Pranayama and Chair/Office Yoga https://grokker.com/cooking/collection/pranayama-and-chair-office-yoga/6032caad6cd106116a987af1
Best wishes! Here are some collections that might appeal:
Mobility, Recovery, Physical Therapy https://grokker.com/yoga/collection/mobility-recovery-physical-therapy/603eb9efb356ab7d31b83fa0
Gentle / Restorative / Yin Yoga https://grokker.com/yoga/collection/gentle-restorative-yin-yoga/603f6d0ab356ab7d31b8bc7a
Qigong and Taoflow https://grokker.com/yoga/collection/qigong-and-taoflow/603ea838b356ab7d31b81cf2
You can search "seated" in the search bar and that will bring up all seated videos that you can enjoy.