...AND the 2022 1040X can still be e-filed...because 2022 is the current "tax year" that is being prepared.
Not sure when exactly TTX shuts down the ability to do 2022 tax year 1040X e-files...but sometime after the week of 16 October of 2023.
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*
