Learn how to check the software version and see official versions for the Nokia Lumia 521. Find out more on this page:
Beginning March 17, the Lumia 521 received a software update to 3056.4000.1404.0034. This update provides features and improvements
Important: If you receive the error 'Update needs more space' while performing the software update, see: 'Update needs more space': Nokia Lumia 521.
Check the software version
To check the current software version, follow these steps:
- From the home screen, swipe left to Applications.
- Tap Settings.
- Tap About.
- Tap More Info.
- Read the Firmware revision number on the phone, and check it below:
|Firmware revision number||Status|
Your software is up to date. There are no updates available.
This document will be updated if and when new software is available.
Your phone can update to version 3056.4000.1404.0034:
If the update fails, see: Software update troubleshooting.
Your phone has non-T-Mobile software, and it is unsupported. The manufacturer and T-Mobile cannot update your software.
Requirements to update
To be able to update to the current software version, the below requirements must be met:
- 50% or higher battery life
- Wi-Fi or data connection
- 321 MB available memory (File size of update: 321 MB)
Software update: Automatic (OTA)
Update automatically Over-The-Air (OTA)
This software update will be available to your phone after March 17, 2014. Your phone will notify you when it is ready to update. Follow the on-screen prompts to complete the OTA update. If your phone has not received an OTA message, see Software update: Download below.
Software update: Download
Download and install software update
You can download and install the software update:
Update software from the phone
To check for updates and download the update from the Microsoft servers, follow these steps:
- Connect to a Wi-Fi data connection.
- From the Home screen, swipe left.
- Scroll to and tap Settings.
- Touch phone update.
- Touch check for updates.
- Follow on screen prompts.
- Wait as your phone restarts and updates.