My trados version is SR2 16.2.9.9198, and downloads and installs the latest WorldServer Compatibility Pack, but i cannot open the wosa file.

My trados version is SR2 16.2.9.9198, and downloads and installs the latest WorldServer Compatibility Pack, but i cannot open the wosa file.
Please try to perform the steps in this article.
https://gateway.sdl.com/apex/communityknowledge?articleName=000013233
However, I am not sure about the file type "wosa." If you are trying to open WSXZ files, the above article must be able to help you.
Thank you for your advice,
I updated my Trados Studio version, then, successfully I could open the WSXZ file.
Thanks, again
takako