![background image](https://i.berrydoc.net/BlackBerry Torch 9800/en/BlackBerry Torch 9800_en227.png)
Close an application so that it is not running in the background
To optimize the performance of your BlackBerry® device, try to close applications when you are finished with them.
In an application, do one of the following actions:
• Press the
key > Close.
• Press the
key. If necessary, continue to press the
key until the Home screen appears.
Related topics
User Guide
Applications
225
![background image](https://i.berrydoc.net/BlackBerry Torch 9800/en/BlackBerry Torch 9800_en228.png)
Keep an application running in the background and switch to another application, 225