For your 2019 return, you cannot change your information once a return has been accepted & processed. You will be able to change your personal information when you file your 2020 return.
Right now you can send in a change of address form (8822) to the IRS.
https://www.irs.gov/faqs/irs-procedures/address-changes/address-changes
If you need to change your information for your State, you can go to your State's website for information.
For your 2019 return, you cannot change your information once a return has been accepted & processed. You will be able to change your personal information when you file your 2020 return.
Right now you can send in a change of address form (8822) to the IRS.
https://www.irs.gov/faqs/irs-procedures/address-changes/address-changes
If you need to change your information for your State, you can go to your State's website for information.
need to correct address on 2019 ammended returns
While you are in the amended return you should go to your personal information and change the address. This will be used on the amended return.
How do I change my address?