have any of you amended 1040 tax returns for 2021-2022-and 2023 with TurboTax?

Yes you can amend previous years provided you used TurboTax for that year, and you have your original login information.

For prior years you will have to use TurboTax Desktop.

TurboTax Desktop

1. Open the TurboTax Desktop software for the year you're amending. 
2. Under Need to Amend a Filed Return?, 
3. Select Amend a Filed Return.
4. Select Amend for the return you need to amend. 
5. If the return you need doesn’t appear as an option, select Find a Tax File to find and load the return.
6. On the Do you need to change anything else screen, 
7. Select Update next to the info you need to change.
8. Continue through the screens, 
9. Make the changes you need to make, and carefully answer the remaining questions to finish amending your return.
10. Don’t forget to select Save As (or Duplicate on Mac) from the File menu when you save a copy of your amended return. 
11. This will preserve the tax return you originally filed. Give the file a different name from the original, like [tax year]_TurboTax Online

How do I amend my federal tax return for a prior year?