204 votes
Accepted

Why can't I press the Install button when installing applications from unknown sources?

Looking at your screenshot, I think you are using screen filtering apps like Twilight, f.lux, CF.lumen or bluelight filter. Try to force stop/uninstall or disable the screen filtering apps and it will ...
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  • 2,695
68 votes

Install button greyed out on play.google.com

It is possible that you searched for the app using google. Somehow the google result links to the US version of the page, which grays out the install link for non-US people. Remove the "gl=US&...
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23 votes
Accepted

Difference between installing SuperSU using Play Store versus a custom recovery that installs it from a file?

Root access (typically) requires several components that work in concert with one another. A somewhat simplified view of what you need is: A native su binary. This can be invoked from the command ...
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  • 36.4k
22 votes
Accepted

Is there a way to know the actual permissions of an app now before installing?

You don't need an external tool for this. On the versions of the Play Store with the new "simplified" permissions dialog, you can still find a full list of permissions from the app's store page (the ...
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  • 34.3k
18 votes

How can I make an Android app "forget" that it installed on my phone before?

tl:dr; addressing OP's question - sorry, no way AFAIK. From Android 10 onwards normal apps can't access IMEI number. Revised answer with additional inputs from Izzy (thanks) How do apps (Google or ...
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  • 37.6k
15 votes

Installing an app from Play Store using the command line

I was looking for the same answer, i can't find a single command to do this, but i found few options that could be useful in such cases: A. download the .apk to your computer and install the apk from ...
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15 votes

How can I bulk install apps with Play Store or App-Brain?

This might be a new feature of newer versions of Android (I'm using 4.4), but I can easily mass install apps from the Play Store. How to mass-install apps with the Play Store: Open the Play Store Go ...
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  • 251
14 votes

Is there a way to know the actual permissions of an app now before installing?

In his answer, Dan already pointed to my list of apps by real-life topics, which offers some extras as well. Currently, it only covers a small subset of what's available on Google Play, though (for ...
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  • 88.9k
14 votes
Accepted

How to install app from command line (terminal)?

Given enough privileges (ADB, root, system application) you can use simple terminal commands to install apps: On a PC: Run the simple command adb install <path to .apk file> and the app will ...
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  • 4,014
11 votes

How to install SDK packages offline after download is complete?

of course you can, use below link and Download Offline any package's you need : http://downloads.puresoftware.org/files/android/ // i think your ip banned from Google.like IRAN Ip :) For Online ...
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11 votes

How to block any app from being installed?

First, disable the primary source of installation. On most devices, it is the Google Play Store but your device might have been shipped with a non-Google market app as well. So go to Settings → ...
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  • 23.3k
8 votes
Accepted

Why does Android not include an Add Hardware Wizard?

On desktops and laptops, drivers are a necessary evil. Hardware is often user-serviceable and prone to changes, and there is a huge variety of possible combinations. On phones and tablets, this isn't ...
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8 votes

What is MIUI optimization?

According to this thread, this feature (Turn On MIUI Optimization) enables a plethora of MIUI based settings & optimizations as per the guidelines set by the MIUI developers. It helps to load ...
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7 votes

Are APK files saved on my device when I install from the Play Store?

Try ES file explorer Under settings select App Manager and select all apps. And select backup on the action bar below. A backup of all apps apk is created to your SD card probably under backups ...
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7 votes
Accepted

Minimal .apks for play store

Well... finding an old package, looking at those files I discovered the answer. Sometimes it takes very long to find it and the solution is simple. Short Answer You should also move "Phonesky.apk&...
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7 votes

History of installed/uninstalled apps

Logcat won't be much help here, as it only lasts back a limited time (it uses a ring buffer with a fixed size, so older entries get overwritten with new ones). Instead, better focus on the package ...
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  • 88.9k
7 votes
Accepted

Is it possible to repack an .apk to install it in an incompatible Android version? ('there is a problem parsing the package'/have 4.0.4-requires 4.1)

Short answer: No. Simple repacking cannot solve the compatibility problem. If an app requires "at least Android XX", that usually means it needs some conditions not met before it. There are new OS ...
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  • 88.9k
7 votes

Discrepancy between sizes of apps listed in Play Store vs. actual installed app size

Apk and zip files are essentially the same, compressed. Before the system can use the file it needs to decompressed. So the file is one size when downloaded and another size when installed. Also note ...
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  • 2,430
7 votes

Discrepancy between sizes of apps listed in Play Store vs. actual installed app size

The Google play store, and other app stores, only list the main application (APK) size, not the total app size, which includes the OBB (Opaque Binary Blob) expansion files. OBBs are the extra files ...
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  • 713
7 votes
Accepted

Why would I enable "Install Unknown Apps?"

Starting Android Oreo, sideloading (installing an app from a source other than Play Store) has actually became more secure. Previously (Naugat or below), when you used to tick "Unknown Sources" ...
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  • 12.2k
7 votes

Creating universal APK form multiple APKs without having *.aab (Android App Bundle) file

Split APK file formats Various app download sites were confronted with the same problem. They solved by defining custom file formats and installer for apps that consist of multiple APKs files: There ...
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  • 15.5k
7 votes
Accepted

ADB installs apps for all users. How to force it to install to main user only?

Mention the specific user as an argument for which the package is to be installed. Example: adb install --user USER_ID YOUR_APK adb shell pm install --user USER_ID YOUR_APK # alternative command ...
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  • 23.3k
6 votes

Is there a minimal installation of ADB?

I made something for OS X, this may be exactly what you are looking for: Quick ADB/Fastboot installer: ADB and Fastboot binaries with installer
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  • 161
6 votes

Is it possible to install an app and exclude some of its requested permissions?

The following functionalities will be provided in Android M: Give specific permissions as needed during rutime; Show an app's permission; Show all apps that uses a specific permission. Documentation ...
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  • 161
6 votes
Accepted

How to run an .APK without installing it on the device with adb?

Running an APK without installing it? No matter if you won't accept the answer, running an APK is not possible. It's not an executable, it's an archive containing the application and instructions on ...
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  • 220
6 votes
Accepted

Easy and efficient way to run GNU/Linux on top of Android on an x86 device?

I found way to do this that I'm very happy with. I used Linux Deploy. (It requires root, but here's an alternative for those who don't want to root.) Here's a nearly full version of Xubuntu 16.04 (...
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  • 1,111
6 votes
Accepted

Paid app accidentally deleted and now can't re-download: says I "already own" the app

Well, I figured it out ... Go to https://play.google.com/apps Log in with the same credentials that are used on my device A list of all my installed apps is shown. Find the deleted app and click on ...
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  • 361
5 votes

Is there a minimal installation of ADB?

15 seconds minimal ADB, fastboot and drivers installer. No need to navigate to the installation folder in CMD. It can be installed system-wide. No need to check for manufacturer specific drivers. ...
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  • 3,100
5 votes

Cannot install unsigned APK file on my phone

Android does not allow installing unsigned applications. You will need to sign you APK (with a debug or release key). Don't use Android tools->Export unsigned application package, but rather the ...
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