{Working} How to fix ‘Application not Installed’ error For Drastic Apk

How to fix ‘Application not Installed’ error For Drastic App: Today most of the users are started using smart phones especially Android. As per the advancement in technology and due to new innovative features, the growth of buying Android mobiles got increased drastically and enjoying the performance in a greater way. One can install various apps for Android. Recently, many users have faced the issue Application not Installed at the time of installing the drastic app from unknown sources. After installing the app this issue occurs. First you need to download drastic apk for android devices and then you need to install it.

drastic app apk


We are here to provide the best solution in 5 different methods. The app which is built may contain corrupted or core files that have been updated recently. Android manifest helps to set the permissions for the app if necessary. This can be done mainly at the time of the getting error. Installation of the unsigned app also leads to the error. The following are the methods for the error say Application not installed.

  1. Sign the unsigned app.
  2. Reset all the App Preference.
  3. Allow apps from unknown sources
  4.  Cache of Package Installer
  5. Other miscellaneous fixes.

Sign the unsigned app

  • The very first step is to download and install the ZipSigner.
  • Launch the App
  • Now one has to choose either input or output to locate the apk file.
  • Tap on Sign the file.
  • Wait till process gets completed and then install the signed apk without any fail.

Reset all the App Preference

  • The very first step is one has to go to settings in  Android.
  • Open the Apps or Apps manager available on settings.
  • Do check for all the Apps.
  • Now, one has to tap on menu icon present on the screen.
  • And finally, click on Reset App Preferences.

Allow apps from unknown sources

  • To clear the issue Application not installed, go to settings-> Advanced settings.
  • Then go to security available on the settings list.
  • Go to unknown sources.
  • If it is disabled, one has to make sure in enabling the unknown sources.
  • Then finally try again the process of installation.

Cache of Package Installer

  • Go to settings available in your smart phone.
  • Search for the option say Apps or Application manager. Click on it.
  • Now, the user has to look for package installer app available in system Apps.
  • So that user can find the two options about clear data as well as clear cache.
  • One has to clear both the data as well as the cache for solving the issue encountered.

Other miscellaneous fixes

  • The very first step is to delete .android_secure/smdl2tmpl.asec file available on SD card.
  • Now reboot the smart phone and has to remove the battery if possible.
  • One has to uninstall the previous or older versions of apps which were currently installed in the device.
  • Remove the SD card and connect the device to PC at the time of installation of apk.
  • Finally, one has to free up some space and uninstall the unnecessary apps present on your Android phone.

The above-mentioned methods help you to solve the issue without any fail. Follow the steps carefully and clear in more precisely.


The present tutorial provides you the different methods for clearing the bug encountered as Application not installed. One can have a look and access it for free any where and any time. If you have any doubts, comment on the below section. If you like the article, share with your friends or on social networking sites. Thank you for the visit.

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