What is App Stack, and what happens if I uninstall it? - Sprint Samsung Galaxy S8 Questions & Answers

From the little I've been able to find so far, "App Stack" is something that is installed on only the Sprint variant of the Galaxy S8.
Beyond that, I can't find anything.
It IS an app that I can uninstall. It weighs in at 47.76MB, and appears useless to me. I'd prefer to dump it.
Oddly enough, it also has a 1x1 widget, but when I try to place it on my homescreen, nothing shows up.
Just wondering if anyone knows anything more concrete about it?

I uninstalled it, no worries. No clue what it is though...

Uninstaller!
So I put the widget on my home screen and it was blank for a while. Then all of the sudden when I came back to the home screen it started displaying ads for apps I did not have installed. Uninstall that ****!

App Stack is bloatware , its an app that lets you manage the install and uninstall of apps, so you can says its like an app manager...

How to uninstall?!
It doesn't show up in any lists of apps. It doesn't show up in notifications. But it puts notifications on my phone (Samsung Galaxy S7/ Sprint) and i can't block it from notifications or change its permissions or find it to uninstall it. It makes me feel incredibly insecure. I can't read bank statements on my phone until i can get this bloat GONE. PLEASE, somebody help me...

It's bloatware you CAN remove. My mom kept getting notifications from it although it didn't appear listed with her other apps. I searched for "app stack" on her Samsung Galaxy phone (results were the same whether the search was performed from Settings or the All Apps screen) where I found it and promptly uninstalled it.

Related

Answer Me function under Gestures missing options

My G Flex 2 is rooted and I have uninstalled or frozen all of the AT&T and quite a few of the LG apps that were present on the phone. I followed a 'safe to freeze' list I found online and the phone is running perfectly, battery life is stellar.
I did notice though that I can no longer automatically answer the phone by bringing it up to my ear. I checked the Gestures section and found some missing options (see screenshot). What could cause this? Did I disable something I shouldn't have?
I've tried to find an 'Answer Me' APK online so I can simply reinstall this feature but was unsuccessful. Might anyone either have the APK to share or guide me in unfreezing something that I froze in error?
Thanks folks
The answer me app has a red phone icon, it should be at the top of Titanium backup's list, so it's pretty hard to miss...If it's not there because you uninstalled it, you could just reflash the system image for your version...

All my apps keep getting randomly deleted without my permission!

I went to go play some games on my phone today. One of the games, when I launched it, gave an error that said "App isn't installed". I noticed that the game's home screen icon had been replaced by a grayscale version of itself, possibly something that Nova Launcher was doing. Then I noticed half my other games had the same problem - all greyscale icons, all "not installed". I have also noticed every couple of weeks or so that a "hole" will appear in my home screen icons - there used to be an icon there, but there isn't anymore, and I install so many apps that I can't remember what it was. I also notice that my "Free space" widget will randomly jump up by a GB or two. "Huh, I thought I only had 3GB remaining, now I have 4GB? What the heck?"
Remnants of the apps still remain in the obb/data folders, but the apps themselves are disappearing, and I don't know why. I do not, and have never, installed any apps on an external SD card, I wouldn't even know how. What on earth could cause my system to actually take an installed app, delete almost all its data, without ever asking me or telling me? What kind of system logger could I install to figure out why this is happening?
Example: Ski Safari AT, second row 5 across, has been deleted and had its icon turn grey. When I tap it, it says "App isn't available":
http://i.imgur.com/hEmk6iD.jpg
moeburn said:
I went to go play some games on my phone today. One of the games, when I launched it, gave an error that said "App isn't installed". I noticed that the game's home screen icon had been replaced by a grayscale version of itself, possibly something that Nova Launcher was doing. Then I noticed half my other games had the same problem - all greyscale icons, all "not installed". I have also noticed every couple of weeks or so that a "hole" will appear in my home screen icons - there used to be an icon there, but there isn't anymore, and I install so many apps that I can't remember what it was. I also notice that my "Free space" widget will randomly jump up by a GB or two. "Huh, I thought I only had 3GB remaining, now I have 4GB? What the heck?"
Remnants of the apps still remain in the obb/data folders, but the apps themselves are disappearing, and I don't know why. I do not, and have never, installed any apps on an external SD card, I wouldn't even know how. What on earth could cause my system to actually take an installed app, delete almost all its data, without ever asking me or telling me? What kind of system logger could I install to figure out why this is happening?
Example: Ski Safari AT, second row 5 across, has been deleted and had its icon turn grey. When I tap it, it says "App isn't available":
http://i.imgur.com/hEmk6iD.jpg
Click to expand...
Click to collapse
this is really interesting..
let us know if ever you can see what the cause is if ever no one can determine here
Same thing happens to me, Nvidia Shield.
The cause is Android is hopeless.
What???? Really? ??
I can't believe this. Shocking
May be there is a virus or someone is making you fool by messing your mobile up.
Please make a factory reset but before that try to figure out what is going on?
Do you know how to make log file?
Google it.
Upload that log file here and devs will help you.

How to keep Apps running in the Background?

Hi everyone, ever since the update, my apps stop running in the background when I close the app. Example: I don't get Whatsapp notifications anymore unless I open the app and keep it open. If I close all open apps, I will no longer receive any of the notifications for any of them.
I went into the battery settings disabled battery saver mode but that didn't do anything.
I would appreciate any help you could provide.
DominionChamber said:
Hi everyone, ever since the update, my apps stop running in the background when I close the app. Example: I don't get Whatsapp notifications anymore unless I open the app and keep it open. If I close all open apps, I will no longer receive any of the notifications for any of them.
I went into the battery settings disabled battery saver mode but that didn't do anything.
I would appreciate any help you could provide.
Click to expand...
Click to collapse
It's apparently one of the issues with the latest OTA update, where closing all running apps will terminate the background processes associated with the apps closed. Prior to the update and the Close All button being added to the recent apps list, I don't think it had this problem (I don't use Whatsapp, but my Skype and Discord notifications still come through even if I don't have them on my recent apps list).
This is a little frustrating. Noticed that I wasn't getting any notifications from tasker, pushover, textra, hangouts, inbox and etc.
Also noticed that pushover will not update unless it is off of wifi. All my other devices receive notifications on this wifi. IE nothing blocked.
I have had to open all the programs that I want to receive notifications from, open. Not the best work around.
J
I noticed that on occasion there will be small text under the new button that says "long press to set up apps that could run in the background" I do it but it doesn't seem to do anything, maybe free up some of the RAM but that's about it. I'm wondering if there is a bug and if it's supposed to show something.
Has anyone else tried the long press?
As of now all I do is keep a folder on the desktop labeled background apps. It helps big time when I accidentally tap the close all button. But my solution as of now is to keep things open that don't seem to work in the background. I've been experimenting with what works and it seems like in some recent app updates they begin to work without being open. I know for sure that facebook and now facebook messenger work without being open, as well as some google services. I have a memory clearer app that I use when I'm not using my phone so it clears whatever it can without killing the apps. But that's what I have as of now, trial and error to figure out what I need to leave open and what I can close. And I strongly recommend the folder, I have had many times where I accidentally close everything and forget what I had to leave open.
It's a bummer though, I just bought the phone and then this update came out. Kinda kills the excitement of getting a new awesome phone if I have to deal with this frustration :/ Other than that, it's definately a nice step up from a Samsung S4.
Jmoore4 said:
I noticed that on occasion there will be small text under the new button that says "long press to set up apps that could run in the background" I do it but it doesn't seem to do anything, maybe free up some of the RAM but that's about it. I'm wondering if there is a bug and if it's supposed to show something.
Has anyone else tried the long press?
As of now all I do is keep a folder on the desktop labeled background apps. It helps big time when I accidentally tap the close all button. But my solution as of now is to keep things open that don't seem to work in the background. I've been experimenting with what works and it seems like in some recent app updates they begin to work without being open. I know for sure that facebook and now facebook messenger work without being open, as well as some google services. I have a memory clearer app that I use when I'm not using my phone so it clears whatever it can without killing the apps. But that's what I have as of now, trial and error to figure out what I need to leave open and what I can close. And I strongly recommend the folder, I have had many times where I accidentally close everything and forget what I had to leave open.
It's a bummer though, I just bought the phone and then this update came out. Kinda kills the excitement of getting a new awesome phone if I have to deal with this frustration :/ Other than that, it's definately a nice step up from a Samsung S4.
Click to expand...
Click to collapse
does it misbehave after rebooting? or all the time?
sensorsweep said:
does it misbehave after rebooting? or all the time?
Click to expand...
Click to collapse
Misbehave as in not show anything after a long press?
Yes, nothing happens anytime I try it. After reboot, the first time I pull up the running apps is when I get the prompt. After the first long press after a reboot, the prompt is gone. If I have an app open and then I do the long press, I am taken back to the desktop, but no matter what I try, nothing seems to happen after the long press other than being taken back to the desktop if I had an app open.
I have the same issue, I thought it was a Internet connection issue (see my thread) but after digging deeper realised my background apps werent running after closing them and the long press option does nothing.
I have the same problem. Any solution?
MatisasB said:
I have the same problem. Any solution?
Click to expand...
Click to collapse
I've just installed the new update and it looks like the issues I had with background apps closing when clearing all apps has been fixed. I've got no apps running in the foreground yet can see Whatsapp, Fitbit, etc still running and I'm receiving notifications for them.

Help App hijacking calls?

I was driving to my sister's house today and some app (I don't even know the name of it) popped up and I just xed out of it. Well turns out its one of those apps that put fake LED lights on your screen when someone calls ( and a lot of ads) I've looked through my phone and I can't find it! How do I fix this? I don't have allow apps from unknown sources on either.
Here is a screen shot:
http://i.imgur.com/CBSwTPi.png
I would factory reset and start from scratch.
Unfortunately, sometimes even Google play gets malware/adware. It's likely that the app that is causing it isn't one you'd suspect. I'd look at the permissions and see which apps have permission to draw over other apps. Start disabling them one by one until you find the culprit, and then uninstall it. You could also do the same with the phone call permission. If that doesn't work then you'll need a factory reset.

Samsung Interface Not Updating

All,
First time poster, frequent visitor of XDA Forums. I've come across an odd issue that I don't know how to solve and I'm hoping some of you smarter than me folks can get me squared away.
I have a Galaxy S8+ from AT&T running Android 7.0 and Samsung Experience 8.1.
Problem:
I've recently noticed a delay or completely non-updating interface on my phone. It updates on occasion, but I can't determine what triggers an update. For example, I will pick up my phone from the desk and when I press the power button it shows the accurate time. When I unlock the device, the sense flip clock I use on the main home screen shows an earlier time (could be 30 minutes... could be a few hours). I don't believe it's just the Sense app because I noticed this issue where I checked a facebook messenger app that came and and when I closed the app, it still showed I had 1 notification. I went back in thinking I had another new message, but I didn't. So it was still hanging on to the notification. It happened a couple times with a text message as well. Most importantly, my calendar doesn't alert me prior to an appointment either, even though it's showing in my calendar and an alert is active. If I save an event, and exit, I can normally see the event appear on the on widget immediately as well... but that hasn't been happening. I have to press the widget to open it and confirm it is there (which it always is). Eventually it refreshes and shows up. But that delay is likely the reason why I'm not getting my alerts.
All of this did seem to happen after a recent update Samsung/AT&T pushed out but I don't know for sure. I tried clearing the cache from the boot menu but it doesn't seem there is wide success with that.
And perhaps I'm just not a good enough user, but everything isn't all backed up in the cloud so doing the factory reset to me is always a fairly large task as I have many things to manually transfer out and then back in. Not sure if there are great tools that help with this on a stock phone.
BUMP
try disabling battery optimization for those apps.
It seems that you have several bugs and if they all start happening after you have installed the latest update, then expect a patch coming soon.
MINTED7 said:
try disabling battery optimization for those apps.
Click to expand...
Click to collapse
I have actually done that. Found very limited success. I'm also finding very few results on this topic. Surely it's not just me though.
And I'm dreading the idea of a hard reset as I have many things on my phones, not all of which is sync'd to the cloud so it's a task to back things up appropriate. Specifically regarding "encrypted" apps like my password keeper app etc.
It would be great if there was a software application that allowed you to backup whatever is necessary to not lose data, then wipe the phone and instead of just simply restoring the full phone (which is likely to create the same problem one had before the hard reset), you could simply dump back in app data as needed. It would also help diagnose if the problem lies in a specific app's data.
High level overview of issues...
I have the Ring Doorbell app. I get notifications after "live". Could be 5 minutes, could be 1 hour... or possibly not at all. I have the app setup on my wife's iPhone and she gets them immediately. If I restart the phone, I will get notified right away (it's like it runs the app again and then I get the notification). Keep in mind, this is AFTER i disabled the battery optimization feature for the Ring app.
I also notice it occasionally with texting. I won't have any text notification in the notification panel, nor will my messaging icon have a little red circle indicating a message is there. But if I open the app, a specification conversation will have a red circle indicating a new text is unread.
All of this is leading me to believe the Samsung UI itself is not updating and therefore notifications that actually have arrived (from whatever app), are not displaying because of the UI and not because of their own delay.
Because of this concern I have turned off battery optimization for "System UI", "Themes", and "TouchWiz Home". I have not seen any change however.
[Solved]
I was able to determine by various other threads around the web (thought for sure I'd find it here, but I didn't) that the culprit might be the Google app. Supposedly it was fixed in some prior release, but it's not on my Galaxy S8+ w/ AT&T.
Once I disabled the Google app all the odd issues with notifications and clock interfaces and app icons not updating went away. The downside to disabling it is that I lose the Google Assistant functionality which stinks but otherwise there is no impact to using the phone. I re-enabled it at a later date and it worked fine for a few days and then started acting up again. Once I disabled it, the problems all disappeared. Clearly Google app is to blame.

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