We would like to inform you with regards to the compliant condition with “Windows 10”, which will be released by Microsoft on July 29, 2015.
Currently, we are working to make “PSO2” to be compatible with “Windows 10”. However, it will take us some time. We have confirmed that “PSO2” will not be able to operated properly with “Windows 10 Technical Preview”.
Therefore, You cannot play “PSO2” with “Windows 10” installed PC, until the compliant process will be done.
We apologize for the inconvenience. We will inform you again once it’s done. Thus, please kindly wait for a while until then
-PSO2 Administrator