Go to Reset your password page and follow the instructions.
- I cannot send or receive multimedia messages on my Lumia phone
- What if I have trouble installing an update on my Lumia phone?
- How do I configure my number to be private when I call someone on my Lumia phone?
- How can I recover/reset/restore my phone software?
- Can I use my Lumia as a tethered modem for my laptop?