An application manager (app manager) is programming for overseeing the installation, patching and updating and perhaps access of software applications. An application manager can be used to monitor a software application’s performance and alert administrators if there is a problem.

Do I need app Manager on my phone?

To make changes to the device without wiping anything out, you’ll need to use Application Manager, Android’s built-in app manager. To access it, go to Settings, scroll down the list of options to Application Manager, and tap it (on some devices, you may have to tap Applications and then Manage or Manage Applications).

Where is my app manager on my phone?

From any Home screen, tap Apps. Tap Settings. Tap Applications, then tap Application manager.

Follow these steps to find the Applications Manager:
Open the Settings app. It’s found on the Apps drawer.Choose the Apps item on the Settings app screen. On some Samsung tablets, first touch the General tab and then choose the Application Manager item.