Macau authorities on Monday announced three rounds of mass testing this week in light of the SAR's coronavirus outbreak.
Residents are required to get a test before 6pm on Tuesday, with the other two rounds of testing to get underway on Wednesday and Friday.
Three rounds of mass testing were also conducted last month.
Macau health authorities found 68 infections on Sunday, taking the total number in the latest outbreak to 852.
More than 600 testing workers have been deployed to the SAR from Guangdong and Zhuhai to help collect specimens.