Lumia 520, 521, 525, 526, and 625 phones don't have key illumination.
- What can I do to free up the phone memory on my Lumia?
- Why does my Nokia Lumia automatically switch on when it is charging?
- Can I change the Windows Phone Store country on my Nokia Lumia phone?
- Why should I update my Nokia Lumia phone software?
- What if I have trouble installing an update on my Lumia phone?