If you've already registered for closed alpha, there's a chance that you'll get a notification on email/Origin to start pre-loading. Seems like not everyone is going to be able to join, but they're trying to let as much people as possible to play. You can check your application status here:Community Playtesting
Here's the closed alpha schedule:
On 12/8/2018 At 9:00 AM
On 12/8/2018 At 2:00 PM
On 12/9/2018 At 9:00 AM
On 12/9/2018 At 2:00 PM
Here's the closed alpha schedule:
On 12/8/2018 At 9:00 AM
On 12/8/2018 At 2:00 PM
On 12/9/2018 At 9:00 AM
On 12/9/2018 At 2:00 PM