When you ask a question you need to provide some basic information
-Forum quick start https://forums.adobe.com/docs/DOC-5601
Mac or Windows, and EXACTLY which version of the operating system?
If Windows, is it the required 64bit version?
You are doing as described below?
How to get Premiere Pro using a Cloud subscription https://forums.adobe.com/thread/2372985
-an option to check to see more previous https://forums.adobe.com/thread/2426726
-and more on previous versions https://forums.adobe.com/thread/2389056 see reply #3
-and even more on previous versions https://forums.adobe.com/thread/2409527 see reply #1