To update your PS Vita:
Cause: QCMA drivers are not installed correctly. Fix: In QCMA, go to Settings > Drivers > Click "Install Driver" (Windows) or restart the USB connection. ps vita 374 firmware link
The messaging service between Vita and other consoles is no longer supported. 🐧 Information for Homebrew Users If your Vita is running custom firmware (HENkaku/Enso): Updating will remove your jailbreak. Most homebrew tools now support 3.74 via VitaDeploy It is generally recommended to use To update your PS Vita: Cause: QCMA drivers
Download Now from PlayStation.com (Right-click and select "Save As" to download the PSVUPDAT.PUP file). Ways to Update to 3.74 go to Settings >