UFile, HR Block, DR Tax and TP1 among many other all support form TP-729. It seems you don't have this in your software. Is this planned to be added in the futu...

See here: https://www.revenuquebec.ca/en/citizens/income-tax-return/completing-your-income-tax-return/completing-your-income-tax-return/line-by-line-help/276-to...

Line 290 will only take the value of Before May 23 1985 from the QLOSS worksheet. And even if I override it, I need to fill TP-729-V to declare the losses which...