On your Vita, navigate to the location where you saved the VPK. Highlight the file, press CROSS (X) , and confirm the installation when prompted.
Once the installation finishes and the game bubble appears on your LiveArea, you can delete the VPK file to save space. Alternative: NoNpDrm (Recommended) Install Games On PS Vita: A Simple Guide - Ftp Fifa 14 PS VITA VPK (USA)
Drag and drop the FIFA14.vpk from your PC to the ux0: root or a dedicated folder like ux0:data/ . On your Vita, navigate to the location where
Open VitaShell on your Vita and press SELECT to enable a connection. You can choose either USB or FTP mode in the VitaShell settings (press START to toggle). Transfer the VPK: On your Vita