The decision was made after three more participants, Herman Silow, Affe Hagström and Nadja Holm, became infected with the coronavirus.
Earlier this week, Caspar Camitz fell ill.
- It is now high time to put the health of our fellow human beings in the first place, and our own aside, said host Pär Lernström when the program began.
- It is a historic and different evening in idol.
All participants are fine under the circumstances, according to TV4.
- It feels great and I am very tagged, says participant Ella Hedström about performing from the hotel room.
But Affe Hagström has chosen not to perform.
- The situation is under control, but I have a sore throat, am stuffy and am very tired, he says.
The rulebook says that a participant has the right to be away from the competition on a Friday at confirmed covid-19, according to Pär Lernström.
Critical of handling
At the same time, jury member Nikki Amini criticizes TV4's handling of the situation.
- There's someone who has made a mistake.
I think this is clumsy, the participants should have been quarantined and they should have been isolated, she says in the radio channel NRJ.