Mandy is ordered to a week of bed rest due to pregnancy complications. Mary steps in to take care of her, which leads to inevitable friction as Meemaw is also "ailing" (mostly to get attention and free snacks).
If you are looking for this episode, it is available through official streaming platforms: Features all seasons of Young Sheldon for subscribers. Young.Sheldon.S06E11.720p.WEBRip.mkv
This indicates the video was captured from a streaming service (like Max or Paramount+) rather than recorded from a live TV broadcast (HDTV) or ripped from a disc. Mandy is ordered to a week of bed
Sheldon finds himself in a fierce academic battle with his rival, Paige Swanson. They both attempt to develop a revolutionary database, leading to a "ruthless" competition of wits. Young.Sheldon.S06E11.720p.WEBRip.mkv