Help & support guides for your Sony Xperia Z5
If your phone gets slow, there may be several causes of the problem.
If you've used many apps on the phone, it may get slow because the apps keep running in the background.
Solution: End running applications
Press the Application key.
Press the end all icon to end all running applications.
Step 1 of -
If the phone is slow for no apparent reason, it may help restarting it.
Solution: Restart your phone
Press and hold On/Off.
Simultaneously, press and hold the upper part of the Volume key until your phone is turned off.
Turn on your phone again.
See how to turn your phone on and off.