Is the .TXF file compatible with both the Windows and Mac operating systems?

Yes, the .TXF file is compatible with both the Windows and Mac operating systems subject to the guidelines and considerations noted on the TurboTax website.

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Can I run TWS on my system?
Will TWS run on Windows 10?
Is the .TXF file provided for all IBKR account types?
Does IBKR support the export of the Worksheet for Form 8949 in any other format?