Sorry, your question is a little vague can you be more precise about your situation. Next time please indicate more background like if you are a business user, administrator or sas installer?
If you are an administrator
Go through this link below and there are lots of directions on what you should do.
SAS Help Center: What's New in Migration for the SAS 9.4 Intelligence Platform
If you are a user - Whats new in SAS 9.4 M6
https://www.google.ca/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&ved=2ahUKEwiUmIrYjPbuAhWlTTABHUPfDrMQF...
If you are an installer -
Install Center | SAS Support
Carmine