18
votes
How can I increase the number of volume levels?
This should help some folks and it does enable better control, not louder volume.
Go to developer options (enable developer options if you haven't previously done so).
Then, turn on "Disable ...
15
votes
Accepted
How can I prevent an app from interrupting audio playback of some other app?
You can set TAKE_AUDIO_FOCUS permission of that app to ignore:
appops set <PKG_NAME> TAKE_AUDIO_FOCUS ignore
Using Permission Manager X (PMX) this can be done conveniently for any app:
...
13
votes
How can I get Google calendar to play a sound notification for an event?
Take a look at "Notifications" part of Google Calendar Help page. It has full details about notification setting in all devices like Android, iOS and Computer.
Open the Google Calendar app.
In the ...
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 ...
10
votes
How do I determine which A2DP codecs my phone supports/is currently using?
On my Cyanogen 10.1 phone (AOSP 4.2.2), it is possible to enable a capture of bluetooth traffic. You can then load this capture into Wireshark and look at the negotiation phase to determine which ...
10
votes
Accepted
Stereo to Mono Sound
On Android 4.4:
From your homescreen, hit the Menu key and open System Settings
Go to Accessibility, tap cancel on "need a screen reader" to bypass / scroll down to "Mono Audio"
Uncheck box
Done!
9
votes
How can I increase the number of volume levels?
If you're phone is rooted or you have a custom recovery (like TWRP), this is actually much easier. The only thing you'll have to do, is to add the following line to your build.prop file located in /...
9
votes
How do I adjust audio balance of my Android phone headphones out?
There is a possible quick solution, depending on the phone in consideration:
Go to Settings->Sound->Music Effects and depending on the phone, you may by default have an app that controls the music ...
9
votes
How do I adjust audio balance of my Android phone headphones out?
System > accessibility > Hearing
I am using LG G2
8
votes
How do I determine which A2DP codecs my phone supports/is currently using?
With Nexus 4 (5.0.1) or Nexus 7 (2012)(4.4.4) devices it is possible to use the developer mode to get the btsnoop_hci.log. "Enable Bluetooth HCI snoop log". It is not necessary to root the devices.
...
8
votes
Accepted
no sound via mobile network call
There seems to be a pretty bad bug that affects Cyanogenmod right now
https://jira.cyanogenmod.org/browse/CYAN-5728
A workaround provided in the thread:
from a root terminal (adb root/adb shell or ...
8
votes
Accepted
how to have two applications play sound simultaneously?
As for my device, whenever I play duolingo and music at same time then the audio fades slightly with CM 12 built-in player
Now if you are OK with any third party application. Here is it what you need ...
7
votes
Accepted
How to enable USB "Audio Source" option on Android 9+?
Android devices can work in USB host or device mode. Host is the one which controls USB communication. PCs mostly operate in host mode. Device is the one which is being powered and controlled by the ...
6
votes
How does changing the mixer_paths.xml increase volume?
I visited this some time ago and explored some values within the file. As it can be hard to determine sound quality comparisons, I also compared the visual appearances of waveforms.
Here's a ...
6
votes
how to have two applications play sound simultaneously?
You CAN play two audio simultaneously. I don't think it's possible with the stock Music player. You can install a third party music player. In Rocket Music player you can configure the Audio Focus to ...
5
votes
How to disable sound from an app
If you happen to be on a Samsung phone, there is an app called "Sound Assistant" which is excellent - adding volume sliders for whatever individual apps you like.
They waste a lot of money ...
5
votes
How do I adjust audio balance of my Android phone headphones out?
Stock Android 10.
Settings -> Accessibility -> "Audio and On-Screen text"
There you have the option between Mono Audo and Audio balance.
Device: Google Pixel 2XL
5
votes
Accepted
How can I disable the low-battery sound in Cyanogenmod?
As per advice from Narayanan, I replaced /system/media/audio/ui/LowBattery.ogg with another .ogg file. The next time it was triggered, the new file played.
I then tried placing an empty file at /...
5
votes
Sound architecture in android
Ok, so, I did a little bit of search and this is what I found.
Android, on the kernel level, uses ALSA or its alternative OSS (Open Sound System) to speak to the Hardware.
HAL (Hardware ...
4
votes
How do I determine which A2DP codecs my phone supports/is currently using?
In many cases, you need not go through this process, as valdikss now keeps track for many of the contributed results on his website
https://btcodecs.valdikss.org.ru/codec-compatibility/
https://...
4
votes
Send Audio to Two A2DP Bluetooth Devices Simultaneously
Update, 2017 Bluetooth 5.0
In summary, Bluetooth 5.0 comes with a lot of bandwidth, which allows the streaming to two speakers at the same time.
Speaking about the 5.0 Bluetooth in the Samsung S8, ...
4
votes
how to have two applications play sound simultaneously?
Samsung's SoundAssistant does this and allows you to adjust the volume of both apps separately.
Not sure if Samsung's app store (Galaxy Store) or the app itself is available for non-Samsung devices, ...
4
votes
Accepted
Altering left-right sound balance on Android 6.0.1
There's an older related post on this topic: How do I adjust audio balance of my Android phone headphones out? – but it seems that it's not matching recent versions of Android anymore. Like this CNET ...

Izzy♦
- 88.9k
4
votes
Android Emulator change system sound
I'm running Windows 10 and I found that when launching the Android emulator, it would disable my Dolby audio enhancements. I simply had to turn it back on in the Sound properties.
4
votes
Raise volume above recommended level? message
It's a European law which states you must be reminded every 20 hours of listening:
The user can choose to override the limit so that the sound level can be increased up to maximum 100dB. If the ...
3
votes
How can I increase the number of volume levels?
I had initially posted this as an answer to this question: How to increase/decrease volume in smaller increments/decrements?,
unfortunately this method won't work officially with Nougat (due to some ...
3
votes
How can I increase the number of volume levels?
The Samsung SoundAssistant is your huckleberry. Free app. Provides system-wide fine control over volume, with adjustable increments and per-application settings.
3
votes
How to stream audio from Android to PulseAudio server?
Currently there is no built-in protocol for "stock" Androids to connect to remote Pulseaudio servers. However, a custom ROM HAS been made to include Pulseaudio as the Android sound engine. Maybe ...
3
votes
Accepted
Phone makes sound when waving a credit card near it
Does your credit card have an NFC chip? The phone can read and write NFC data. It is probably activating Android Beam or S Beam.
3
votes
Good combination for playing media from SMB/CIFS share?
VLC for Android plays media from SMB shares. I use VLC on my tablet, my little Android set top box and about to put it on my firesticks. I also use VLC on my Windows and Linux PC's.
Only top scored, non community-wiki answers of a minimum length are eligible
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