E' possibile aggiornare Lightroom 5 a una versione successiva?
If you meant to upgrade then yes, you can upgrade to Lightroom 6 which is the current version of Lightroom.
If you have the serial key of Lightroom key, Lightroom 6 upgrade would cost you $79 and it can be purchased from this link : Products
Scroll down to look for Photoshop Lightroom > click on Buy > choose upgrade
And if you want to update Lightroom 5 itself then, you need to click on Help menu > check for updates > download version 5.7.1
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