You can check the amount of available memory, and other technical data in your Nokia Lumia device by selecting Start > Settings > System > About.
- What can I do to free up the phone memory on my Lumia?
- What is the Windows Phone Find My Phone functionality, and how does that work?
- How do I resize the tiles on the start screen of the Nokia Lumia to a different size?
- Which version of Windows Phone does my Lumia have?
- I am thinking of buying a Lumia phone, will I need to get a new micro-SIM card for this device?