53
votes
Accepted
Can't check 'Phone Audio' setting for a Bluetooth headset
I found this fix/workaround: Go to Settings, then Bluetooth. Turn off the Bluetooth and the screen should show a link for the scanner settings. Click the link to turn off "Bluetooth scanning." Then it ...
- 646
32
votes
Accepted
Android Smart Lock: Why is there no option to use WiFi?
Some forums state the risk for the WiFi network to be spoofed. I don't understand how the risk is different: an attacker could spoof a Bluetooth device as well.
The risk is different. It's not ...
- 34.8k
12
votes
Why do I need to turn on location services to pair with a Bluetooth device?
My understanding of Bluetooth is that applications using Bluetooth have direct access to the device MAC address for the purpose of pairing. I will assume this for this answer.
If you can read MAC ...
- 4,211
11
votes
How to set default call audio output to earpiece when connected to bluetooth?
I was in need of doing this exact thing today. I was forced to figure it out on my own after I couldn't find an answer online. As it turns out, it's easier than I expected.
Open your bluetooth ...
- 211
10
votes
Record video with external bluetooth mic (ie headset)
This app worked better for me:
Cinema FV-5
After installing the app, but before recording the video, do the following:
Click Settings
Click Audio Source
Select Bluetooth Mic
Then record your video.
- 201
10
votes
Displaying Bluetooth gadget's battery status on the phone
This is possible on Android, at least on Lollipop. The feature is dependent on the Bluetooth headset sending the battery level in the right format.
If the headset supports it, you will see an option ...
- 171
10
votes
Accepted
Prevent music players from auto play on bluetooth connect
Background
Major part of this guide was extracted here: How to Disable Bluetooth Automatic Playback on any Android Phone
The point of this guide isn't to disable Bluetooth music entirely, otherwise ...
- 9,875
7
votes
Android Smart Lock: Why is there no option to use WiFi?
What you ask would certainly be possible, but it should be restricted to when a device is connected to a Wi-Fi network using sufficient security, i.e. WPA2 authentication/encryption. Probably it was ...
- 171
6
votes
My Samsung Galaxy trend plus wifi wont turn on
Do you have applied any update(custom or OTA) ?
Custom: If you have upgraded your ROM before official release, high possibilites are there to face these type of problems.
OTA: Very rare but possible ...
- 321
6
votes
How to use a paired bluetooth device as Smart Lock trusted device?
I managed to "trick" it into connecting by sending a file from one device to another. Then it becomes available to add as a trusted device. So I think you need to be actively doing something with the ...
6
votes
Accepted
Bluetooth input for video recording : Android 10, One Plus 7
Finally cracked it! Using any Bluetooth headset (even supporting BT 5.0) like Crossbeats
and recording with stock camera app or with Open Camera with audio source set to external doesn't work.
...
- 39.9k
5
votes
Discover version of Bluetooth
Go to http://www.gsmarena.com/ and search for your device: the site provides several info including Bluetooth version.
- 151
5
votes
Displaying Bluetooth gadget's battery status on the phone
As soon as a device implements the Bluetooth Battery Service (BAS), it is able to indicate the battery status.
- 53
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://...
- 71
4
votes
Can I use ADB without connecting over USB?
2020 Update: Android 11 enabled built in Wireless Debugging.
Here's the official announcement on the feature, and here's a handy guide on how to connect ADB without cables, without root.
- 315
4
votes
Can I use ADB without connecting over USB?
Non-Rooted Solution:
Enable USB-debugging in the developer setting and connect your phone to your computer via USB.
Run the adb command, adb tcpip 5555 (Make sure port 5555 is not blocked by any ...
- 3,313
4
votes
Can an Android phone be used as a Bluetooth headset/speakers?
Here's a XDA article by Mishaal Rahman that basically says:
Even without A2DP profile on Android (which is not implemented even in Android 8 yet), you can do a low-quality Bluetooth streaming via ...
- 244
4
votes
Bluetooth keeps turning on
It was the Firechat app for me. It'll be one of the most recent apps you installed if the Bluetooth started turning on out if nowhere.
- 141
4
votes
Displaying Bluetooth gadget's battery status on the phone
For some headphones, in order to see the battery percentage you have to enable the "Calls" button or something similar to that in the Bluetooth settings of the device.
- 41
4
votes
Accepted
Whatsapp chat history Transfer to android phone
You can't restore chat history from one platform to a different platform.
Eg:- Window to Android or vice-versa as in your case. Read the below Whatsapp faq,
http://www.whatsapp.com/faq/en/wp/...
- 3,313
4
votes
Can I connect two bluetooth device to my tablet?
I honestly thought that only one device could be connected at a time using Bluetooth. In an attempt to prove my point I tested connecting multiple devices simultaneously to my Samsung Galaxy Tab 4:
...
- 640
4
votes
Bluetooth Battery Level on Android Marshmallow
Quoting from Bluetooth documentation at Android Developers, it appears that this capability is based on connected device profile. Android supports this functionality from API level 18 (4.3). How to ...
- 39.9k
4
votes
Why do I need to turn on location services to pair with a Bluetooth device?
The vendor is correct, you need to enable location services to scan for WiFi or Bluetooth LE devices.
See bug #185370 for details. Google said they have fixed it in a 'future release' but according ...
- 143
3
votes
Bluetooth keeps turning on
I had the same symptom, and disabling "Bluetooth scanning" in location services resolved it:
https://stackoverflow.com/questions/34414216/using-bluetooth-scanning-for-location-accuracy-android-m
- 131
3
votes
How to display the on screen keyboard when Bluetooth keyboard is connected
I am with an Android 9 tablet, and find the option as: Settings / System (languages, time ...) / Language & input / Physical keyboard ==> There is an option that reads "Show virtual ...
- 197
3
votes
How to check supported Bluetooth Profiles on Android device
With USB debugging enabled,
adb shell dumpsys bluetooth_manager | grep Profile`
Output on a Mi 10i is as follows:
Profile: GattService
Profile: HeadsetService
Profile: A2dpService
Profile: ...
- 131
3
votes
How can I use one Android device as mouse and keyboard input for another Android device via bluetooth?
Serverless Bluetooth Keyboard & Mouse for PC/Phone should be what you're looking for. I hope this helps. https://play.google.com/store/apps/details?id=io.appground.blek
- 31
3
votes
How to add a physical keyboard layout
You should install extra keyboard layouts:
https://play.google.com/store/apps/details?id=varzan.extraKeyboardLayouts
.
It is free and helps me to type on Mongolian language and included many other ...
- 31
3
votes
Bluetooth keeps turning on
You can find out what is activating bluetooth by going to Settings -> Connections -> Bluetooth -> "..." -> Bluetooth control history.
In my case it was the bike rental app for Paris "Velib" and sadly,...
- 131
Only top scored, non community-wiki answers of a minimum length are eligible