You need to wait for a firmware update to your phone and then accept Extras+info app update. The extras+info app update installs the Storage Check app to the Lumia device. It will be visible in the Settings menu.
- Which version of Windows Phone does my Lumia have?
- I cannot download or get application updates when first starting the Store app on my Lumia. How can I resolve this issue?
- I cannot get a mobile network signal on my Lumia phone
- Why am I unable to see the amount of characters left when writing a text message on my Lumia phone?
- Why does my Lumia only show phone number of caller or SMS sender, although the contact name is listed in People hub?