Sony Xperia Z5 Premium

Android 5.1.1

My Sony Xperia Z5 Premium Android 5.1.1 is slow

Cause 1 of 2: There are too many running applications

If you've used many applications on the phone, it may get slow because the applications keep running in the background.

Step 1 of 2

End running applications

Press the Application key.

Step 2 of 2

End running applications

Press the end all icon to end all running applications.

Press the Application key.

Press the end all icon to end all running applications.