You may need the Sony Content Management Assistant installed for the PC to correctly interface and display device properties.
Before we dive into the "how," let's look at the "why." There are five primary reasons to locate your Vita's serial number today: check ps vita serial number
If the sticker on the console has peeled off, check the side of the original box the Vita came in; the serial number is also printed there. 2. Check via PC (If Sticker is Missing) You may need the Sony Content Management Assistant
While this screen primarily shows your System Software version and MAC Address, it provides the unique identifiers Sony Support needs to verify your specific hardware if the physical serial is missing. 3. Look at the Original Packaging check ps vita serial number