In TurboTax, you can change (rename) the display name of your tax file by using the 'Save As' command under the 'File' menu. The dialogue box opens and you can edit the name to however you want it displayed. You are done.
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2nd option- In Windows, you can locate your tax return file on your computer, right-click on the file, and choose 'Rename' to retitle a tax return. The next time you open TurboTax, you will search (Find a Tax File) for the new file name to open the retitled return.
