You can check the amount of available memory, and other technical data in your Nokia Lumia device by selecting Start > Settings > System > About.
- I cannot make a call on my Lumia phone
- I cannot share my Lumia’s internet connection with another device
- What can I do if get an error while trying to login to the mail account on my Nokia Lumia?
- What can I do to free up the phone memory on my Lumia?
- Can I download and save music or video email attachments to my Nokia Lumia phone?