Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

The version of Android originally on the device as supplied by the manufacturer or phone network, including any customizations, alternative interfaces and updates.

0
votes
0answers
29 views

Why permissions are not asked for when installing an app on one device while they are on all other device

I installed Google Classrooms first on my phone (Android 6.0.1), but I was not able to add an google account to use the app. It says "couldn't add account to google classroom. please try again or use ...
1
vote
0answers
29 views

signing custom OTA update .zip file

We have a kiosk application that needs to be able to periodically do OTA updates using our self-made OTA update .zip files. Our custom OTA update .zip file have the following files: /data/misc/adb/ ...
0
votes
1answer
14 views

is there a common symlink in android multi-users, access use's `root directory` ?

On test tablet. There are two users: /storage/emulated/0/AAA --onwer /storage/emulated/10/AAA --nomal user My attempt: adb shell "ls -l /storage/emulated/legacy/AAA" file dot exist. --failed ...
0
votes
0answers
11 views

How do I switch between keyboards on Pixel 2 XL

I am on Pixel 2 XL Android 9. I have multiple keyboard installed but I am unable to find how to switch between keyboards without going deep into settings and fiddling with "manage keyboard" section. ...
0
votes
0answers
33 views

How to restore “userdata_YYMMDD_******.backup” file which was created by my android phone Coolpad Note 3 Lite's STOCK RECOVERY?

Yesterday, my Fingerprint Scanner of Coolpad Note 3 Lite stopped working and I couldn't remember the pin lock code. So, I booted in Stock Recovery and chose the option of "Backup User Data" and it ...
0
votes
1answer
41 views

Access files or ADB on locked Galaxy S7 with broken screen

I have a Samsung Galaxy S7 SM-G930F that is fully functional with the exception of the screen and probably the capacitive buttons too. All I really need to do is to access my files. As a minimum, I ...
0
votes
0answers
17 views

Change the color of the touch key bar on android

So I don't know much about this, and i'm not a developer or anything special, but does anyone know how to change the color for the touch key bar to any other colors than black or white on android LG ...
0
votes
0answers
8 views

Lock desktop, not the screen, on Galaxy S9+

Is there a way to lock the desktop on the Galaxy S9. I'm using the default launcher. On my previous phone, I was using the Apex launcher and it had a setting to lock the desktop so basically the long ...
0
votes
0answers
13 views

Disabling a part of the screen totally

I have this android phone with a phantom touch issue, and I wanted to disable the affected part of the screen. I have an Cubot S250, Android 4.4.2. The issue just suddenly happened and I don't ...
1
vote
0answers
32 views

Need Data off of a Locked, Unrooted Nexus 5 Stuck on Pre-Android Logo Splash Animation

Alright, this is a long shot, but I really would like to get my data off of my old, soft-bricked phone. It's a Nexus 5 (running Android 6.0.1), which has never been unlocked or rooted. It gets stuck ...
0
votes
0answers
25 views

How to fix 4G or LTE?

I have got Samsung Galaxy Note 4, originally it has 4G, but there is nothing with the name of 4G or LTE in my Phone setting, how to fix it.
0
votes
1answer
51 views

Damaged Sd card. Sd card is damaged. Try reformatting

While i am using my android phone i get this above error . 1.I have tried rebooting phone. 2.I also have tried to reformat in android but it shows same errors again and again my phone also not ...
0
votes
1answer
25 views

Facebook videos playing in low quality

I recently purchased a new phone that uses android 8.0, whilst viewing a video on Facebook the thumbnail is clear and then when the video starts the video becomes very pixelated. The issue only occurs ...
0
votes
0answers
86 views

Is it possible to unlock the bootloader of moto e4 without computer?

I want to root my phone but I dont have a computer to unlock the bootloader so im wondering if it is posible to do this without a computer if so how? I tried googling how to do this but google thinks ...
0
votes
0answers
8 views

Different android with multi-user for huawei mediapad t3? [duplicate]

Today I received confirmation from Huawei that multi-user user has never been included on my huawei mediapad t3. However, that is one feature that I would really like to have. Can I install a ...
0
votes
0answers
20 views

Unable to turn on the wifi button

Deal all, I am unable to turn ON the Wifi button in samsung A7 2017 model mobile.... When I click the button it is trying to ON and after sometime it is going to OFF mode. And I already done the ...
0
votes
1answer
146 views

How do I view root ( / ) with Termux if termux-storage-storage doesn't help?

After reviewing this: https://termux.com/storage.html I used termux-storage-storage on my phone and Andy Android emulator. After running the above command, I am able to view root directory with ls ...
1
vote
0answers
36 views

How can I cast only my android screen to my tv

I have a Chromecast and I want to cast my android screen to my tv (mainly youtube) but not the audio, I looked online to find any answers and I found that I have to double broadcast I did it once (I ...
0
votes
1answer
299 views

How to fix “Encryption unsuccessful” and bootloop issue on Andriod 8.1?

My Nexus 6p boot looped and is showing "Encryption unsuccessful" error with a RESET PHONE button. Resetting the phone is not helping and it shows the same "Encryption unsuccessful" error again. ...
0
votes
0answers
26 views

Get root Access on LYF f8

I am using LYF ls4505 (F8), I have tried many ways to get root access like using adb command (in linux mint 19) and using some apps like kingroot but I can't do that. Is there any way to get root ...
0
votes
0answers
13 views

Return to stock HTC m7spr

hello I have a htc m7 and I unlocked the bootloader and installed a custom recovery twrp 3.2.1.0 and I want to go back to stock rom, recovery and relock the bootloader. can someone guide me through ...
0
votes
0answers
525 views

Flashing update.zip signed with OEM keys return “failed to verify whole-file signature”

I have an update.zip which include an APK in the system/priv-app/ folder, a boot and shutdown animations and an SSH server among other things. I have the private and public keys of the OEM who sold me ...
-1
votes
1answer
177 views

Flashlight Enabling for a video call

As far as I know, there is no support for flashlight while we are chatting via video call in a smartphone. Why it is not present? Is there any hardware limitation? Can someone explain?
0
votes
0answers
53 views

Wifi won't turn on after flashing stock rom?

I installed an Custom ROM Lineage OS 14.1. After that I had flashed stock ROM on Samsung Galaxy A3(SM-A300H) using FlashFire. After that I did a factory reset and after booting up I tried to turn on ...
0
votes
0answers
28 views

What is different in Android versions for different devices?

Every device has it's own android versions, usually made by the OEM. What I'm asking specifically is: What is the difference between eg. Android Oreo for Galaxy S7 versus Android Oreo for OnePlus? ...
0
votes
2answers
268 views

How to remove apps which doesn't allow uninstall option without rooting smartphone?

I'm using Samsung J7Max recently I updated MY AIRTEL app and try to uninstall it app uninstalled but leaves an duplicate MY AIRTEL app which tell me download MY AIRTEL app from playstore. I can't ...
0
votes
0answers
22 views

Fingerprint scanner and Rear camera not detected

I have a Lenovo a7020a48. Yesterday I noticed that my fingerprint scanner and Rear camera stopped working. when opening the camera app it shows "can't connect to camera", I am also not able to enroll ...
0
votes
0answers
879 views

How to restore Whatsapp backup from local backup in Android?

Let me explain the issue i am facing. I was using Iphone, and recently, I started using Android phone. I wanted to migrate my whatsapp data from iphone to android. For that, I copied ChatStorage....
0
votes
0answers
71 views

Download an iso file on my Android phone

I want to make a boot USB for my broken Windows XP machine. I want to download it on my Huawei phone SD card, take the SD card, put it in USB card reader, and use the USB to boot my broken laptop (a ...
0
votes
0answers
103 views

Undo hard brick of HTC 10?

I tried to revert a HTC 10 to stock by following this guide. The original CID was 11111111 and the MID was 2PS630000. Because I don't have access to Windows, I tried the "RUU Zip method". I ...
0
votes
1answer
174 views

What is USB BICR function in android?

In the build.prop file I found an entry commented "Enable USB BICR function" (ro.sys.usb.bicr). I searched in Internet, but I did not find anything useful. Maybe you know?
0
votes
0answers
186 views

stock android Flashing infinix S2PRO X522-H539C-N-170816V186

Now, so i'm trying to install stock android. i did my research and found that my build number is X522-H539C-N-170816V186. but finding the boot file for the build is impossible. all links download ...
0
votes
0answers
26 views

Not booting to recovery [on hold]

my phone is not booting into recovery not with side button combination nor with the adb command. some fastboot commands are also not working as:- fastboot reboot fastboot boot recovery.img
0
votes
0answers
118 views

Is it possible to replace EMUI with original Google firmware?

I have a Huawei CUN-U29 with stock EMUI 3.1 firmware, and honestly I don't really like the pre-installed OS. I would like to replace it with original Google official Android 5.1 firmware, but I don't ...
1
vote
0answers
15 views

How to dim any ongoing music when receive notification?

How to dim any ongoing music sound by certain percentage (let's say 20%) when I receive message instead of pausing the current ongoing music and play the notification sound and continue play the ...
1
vote
1answer
19 views

MotoG5s encryption switch “on” but doesn't ask for pin on restart

I've had encryption turned on on my MotoG5s since I bought it last year. It used to ask for a pin every time it was turned on and at every restart. Since updating to 7.x.x (currently on 7.1.1) it's ...
0
votes
0answers
20 views

What system should i back up ? system_image or system

I am trying to backup my system but i have two partitions, system_image and system.. from inspection i can see that system_image is bigger and the format is ext4, While system is smaller and the ...
0
votes
0answers
24 views

TWRP RECOVERY in ANDROID [duplicate]

I have a doubt that why TWRP Recovery tool is being developed for each smartphone specifically even it does an almost same thing in android phones?
0
votes
0answers
117 views

Android stream playlist on Bluetooth like iPhone/iPod

I both Tune2Air WMA3000a Bluetooth to stream music from my phone (SGS7 EDGE) to car (RNSE Led + AMI). Unfortunately during music stream on RNSE display I'm having something like this: https://www....
0
votes
0answers
28 views

Checking if android is sending 'stats' to phone producent

how to check if my android (7.0) smartphone is sending any data (statistics of usage, errors) to its chinese producent? :>
0
votes
0answers
117 views

Galaxy Tab 2 “'logo_espresso7.jpg' draw failed,” not rooted

I'm trying to fix a friend's Galaxy Tab 2. Originally it wouldn't turn on, but I believe that was due to a faulty charging cable, which I replaced. It turns on now, but now every time it boots up, I ...
1
vote
0answers
62 views

What does folder_app.db store?

I was wondering what folder_app.db stores. I have few ideas but i am not entirely sure. Does it store the version of an app that is downloaded to the phone? If you could answer, i would be very ...
0
votes
0answers
37 views

FDN problems. How to disable and manage conditional call forwarding / Pin2 codes

How do you find the pin2 codes to beable y to turn off and manage them. Also when I make calls it say call forwarding enable conditional call. It just started to do that. How do I fix it.i didn't ...
1
vote
0answers
464 views

Is it possible to install Xposed for Oreo 8.0 without breaking the Safetynet Check?

From my research, the two seem to be mutually exclusive: Not passing the Safetynet check will break certain apps like G Pay and Snapchat, but installing Xposed for 8.0 doesn't seem possible without ...
0
votes
0answers
171 views

Can galaxy s8 boot from sd card?

I would want to know if i can boot my galaxy s8(exynos)(android 7.0) from sd card so i could have non-rooted android on my internal sd, and rooted and dual-booted with ubuntu on sd card(64 gb(class 10)...
1
vote
1answer
263 views

How to restore deleted pictures from LG K8?

I accidentally deleted some pics of my daughters that was sent in a txt. I found some recovery apps to get them back but my phone has to be rooted. How do I root my phone and what does it mean?
2
votes
1answer
43 views

How can I change default timer ringtone

I have a samsung galaxy note 4 and I am wondering how can I change my defauly ringtone? Thanks
1
vote
1answer
33 views

Making an app integrated into another app [closed]

Can we have an application controlled by another application both working in the same apk ?
1
vote
0answers
204 views

Is this malware behavior ?Q memo+keeps asking me to grant permission to wri

My metro pcs LG stylo 2 plus' andriod system 7.0 system app(q memo plus and pen settings) keeps asking me to grant a permission request(to draw over other apps)-pen setting-& Q-memo plus,keeps ...
1
vote
0answers
50 views

spy / invisible file occupying 4gb+ space in internal storage

I am running Android 6 Marshmallow on Sony Xperia z3. I use my memory card second partition to link most of my apps and increase my space. (app2 SD / link2sd app) some of my folders I link manually ...