Of course you can file by mail. You still have to pay your TurboTax fees in order to print the returns for mailing, since the fee is for using the software to prepare your tax return. E-filing is not an extra fee.
https://ttlc.intuit.com/questions/1914214-can-i-print-a-copy-of-my-turbotax-online-return-before-i-file-it
When you mail a tax return, you need to attach any documents showing tax withheld, such as your W-2’s or any 1099’s. Use a mailing service that will track it, such as UPS or certified mail so you will know the IRS received the return.
Wait about 4 weeks and then check the IRS site:
https://www.irs.gov/refunds