Hi Castles,
PlayMemories Online is temporarily unavailable on PlayMemories Home for Windows®.
Our engineers are currently working to release a revised version of PlayMemories Home by the end of March 2017. Your patience is highly appreciated.
Please visit the link below for further updates:
http://blog.playmemoriesonline.com/en_ww/notification/.
If my post answers your question, please click the "Accept as Solution" button.
Regards,
-Anthony