Ttc can anyone help or any feedback will be great. Please no negative feedback

Hi everyone my name is jesuis but everyone calls me sweet. So I'm on here like everyone else because me and my husband are trying to have a baby... we recently got married Dec.4 of last year... please no judging us but I'm 23 and he's 42. I already have 2 kids boy who is 4 and baby girl who is 2.. he takes care of both of them as if they was his. He doesn't have any kids at all... we been trying since December to have a baby.. anyone who can help us out on what we can try to help us