Uninstall pre-installed app (not disable) - Android Q&A, Help & Troubleshooting

Hi,
Is there a way to uninstall or overwrite an existing app?
I have a phone that came from a carrier with a pre-installed app.
I have a different modified version of this app that I'd like to install but because this package already exists (even though I have a newer version) it's giving me an error "an existing package by the same name with a conflicting...".
I do not have root so unable to uninstall existing app.
Is there a way to overwrite it?
Have Android 7 on Galaxy S7,
Thanks!

pashunka said:
Hi,
Is there a way to uninstall or overwrite an existing app?
I have a phone that came from a carrier with a pre-installed app.
I have a different modified version of this app that I'd like to install but because this package already exists (even though I have a newer version) it's giving me an error "an existing package by the same name with a conflicting...".
I do not have root so unable to uninstall existing app.
Is there a way to overwrite it?
Have Android 7 on Galaxy S7,
Thanks!
Click to expand...
Click to collapse
Uninstalling preinstalled apps needs root or atleast custom recovery installed.
You can also disable signature verification for package manager but it also require root

Ashwinrg said:
Uninstalling preinstalled apps needs root or atleast custom recovery installed.
You can also disable signature verification for package manager but it also require root
Click to expand...
Click to collapse
Is there a way to change an app signature that I'm trying to install so it will be different than what's installed?

Related

[Q] Stuck disabled app

I've got an app that is listed as 'disabled' in application manager list, but when I select it to try and re-enable the button is grayed out and says 'disable' on it as if it was never disabled to start with.
How do I un-stick this app? TIA
What app is it?
You should be able to use any app or file manager to uninstall it.
Do you have root access?
440bro said:
What app is it?
You should be able to use any app or file manager to uninstall it.
Do you have root access?
Click to expand...
Click to collapse
The basic 'email' app. I had originally disabled that and 'exchange services' way back at the beginning (root required) because I wasn't using anything but gmail and was paring down on apps as much as possible. Now I have a reason to use it, and while I was able to enable 'exchange services' again, the other one just seems stuck. After the update to ICS and then JB I never installed root, and with the OTA updates it seems this particular app has gotten into a bit of a mangled state.
tigerknight said:
The basic 'email' app. I had originally disabled that and 'exchange services' way back at the beginning (root required) because I wasn't using anything but gmail and was paring down on apps as much as possible. Now I have a reason to use it, and while I was able to enable 'exchange services' again, the other one just seems stuck. After the update to ICS and then JB I never installed root, and with the OTA updates it seems this particular app has gotten into a bit of a mangled state.
Click to expand...
Click to collapse
Well you can try installing them again. I'm going to assume you're on the latest 4.1.2 version. So here is the email apk and here is the exchange apk just in case you want to reinstall both.
Or you could gain root access and use an app to unfreeze them that way.
To root the stock 4.1.2 rom
1. Use Odin 1.85 in Admin Mode for Windows users.
2. Install TWRP 2.5 via PDA settings.
3. Reboot phone into Recovery.
4. Install SuperSU via the Zip.
5. Reboot phone and viola You're rooted!. SuperSU is there and works.
440bro said:
Well you can try installing them again. I'm going to assume you're on the latest 4.1.2 version. So here is the email apk and here is the exchange apk just in case you want to reinstall both.
Or you could gain root access and use an app to unfreeze them that way.
To root the stock 4.1.2 rom
1. Use Odin 1.85 in Admin Mode for Windows users.
2. Install TWRP 2.5 via PDA settings.
3. Reboot phone into Recovery.
4. Install SuperSU via the Zip.
5. Reboot phone and viola You're rooted!. SuperSU is there and works.
Click to expand...
Click to collapse
Grr. I downloaded the email apk and tried to run it, and it just failed with 'application not installed'. Apparently I buggered myself up good - I'll have to go the root option, any tips/tricks to keep in mind before I do that?

Cannot install Google-related services

Hi all,
I have a ZTE S2004 from China that does not have the usual pre-installed Google apps. I had e-mailed the manufacturer (both the North American and Chinese customer service) and was notified that because the phone is from China, it does not support Google services.
I recently found out about and downloaded KingRoot v4.5 and Root Explorer v3.3.5 to try and install Google APKs as described in this thread: http://forum.xda-developers.com/showthread.php?t=1874285. I installed the APKs , then changed the permissions to align with the other APK files, restarted the phone and then tried to install the apps via the APKS. They all said installation successful, but the apps crash and do not work, with the error message reading "Unforunately [program] has stopped".
Thanks.
theSebra said:
Hi all,
I have a ZTE S2004 from China that does not have the usual pre-installed Google apps. I had e-mailed the manufacturer (both the North American and Chinese customer service) and was notified that because the phone is from China, it does not support Google services.
I recently found out about and downloaded KingRoot v4.5 and Root Explorer v3.3.5 to try and install Google APKs as described in this thread: http://forum.xda-developers.com/showthread.php?t=1874285. I installed the APKs , then changed the permissions to align with the other APK files, restarted the phone and then tried to install the apps via the APKS. They all said installation successful, but the apps crash and do not work, with the error message reading "Unforunately [program] has stopped".
Thanks.
Click to expand...
Click to collapse
Most likely because that thread is 3 years old. The apps are very outdated. Would try the same steps with the updated version of the Google apps.
es0tericcha0s said:
Most likely because that thread is 3 years old. The apps are very outdated. Would try the same steps with the updated version of the Google apps.
Click to expand...
Click to collapse
Sorry I forgot to mention that the phone is using Android version 4.4.4 and I read that some of the APKs only supported 5.0+. I am unsure how to proceed.
theSebra said:
Sorry I forgot to mention that the phone is using Android version 4.4.4 and I read that some of the APKs only supported 5.0+. I am unsure how to proceed.
Click to expand...
Click to collapse
Should just need the Play Store and Google Services Framework installed to get started. With 4.4, they should be placed into /system/priv-app with the correct permissions. 0644 I believe. Once placed there, permissions set, and rebooted, you should be able to access the store and download the rest of the stuff you need. I'd just grab them from a 4.4 Gapps package. They will be slightly outdated, but should be easily updatable.
es0tericcha0s said:
Should just need the Play Store and Google Services Framework installed to get started. With 4.4, they should be placed into /system/priv-app with the correct permissions. 0644 I believe. Once placed there, permissions set, and rebooted, you should be able to access the store and download the rest of the stuff you need. I'd just grab them from a 4.4 Gapps package. They will be slightly outdated, but should be easily updatable.
Click to expand...
Click to collapse
I have encountered a problem with the Play Store installation. I had downloaded a newer version of Google Play Store and have tried to uninstall it, but it still remains and I fear it is blocking the 4.4.4 version. I cannot remove it by using the default removal option or even root explorer. I attempted to reset the phone but that has not worked either.
The installation for Google Services Framework was successful, but when I tried to use the Google Play Store, it would open and subsequently close immediately, no error message showing and the process itself still running.
So you've deleted it with Root Explorer and it came back after reboot or there was an error when trying to remove it?
theSebra said:
Hi all,
I have a ZTE S2004 from China that does not have the usual pre-installed Google apps. I had e-mailed the manufacturer (both the North American and Chinese customer service) and was notified that because the phone is from China, it does not support Google services.
I recently found out about and downloaded KingRoot v4.5 and Root Explorer v3.3.5 to try and install Google APKs as described in this thread: http://forum.xda-developers.com/showthread.php?t=1874285. I installed the APKs , then changed the permissions to align with the other APK files, restarted the phone and then tried to install the apps via the APKS. They all said installation successful, but the apps crash and do not work, with the error message reading "Unforunately [program] has stopped".
Thanks.
Click to expand...
Click to collapse
I'm not sure but you can try this.
Root your phone,get a new custom rom.
use a vpn service app to access internet on your device. i think that will do the work.
Note: select VPN provider of somewhere outside china
here is a download link of a VPN app CLICK DOWNLOAD
Try this and let me know
es0tericcha0s said:
So you've deleted it with Root Explorer and it came back after reboot or there was an error when trying to remove it?
Click to expand...
Click to collapse
There was no error when trying to remove it, but it still appears on the phone after the reboot.
akky26 said:
I'm not sure but you can try this.
Root your phone,get a new custom rom.
use a vpn service app to access internet on your device. i think that will do the work.
Note: select VPN provider of somewhere outside china
here is a download link of a VPN app CLICK DOWNLOAD
Try this and let me know
Click to expand...
Click to collapse
I am unsure which custom ROMs are available, as I have been unable to find any for my phone model, S2004. The most common ones I've seen are the ZTE Blade and ZTE Warp.
theSebra said:
There was no error when trying to remove it, but it still appears on the phone after the reboot.
I am unsure which custom ROMs are available, as I have been unable to find any for my phone model, S2004. The most common ones I've seen are the ZTE Blade and ZTE Warp.
Click to expand...
Click to collapse
Then you can do one thing, download firmware of your device but of some other country. It may work for you.
akky26 said:
Then you can do one thing, download firmware of your device but of some other country. It may work for you.
Click to expand...
Click to collapse
There is no other firmware available, my phone is currently only available in China.
Any update on this ? I have the same phone and it's useless without the google related apps (and it would be great to have a newer version of android on it too)
Thanks,

The package conflicts with an..... error while installing apps

Hi Guys,
I tried to install WA+ in my S7(non-edge) phone but I am getting an error, The package conflicts with an existing package by the same name. Since there is no way to uninstall the preinstalled WA, I disabled it but still the same error is there. I have seen people having WA+ in their phones without rooting or deleting the preinstalled version. What should I do?
Thanks
To install WA+ in phones which got pre intalled WA you got to remove the pre installed WA, you can only do this by rooting your s7.
I want you to follow this step
1. Rooting your phone (rooting voids warranty)
root your phone from this link(rooting)
2. After rooting your phone install System App Remover(links given below), unzip the file, install the apk, give su root permission and uninstall stock WA.
3. Reboot your phone.
4. Install the latest whatsapp+ from the link below.
Enjoy!
Downloads
System App Remover.zip
whatsapp+

Can't install apks

When I try to install an app it says app not installed. I have tried signing the app, changing the version number and can't get it to work. I have tried installing apks I have downloaded and patched apks from lucky patcher and nothing works. So is there something that doesn't allow the phone to install modified apps?
I can't install samsung keyboard apk on my samsung galaxy s9+
Are you trying to install a new version of an apk that's already on your phone? If so, can you uninstall the older version first?
it is Android 8.0 security features. Google removed install unknown source. You need to give specific permission to file browsers or apps that does the install - for example, if you have app, copy to your phone, and open Samsung File, and click to install.
jazzespresso said:
it is Android 8.0 security features. Google removed install unknown source. You need to give specific permission to file browsers or apps that does the install - for example, if you have app, copy to your phone, and open Samsung File, and click to install.
Click to expand...
Click to collapse
Yeah I did that to allow installs from Samsung file browser and lucky patcher but still not installing. It let's me push the install button and starts the process then says app not installed. I made sure that the previous version is not installed and reset the phone but still not working
Yeah I have allowed installs from the apps I am using to try to install and there isn't a previous version on the phone I made sure to uninstall the app and restart the phone after and still not allowing the install. It starts the install then says app not installed
Echo692 said:
Yeah I have allowed installs from the apps I am using to try to install and there isn't a previous version on the phone I made sure to uninstall the app and restart the phone after and still not allowing the install. It starts the install then says app not installed
Click to expand...
Click to collapse
possibly version of the app (arm/arm64) you are trying...
jazzespresso said:
possibly version of the app (arm/arm64) you are trying...
Click to expand...
Click to collapse
How would I check which it is or change it if need be?
Echo692 said:
How would I check which it is or change it if need be?
Click to expand...
Click to collapse
the app you trying to install, unmodified one, go apkmirror.com and search for it, it should list different version, some apps has arm and arm64 version, download it to your phone, and install it.
your s9/s9+ are arm64
jazzespresso said:
the app you trying to install, unmodified one, go apkmirror.com and search for it, it should list different version, some apps has arm and arm64 version, download it to your phone, and install it.
your s9/s9+ are arm64
Click to expand...
Click to collapse
Ok will try thank you
Hi everybody
The same error (app not installed) occurs when i try to install live message apk or another samsung app, like keyboard, i checked with another files and doenst work
View attachment 4488914
x-geo said:
Hi everybody
The same error (app not installed) occurs when i try to install live message apk or another samsung app, like keyboard, i checked with another files and doenst work
View attachment 4488914
Click to expand...
Click to collapse
Emm nobody?
Samsung blocked sideloading most of it's system apps. Nothing you can really do about it.
Replace app with tutuapp
Your Android application may not be suitable for them. What you need to do now is:
Try updating Android, otherwise you go to the store by reinstalling your device, but this is very time consuming and costly. You can also use tutuapp android (visit tutuappplus.net to download) this free app store that helps me use great apps for Android.

Installing android app (help)

Hi everyone,
I have bloatware app installed on my android head unit. I want upgrade it to newer version but it fails.
I tried to uninstall it by using different methods. All fails. Then I used universal android debloater it finally uninstalled. But seems not uninstalled completely. When I tried to install the same app manually fails. I tried (adb install file.apk) command and got:
Package signatures do not match the previously installed version.
When I go to apps> system apps, I can see the app there but it’s greyed out and got (not installed on this user)
I tried : adb uninstall [PACKAGE_NAME]
Also failed. Error ( deleted failed internal error)
Please help me to solve my problem. I really need to install the new version of the app.
Run SD Maid Pro - requires Android is rooted.
The app comes with several modules, including a so-called "corpse finder" that detects unused and temporary files and deletes them.
Ameer700 said:
Hi everyone,
I have bloatware app installed on my android head unit. I want upgrade it to newer version but it fails.
I tried to uninstall it by using different methods. All fails. Then I used universal android debloater it finally uninstalled. But seems not uninstalled completely. When I tried to install the same app manually fails. I tried (adb install file.apk) command and got:
Package signatures do not match the previously installed version.
When I go to apps> system apps, I can see the app there but it’s greyed out and got (not installed on this user)
I tried : adb uninstall [PACKAGE_NAME]
Also failed. Error ( deleted failed internal error)
Please help me to solve my problem. I really need to install the new version of the app.
Click to expand...
Click to collapse
Revive the app first
adb shell cmd package install-existing <package_name>
As for how to update idk... install lsposed and try signature check disable module
jwoegerbauer said:
Run SD Maid Pro - requires Android is rooted.
The app comes with several modules, including a so-called "corpse finder" that detects unused and temporary files and deletes them.
Click to expand...
Click to collapse
I tried to root my head unit but failed
Rstment ^m^ said:
Revive the app first
adb shell cmd package install-existing <package_name>
As for how to update idk... install lsposed and try signature check disable module
Click to expand...
Click to collapse
How to disable signature check?
I tried many ways but all failed, I hope if I can change the package name so I can install the app without any issues.

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