I changed Financial Institutions ( changed banks)

If you are referring to direct deposit of the stimulus payment, according to the IRS:  

If the second Economic Impact Payment was sent to an account that is closed or is no longer active the financial institution must , by law, return the payment to the IRS, they cannot hold and issue the payment to an individual when the account is no longer active. The IRS advises people that if they don’t receive the full Economic Impact Payment they should file their 2020 tax return electronically and claim the Recovery Rebate Credit on their tax return to get their payment and any refund as quickly as possible.  [Questions and Answers about the Second Economic Impact Payment]

 

For more information, please click on the following links:  

• Why Haven’t I Received My Second Stimulus Check?
• Questions and Answers about the Second Economic Impact Payment
• IRS Economic Impact Payment Information Center