Ps | Vita 374 Firmware Link |work|

Cause: QCMA drivers are not installed correctly. Fix: In QCMA, go to Settings > Drivers > Click "Install Driver" (Windows) or restart the USB connection.

You must now use a unique "Device Setup Password" instead of your regular PSN password to sign in on the Vita. ps vita 374 firmware link

Finding the link is only step one. Here is how to actually get the firmware onto your device. Cause: QCMA drivers are not installed correctly