Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
Latest Questions
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How to make an app that users can't uninstall for a set period of time?
Related to [this question](https://android.stackexchange.com/questions/183045/how-to-prevent-uninstalling-applications). I want to make an app that users can download from the Play Store, set a time range in different ways, and cannot uninstall the app during that time period. Once the time period i...
Related to [this question](https://android.stackexchange.com/questions/183045/how-to-prevent-uninstalling-applications) .
I want to make an app that users can download from the Play Store, set a time range in different ways, and cannot uninstall the app during that time period. Once the time period is over, they should be able to uninstall the app.
Is this possible without the user having root access?
agustinvaca
(1 rep)
Aug 29, 2023, 09:36 PM
1
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0
answers
67
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Does Storage manager (SM) package manager (PM) command works in android 10,11
**Question Does Storage manager (SM) Package manager (PM) command works in android 10,11?** I want to purchase new android mobile as new smart phone come.with android 9,10,11. As I want adaptable storage as all experts told no new mobile vendor manufacturer supports adoptable except android 6.0 mars...
**Question Does Storage manager (SM) Package manager (PM) command works in android 10,11?**
I want to purchase new android mobile as new smart phone come.with android 9,10,11.
As I want adaptable storage as all experts told no new mobile vendor manufacturer supports adoptable except android 6.0 marshemellow it was introduced but many forums it said that android 9.0 (https://source.android.com/devices/storage/adoptable) and above support but it's hidden disabled by vendor manufacturer and can be enabled through following commands
adb shell
sm has-adoptable
sm set -force- adoptable true
sm set-virtual-disk true
Reboot
Or
Adb shell
sm list-disks
sm partition disk:179:160 mixed 25
sm format private:179,3
sm mount private:179,3
Reboot
Or
Adb shell
pm set-install-location 2
pm get-install-location
Reboot
Now I want to ask that do **Storage manager (SM) or Package manager (PM) java command** is Available in android 9,10,11 new any model smartphone mobile phone (samsung, vivo, Oppo, MI..any company any model u know ) without rooting (as rooting may cause warranty void) will SM or PM above commands can be runned by terminal emulator and will any of the above SM command partition or format external sd card as internal can be enable or partly run adopt the external micro sd card through this method
If any one used any of the following mobiles the samsung galaxy 5g series (f62, f52, m32,m42) or samsung galaxy 4g series (f41 f22 m31 m21 m12) or xiomi ( redmi 10 prime, power 9 , note 10t, mi 10i, mi 11x) or Realme (nazo 30 ,x7, a 22, 8s, gt master edition, z7 , ) or oppo ( a53s, a 74, f19 pro+) vivo ( v20 v21 v21e) , poco (m3 pro m3, z3,x 3)
As the following link says samsung galaxy Galaxy A5, J5, J7, On5, S7,S9 work with these option
https://android.stackexchange.com/questions/146513/how-to-adopt-sd-card-as-internal-storage-on-samsung-devices
Androidquery
(477 rep)
Oct 5, 2021, 06:09 PM
• Last activity: Oct 6, 2021, 03:01 AM
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Any apps or ways to categories group apps folders in menu view
Question :- Any apps or ways to categories group apps folders in menu view Is there any apps or setting to categories group move apps installed icons in folders inside menu view. as there is jumble of apps to search in alphabetical order which cant be moved or.clubed inside menu view of. Android 6.0...
Question :- Any apps or ways to categories group apps folders in menu view
Is there any apps or setting to categories group move apps installed icons in folders inside menu view. as there is jumble of apps to search in alphabetical order which cant be moved or.clubed inside menu view of. Android 6.0 unrooted mobile phone.
I had searched Google and.finded smart launcher go launcher x or drawer to. Circle launchers but all just change wallpapers or screens or create widgets folder organizer manager but no one manages the menu view
Yes I know we can create folder in home (mobile desktop views) but rereating folders shortcut making home screens desktop jumbled will slow down booting of Android starting and many time it don't display icon image on reboot of mobiles.
Can we create self menu (as start menu in Windows properly organised) through app and hide the original menu and replace our own menu. I have seen a circle.menu recreated by some apps.
Any stable good idea or app to create organize categorise apps icons shortcuts in a menu view as it's not customisable in Android 6.
Androidquery
(477 rep)
Jul 26, 2021, 04:05 PM
• Last activity: Jul 27, 2021, 02:05 AM
1
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1
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2677
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Why does Media Storage consume so much memory and how to clear it for good?
Android is generaly horrible when it comes to managing or saving disk space. But recently, new problem appeared, which is the Media Storage system application which fills my internal memory (disk memory) with 350MB of data. I deleted the data using Application manager, but the data reappears. Why do...
Android is generaly horrible when it comes to managing or saving disk space. But recently, new problem appeared, which is the Media Storage system application which fills my internal memory (disk memory) with 350MB of data.
I deleted the data using Application manager, but the data reappears. Why does it happen and how to stop it? I saw no negative side effects of deleting Media storage data.
Tomáš Zato
(410 rep)
Apr 19, 2017, 01:31 PM
• Last activity: Jul 21, 2021, 09:00 AM
4
votes
1
answers
2890
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Is clearing app data the same as uninstalling, reinstalling app?
I know some app developers say that I should uninstall then reinstall their app if experiencing problems or updating, but I wondered if stopping the app and clearing data via the Manage Applications setting would accomplish the same purpose. I'm running ICS 4.0.3.
I know some app developers say that I should uninstall then reinstall their app if experiencing problems or updating, but I wondered if stopping the app and clearing data via the Manage Applications setting would accomplish the same purpose. I'm running ICS 4.0.3.
Chance
(1954 rep)
Sep 19, 2012, 04:13 PM
• Last activity: Jul 10, 2021, 03:41 PM
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2
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211
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How can I see what exactly an application does?
I'm a bit surprised I couldn't find this answers myself. I am a major minimalist when it comes to computers (my desktop and laptop both run strip-down Linuces) and I wanted to get rid of some of the bloatware that came with my new Android. My only problem being that I'm not entirely sure what some o...
I'm a bit surprised I couldn't find this answers myself. I am a major minimalist when it comes to computers (my desktop and laptop both run strip-down Linuces) and I wanted to get rid of some of the bloatware that came with my new Android.
My only problem being that I'm not entirely sure what some of the applications do and whether I need/want them. Is there any way to get details on what an application does?
Edit: For clarification: when I say "details" I mean some description of what the application does.
Edit: My device is a Samsung S4 Mini from AT&T.
Thomas
(101 rep)
Sep 7, 2014, 01:39 AM
• Last activity: Nov 12, 2020, 11:01 AM
0
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1
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152
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Manage connectivity of apps to internet of Sim-card vs. wifi
I have a Redmi note 8 android smart-phone, If I use Wifi then all the applications connect to the internet, But in Simcard, some of the applications are not able to connect to the internet. For instance, in sim-card internet, some apps like Telegram or Whatsapp connect to the internet easily, but my...
I have a Redmi note 8 android smart-phone,
If I use Wifi then all the applications connect to the internet, But in Simcard, some of the applications are not able to connect to the internet.
For instance, in sim-card internet, some apps like Telegram or Whatsapp connect to the internet easily, but my Chrome browser or google map does not connect to the internet and says you are offline and there is no connectivity.
I'm wondering if there is a place in android or specifically in redmi note 8 which manages how application connectivity.
Thanks
Dindar
(101 rep)
Jul 8, 2020, 05:03 PM
• Last activity: Jul 8, 2020, 07:09 PM
0
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1
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2650
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How to prevent uninstalling applications
How can I prevent uninstalling selected applications by mistake? can I add a user application to device administrator for example?
How can I prevent uninstalling selected applications by mistake? can I add a user application to device administrator for example?
JinaneK
(41 rep)
Sep 11, 2017, 06:19 AM
• Last activity: Sep 12, 2019, 10:24 AM
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1
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329
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Can someone say how can I get to this network management window in my android device
My device is vivo 1718 android 8.1. I have found this Network Management window when I didn't turn on mobile data access for one app. That app pops up an alert to change the network access and when I press to change it, I am directed to this window: [ ](https://i.sstatic.net/muNWZ.jpg) network manag...
My device is vivo 1718 android 8.1. I have found this Network Management window when I didn't turn on mobile data access for one app. That app pops up an alert to change the network access and when I press to change it, I am directed to this window:
[
](https://i.sstatic.net/muNWZ.jpg)
network management window (click to enlarge)
But after that I can't find it anywhere in my settings.

Gimhana Jayasekara
(1 rep)
Aug 4, 2019, 09:45 AM
• Last activity: Aug 10, 2019, 06:12 PM
2
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2
answers
2202
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Android - Application Manager - Disable multiple apps at once?
Let me first say I am not an Android person and new to this. I am needing to disable applications on 300+ devices. I have a list that they want disabled, now I've been just manually going in and swiping each one to disable them, but this is very time consuming. There has to be an easier way. I was t...
Let me first say I am not an Android person and new to this. I am needing to disable applications on 300+ devices. I have a list that they want disabled, now I've been just manually going in and swiping each one to disable them, but this is very time consuming. There has to be an easier way. I was thinking with profile I could make and download it off the internet on each one or each device is encrypted with Mobile Iron, is there something to push to the device's to do this this. My searching has shown nothing useful.
Thanks,
Tablets are LG VK815
Android version 5.0.2
Larry
(21 rep)
Jan 19, 2016, 07:13 PM
• Last activity: Apr 27, 2019, 01:24 AM
1
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2
answers
372
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How to keep useful but rarely used apps uninstalled in the phone (ready-to-install, ideally including their settings)?
Currently I have installed ~500 apps, mostly productivity apps and tools of various types. I would like to have only ~100 most frequent apps installed and keep the rest (~400) uninstalled, stored in the file system along with their settings. If needed, I would like to restore such a stored app (idea...
Currently I have installed ~500 apps, mostly productivity apps and tools of various types.
I would like to have only ~100 most frequent apps installed and keep the rest (~400) uninstalled, stored in the file system along with their settings. If needed, I would like to restore such a stored app (ideally including its settings), use it and when no longer needed, archive + uninstall again.
The sample of such an app is a Latin lexicon or some infrequently used measurement tool.
**Is there an app or some procedure for this task?** Or the truth is that there is no tool which can easily backup and restore *settings* of 3rd-party apps (only the APKs themselves)? Could you refer to a tool who could at least partially automate this? At least some APK install+deinstall tool keeping user-friendly record about each app and showing **Archive**/**Restore** button next to it?
---
The reason of my expectation is unnecessarily high battery consumption with ~500 installed apps, because many of them also install their own services, slowing down the device. I want to have them at hand if needed (including their settings) but normally keep them away from the OS.
The phone is not rooted.
miroxlav
(247 rep)
Mar 29, 2019, 04:00 PM
• Last activity: Apr 1, 2019, 06:26 PM
22
votes
1
answers
31133
views
Is it a good idea to force stop apps after using them?
I find myself using **force stop** for every application once I have finished using them. Is this a good practice? Are there any performance or security benefits of doing this? Is force stopping an app necessary to get it out of RAM?
I find myself using **force stop** for every application once I have finished using them. Is this a good practice? Are there any performance or security benefits of doing this? Is force stopping an app necessary to get it out of RAM?
Martin12
(221 rep)
Jul 17, 2017, 08:24 AM
• Last activity: Nov 20, 2018, 03:51 AM
1
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0
answers
1306
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App lock gives error SD card full, Unable to move video to app lock
The "App lock" app is giving an error saying my SD card is full and it is unable to move videos to App Lock. I am using a YU Yunicorn device, which has internal memory only, no Micro SD card. Is there a reason I cannot add these files to the app?
The "App lock" app is giving an error saying my SD card is full and it is unable to move videos to App Lock. I am using a YU Yunicorn device, which has internal memory only, no Micro SD card.
Is there a reason I cannot add these files to the app?
SANJEEV ADHIKARI
(11 rep)
Mar 7, 2018, 06:14 AM
• Last activity: Mar 7, 2018, 07:12 PM
0
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0
answers
258
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Can not disable Software Update application
I have an older Android phone and recently updated to Android v5. Since the update I keep receiving a notification on my screen to update the software again (it also automatically downloads a 250mb file). This update however has no effect (it keeps re-installing the same version). I am therefore loo...
I have an older Android phone and recently updated to Android v5. Since the update I keep receiving a notification on my screen to update the software again (it also automatically downloads a 250mb file). This update however has no effect (it keeps re-installing the same version). I am therefore looking for a way to disable it.
A previous post on this site suggested to go to the Application Manager > All > Software Updater and then subsequently to Disable the app and clear the cache.
I did this but it had no effect. In fact it made things more complex:
- I have now two Software Updater apps (one is v3.19 which I cannot disable, and the other is v4.2 which I turned off)
- After disabling v3.19, I cannot do anything anymore when opening it. It is not turned off and all buttons are disabled (see screenshot below).



WJA
(101 rep)
Jan 24, 2018, 12:22 AM
• Last activity: Jan 24, 2018, 03:46 AM
0
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1
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362
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LG G5 Clear individual app cache when using "Home with app drawer"
I recently purchased an LG G5 phone. I am using the "Home with app drawer" home mode because I like having the app drawer. I need to clear the data cache for an individual app. I know that you normally access this via the App Manager, selecting the desired app, and then clicking the "Clear Cache" bu...
I recently purchased an LG G5 phone. I am using the "Home with app drawer" home mode because I like having the app drawer.
I need to clear the data cache for an individual app. I know that you normally access this via the App Manager, selecting the desired app, and then clicking the "Clear Cache" button. However, when I go into Settings on my phone, I can't find "App Manager". The closest that I can find in Settings is "Apps". This screen lists all of my apps, but when I select one, there is no "Clear Cache" button.
How am I supposed to do this?
JoeMjr2
(143 rep)
May 22, 2017, 10:37 PM
• Last activity: Jun 10, 2017, 10:23 PM
1
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4
answers
14919
views
Reenable Google Play Services after disable
I am developing an app that requires testing without google play services (I'm on a Samsung S3). I've turned google play services off in Application Manager and tested everything. Afterwards, I went back in and turned it back on, but I can't seem to get my app to recognize that google play services...
I am developing an app that requires testing without google play services (I'm on a Samsung S3). I've turned google play services off in Application Manager and tested everything. Afterwards, I went back in and turned it back on, but I can't seem to get my app to recognize that google play services are re-enabled. What ways are there to check it Google Play Services is indeed enabled again on my phone?
Skitterm
(121 rep)
Apr 7, 2014, 02:46 PM
• Last activity: May 8, 2017, 01:39 PM
2
votes
0
answers
2210
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Mute all but one app
So I have this national radio news app. Now I should like to use different apps while listening. This doesn't work. As soon as I open a different app, the news app gets muted, even when all sounds are turned off in the other app. How do I change that?
So I have this national radio news app.
Now I should like to use different apps while listening.
This doesn't work.
As soon as I open a different app, the news app gets muted, even when all sounds are turned off in the other app.
How do I change that?
User1291
(153 rep)
Mar 22, 2017, 07:50 AM
1
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0
answers
117
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Find running apps
I am using Android 5.1.1 in a Samsung J7. I want to know which apps are running. I found at least two ways of checking that: 1. Settings -> Applications -> Application manager -> RUNNING 2. Trepn Profiler There are some apps that show up in the list of any of the two methods. But some others show in...
I am using Android 5.1.1 in a Samsung J7.
I want to know which apps are running.
I found at least two ways of checking that:
1. Settings -> Applications -> Application manager -> RUNNING
2. Trepn Profiler
There are some apps that show up in the list of any of the two methods. But some others show in only one of the two. For instance, Google Maps shows in Trepn Profiler, but not in the other.
**What is the explanation for this?**
sancho.s ReinstateMonicaCellio
(887 rep)
Feb 28, 2017, 03:35 AM
0
votes
1
answers
138
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Dumping/saving the list of Running apps in Kitkat 4.4.4
Mobile phone : Galaxy S4 (T-mobile SGH-M919) running Android 4.4.4, 2GB RAM out of which 520MB is reported as free (as of NOW), 16 GB memory out of which 805 MB is reported as free - memory condition may have been different before 1 week as reported below. I have searched the net and could not find...
Mobile phone : Galaxy S4 (T-mobile SGH-M919) running Android 4.4.4,
2GB RAM out of which 520MB is reported as free (as of NOW),
16 GB memory out of which 805 MB is reported as free - memory condition may have been different before 1 week as reported below.
I have searched the net and could not find a solution. My problem started couple of months ago on my 4 yr old galaxy S4. It started random reboots with a message that will be something similar to "SIM card can not be detected. RESTART" and this was starting to occur almost everyday. Searching the net for this, i found various answers and clues as to why this could be happening. I removed the SD card that i had started using about 4 months ago, and the random reboots still continued. I was about to buy another phone, but thought i would try one last trick by closing unwanted apps (since heat generated by too many processes was indicated as a possible culprit, in one of the threads i saw earlier).
So, one week ago, i went into "Settings ->Application Manager" and hit the "STOP" on few apps that i randomly chose. In 4 years, this is the first time i have attempted this, since i am not familiar with Android, and my phone was working fine for my purposes (of simple call & text). To my surprise, the phone has not rebooted in 1 week now. One of the reasons quoted in a forum about "SIM card not detected problem" was that the phone was overheating. Coincidentally, the weather turned really cold in my area for past 1 week. Now, i am not sure if the reason for the good behavior of my phone is weather or the stopping of some apps. I do not give much credit to the weather theory. So, currently, i want to narrow down the culprit that is causing the random reboots. I have taken a screenshot of the apps that show up in "Settings->App Manager-> Turned OFF applications tab".
I have also taken screen shot of all "currently running apps & cached processes" right now. I can compare these photos to the set of apps that would show up after i do an intentional reboot of this mobile (during which phone will go back to the condition as it existed more than a week ago). I expect the "SIM card not detected->Restart" message to show up again randomly, once i reboot this mobile.
Question is ---- Is there a way to dump/save the list of apps/processes that are cached/running currently into a text file ? I am not Android savvy and want a simple user friendly solution. Finally, if anyone here has a clue about why my phone has started random reboots in past 2 months, i would like to hear your theories. (BTW, i think i was on android version 4.4.2 and once i did a manual upgrade of software, by going into settings. So, i am pretty sure i upgraded to 4.4.4 sometime within the past 2 months. Not sure if the upgrade could be causing problems because i changed quite a few things in my phone in past 2 months, during an international travel. This included new version of OS, installation of few apps that were useful in my travel, installation of a new SD card slot which was previously empty). Thanks much for reading my entire story :-)
nsamuel
(1 rep)
Jan 19, 2017, 09:05 PM
• Last activity: Jan 26, 2017, 05:24 AM
-1
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1
answers
69
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Application Security
If an android device is stolen by someone who is one of expert android users, in such case, we're not sure that how he can manipulate the stolen android device. In such case, sometimes its suspicious for me. Email apps and banking apps are one of confidential apps. If any apps are locked by applicat...
If an android device is stolen by someone who is one of expert android users, in such case, we're not sure that how he can manipulate the stolen android device.
In such case, sometimes its suspicious for me. Email apps and banking apps are one of confidential apps. If any apps are locked by application locker or application inbuilt lock, can it be considered that an offender can get access any locked apps at certain scenario? Under certain scenario, an offender can be a hacker, Android Developer or any expert android used?
Please look and clarify it.
Regards
GNS
EinfoMail
(105 rep)
Jan 12, 2017, 08:32 PM
• Last activity: Jan 12, 2017, 09:06 PM
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