Internal memory (RAM): Apple iPhone & iPad on iOS 11

Learn how to use the task manager and free up memory on Apple iOS 11. Check the software version using Software versions & updates: Apple iOS 11. Additional software versions in Related Links below.




Manage memory


Restart device regularly

You should restart your phone at least once per day.


Manage apps to keep your device running smoothly.

  • Use Manage apps to update apps, clear app cache and data, recent apps, and uninstall an app.
  • Never install a third-party Task Manager or Battery Manager. These apps interfere with how device software works.
  • Research and monitor new apps that you install.
    • Read app reviews before installing. Not all apps run smoothly on phones. Read customer reviews before downloading an app to see if it has a history of not working properly.
    • If your device starts having problems after installing an app, consider uninstalling the app. (See Manage apps.)


Task manager

A task manager can view running apps and close them.


iPhone 8 and earlier

  1. Double-click the Home button to show your most recently used apps.
  2. Swipe right or left to find the app that you want to close.
  3. Swipe up on the app's preview to close the app.


iPhone X

  1. From the Home screen, swipe up and pause.
  2. Swipe right or left to find the app that you want to close.
  3. Firmly touch and hold the app, then tap . You can also swipe up to close the app as soon as you see .


View free memory

Storage is the only type of memory that can be viewed on the iPhone.


  1. From the Home screen, tap Settings > General > iPhone Storage.
  2. View to used and available memory, plus a graph of what is using the memory.
  3. Scroll down to see how much memory each app is using.



Related pages

Internal memory (RAM): Apple iPhone & iPad on iOS 10