Which itr to use having salay income and capital loss, to carry forward cpaital loss

I have capital loss in FY2019-20 AY 2020-21. i have filled return using itr1 and had not carry forward the capital loss( due to sale of shares). Did i have to file revised return to carry forward the losses or I can mention them in Itr of AY2021-22???

Please tell which Itr form I have to use , as I have income from salary and capital loss(I want to carry forward the capital loss).