Check out this post on the reddit windows phone subreddit.
http://www.reddit.com/r/windowsphone/comments/1a0l3p/new_lumia_firmware_brings_storage_management/
The OP's new Lumia 620 came preloaded with the new firmware with storage management options and the option to clear the others category.
I wonder when we will see this on our 920's..
Edit:
Check out the screenshots here
https://skydrive.live.com/pagenotfounderror
http://www.reddit.com/r/windowsphone/comments/1a0l3p/new_lumia_firmware_brings_storage_management/
The OP's new Lumia 620 came preloaded with the new firmware with storage management options and the option to clear the others category.
I wonder when we will see this on our 920's..
Edit:
Check out the screenshots here
https://skydrive.live.com/pagenotfounderror