Press and hold the Back key to display a list of running apps and choose the one you want. Depending on the software version on your phone, you can close the application either by pressing the back key or tapping X (close) in the top right of each app panel in the app switcher.
- Where do I get news about SW changes for Lumia phones?
- Can I move or save apps to my memory card on my Lumia phone?
- Which languages does Cortana support?
- How can I block phone calls and text messages (SMS) to my Lumia phone?
- How can I transfer my contacts, messages, calendar entries or photos to my Lumia?