You will have to amend the 2021 tax return you filed for the Recovery Rebate Credit.
See this TurboTax support FAQ for amending a prior year tax return - https://ttlc.intuit.com/turbotax-support/en-us/help-article/tax-return/amend-change-correct-return-a...
Also, verify that the IRS did not already send you the $1,400 payment in 2021 by checking your IRS tax account - https://www.irs.gov/payments/online-account-for-individuals
