Katrina Kaif tests COVID-19 positive, under home quarantine "I have tested positive for COVID-19. Have immediately isolated myself and will be under home quarantine. I'm following all safety protocols under the advice of my doctors (sic)," wrote Kaif in her Instagram story BusinessToday.In | April 6, 2021 | Updated 17:57 IST Kaif, in an Instagram story post, announced that she has tested positive for the coronavirus Bollywood superstar Katrina Kaif tested positive for COVID-19 on Tuesday. Kaif, in an Instagram story post, announced that she has tested positive for the coronavirus. Kaif has tested positive a day after her alleged boyfriend Vicky Kaushal was found to be infected by the virus.