* Remove apps that you no longer use to free up space on your Sony Xperia Z3.
* Go to the Start screen.
* Choose the menu symbol.
* Scroll down.
* Choose *Apps*.
* To remove an application from the Sony Xperia Z3, choose an application. In this case, scroll down and choose *WhatsApp*.
* The application has been removed.
* Return to the Start screen.
* Keep all your apps up-to-date. Learn how to check for app updates.