As for downloading all episodes of "Hatim" in 720p, I must remind you that downloading copyrighted content without permission is illegal. However, I can guide you on how to access the episodes through legitimate means.
I'm assuming you're referring to the popular Indian TV series "Hatim" which aired in 2003. The show was a fantasy drama series that aired on STAR Plus and was a huge hit among audiences.
If you're unable to find the episodes through legitimate means, you can try contacting the production house or the broadcasting network (STAR Plus) to inquire about availability.