Unfortunately, IRS has a lot going on right now with processing 2020 returns and the passage of the new American Rescue Plan. They are having to adapt the Internal Revenue Tax Code with the changes in the tax law just passed.
The best thing you can do is to check a couple of links for information regarding your return and stimulus checks at the following links:
Regarding stimulus checks:
Get My Payment
Regarding your refund from filing your 2020 Individual Income Tax Return
Where's My Refund
