You're referring to the popular American sitcom "That '70s Show" and its availability on the Internet Archive!
The video quality may vary, but most episodes seem to be available in standard definition (SD). that 70s show internet archive work
The Internet Archive, a digital library of internet content, has made episodes of "That '70s Show" available for streaming and download through its platform. This is likely due to the show's copyright having expired or the studio releasing the content under a Creative Commons license. You're referring to the popular American sitcom "That