You can check the amount of available memory, and other technical data in your Nokia Lumia device by selecting Start > Settings > System > About.
- Does my Lumia phone have expandable memory?
- How do I know if an app or service is using my location info on my Lumia phone?
- Why my Bluetooth headset does not ring using the same ringtone as my Lumia phone?
- Where can I get support for the HERE apps?
- Which Wireless LAN (WiFi) security standards are supported on my Lumia phone?