If you input bank account information that is inactive, IRS will issue a paper check once the refund has been sent back from the bank. Please allow up to 6-8 weeks to receive the check at the address provided on the return filed.
If you do not receive your refund check with in that given time, contact the IRS: 1- 800-829-1954
Track your refund: https://www.irs.gov/payments
Contact IRS: 1-800-829-1040
Hope this was helpful!