The popular sitcom, which aired between 2004 and 2006, is set to return as a web series "Sarabhai vs Sarabhai: Take 2" on Hotstar from May 16.
"It was surprising to see the love from the audience when the show went off air. I did not realise it was so popular. When we were on Star One, we had a viewership of .63 per cent. I was appalled and surprised," Ratna told PTI.
"May be the viewers were not ready to see it then, but we definitely have an audience today."
Ratna says she had received immense appreciation from viewers globally and people's appetite for content-driven shows has increased.
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"Wherever I travelled, I was inundated with compliments about the show. I wished we had more episodes to serve them. But we are back now just for the audience."
The "Kapoor and Sons" actress doesn't follow serials or shows on Indian television, primarily due to its content.
"I do not see Indian television shows. I think a lot of it is unwatchable humour in particular. I am sure they are doing the best to entertain but it's not my taste at all. I just don't watch Indian TV shows," she says.
"Aatish Kapadia (writer) cast me because I am the kind of person who could be Maya. I dress elegantly when I can. The real thing I found about myself is that I am very much like Maya.
"The only difference is that she would say stuff which I would dare not say. So, there is excitement to play this part again.