The change ought to repair an annoying concern in Drive that may forestall customers from with the ability to obtain information if third-party cookies are disabled. Should you encounter the problem, the recommendation of this Google assist web page is to manually create an exception for Google Drive to permit third-party cookies.
Google’s weblog put up doesn’t clarify why Google Drive at the moment depends on third-party cookies, however there’s hypothesis that it’s as a result of the service makes use of a separate area (googleusercontent.com) to host content material uploaded by customers as a safety measure. The cookies are then used to confirm that you’ve permission to obtain a given file. We’ve contacted Google to ask about this, and can replace this put up with any response.