.T22 File

File extension t22 is most likely related to the default tax return form file in H&R Block, a family of tax preparation software, developed by HRB Digital for Windows and Mac.

This file contains saved tax return file for year 2022.

How to open:

Most likely only can be opened in H&R Block with some kind of import function.

How to convert:

Export to PDF is the typically kind of conversion.