- How to open the back cover on my Lumia 520, 520T, 521, 525, or 526?
- Why is there no key light on my Lumia 520, 521, 525, 526, 625 or 1320 phone when I use it in the dark?
- Why can I not share all my pictures using Lumia Play to?
- Where can I get Lumia Play to?
- Why I cannot find 'Get Windows 10 App' from the Store on my Lumia phone?
Documents and files
- pdfNokia Lumia 521 User Guide (3.28 MB)
Get the user guide in PDF format.