you won't know if rounding is an issue for you until you try it.
TurboTax Online is free to try until you decide to file.
Login and start by importing your broker's 1099-B.
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As an active investor, the correct solution is to use aggregation aka enter a summary.
TurboTax Online will ask you for a PDF copy of your consolidated 1099-B,so no mailing is necessary.
Otherwise, mail the wash sale transaction details (if any) to the IRS within three business days of IRS accepting your e-Filed tax return.
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Detail Reporting Exception: if you summarize Category A or Category D, Form 8949 is not needed for transactions without adjustments. No mailing is necessary. No attachment is necessary.