For viewers in the US, the series is available to stream and download via Hulu.
Hotstar is a popular streaming platform that offers a vast library of Indian TV shows and movies, including Star Plus content. You can try searching for "Mahabharat" on Hotstar to see if all episodes are available for streaming or download. Keep in mind that Hotstar may require a subscription or have geo-restrictions.
Before downloading any content, make sure you have the necessary permissions and follow the applicable laws and regulations regarding copyright and intellectual property.
The Star Plus series "Mahabharat" (2014) has a total of 280 episodes.