it possible to use external hard drives with USB OTG?

I read in several places that using hard drives with USB OTG was possible with Samsung Galaxy phones because Samsung reads NTFS-formatted drives. (I have an A9 Pro.) But while I could use flash ...
Frederick Colbourne's user avatar
2 votes

Connect a USB soundcard to an Android phone? And use it for videos?

Yes, it is (mostly) possible. You need to be connected via USB OTG (which you are) that your phone acts as a host and not as a peripheral device The audio interface / sound card must be class ...
holzkohlengrill's user avatar
2 votes

How to mask USB OTG as SD card

I found a rather easy solution here, but it requires Android Marshmallow 6.0: (My Device is a rooted Nexus 7 2012 with latest ASOP 7.1.2 installed, the OTG Device is a USB-Card-Reader with a Micro-SD-...
hinneLinks's user avatar
2 votes
Accepted

OTG support for Samsung A3

Like thinker, I can confirm that USB OTG is available on Samsung Galaxy A3 (2015), at least if you have the version SM-A300FU, but I'm pretty sure that all versions can support it. However to get it ...
tobiasBora's user avatar

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