Autoform learning for beginners part 1-1

Sorry guys i recorded 1 hour video and at the end i understood that mic was broken and all explanation not recorded!! Please watch and if its not clear for you comment to redo it! or maybe we can go live! Link of the part : https://drive.google.com/file/d/18alY9CIVMjOr-KsrfkGekCrZB96TbptN/view?usp=drive_link