You can watch Iss Pyaar Ko Kya Naam Doon Season 1 (398 episodes) for free through several official and verified channels. The series follows the intense love-hate relationship between Delhi businessman Arnav Singh Raizada and Lucknow-based Khushi Kumari Gupta. Where to Watch for Free JioHotstar (India) : You can stream Season 1 for free with ads on the JioHotstar StarPlus YouTube Channel
: Official playlists featuring full episodes and key highlights are available on the StarPlus YouTube Playlist
: Some regions may access Season 1 episodes for free online via Key Episodes & Highlights