If you are due a refund, you can check on the IRS website, Where's My Refund.
https://turbotax.intuit.com/personal-taxes/past-years-products/
Once the IRS has received your return and starts to process your return, your information will show on the IRS website. Just to let you know, the IRS is extremely backlogged with mailed in returns, so it can take a while the IRS to process your return. You can also call the IRS to see if they have received your return.
https://www.irs.gov/help/telephone-assistance
