According to the bulletin, since the beginning of the pandemic there have been 59,457 confirmed cases of infection and 1,833 deaths.
DGS data indicate that the four fatalities were registered in the region of Lisboa e Vale do Tejo, which accounts for 30,609 cases (194 more) and 677 deaths.
The North region now registers 152 new cases, now totalling 21,454, with 849 deaths.
In the Central region there were 43 more cases, with a total of 4,903 infections and 253 dead since the beginning of the pandemic.
In Alentejo there were seven more cases of Covid-19, totalling 959 cases and 22 deaths since the beginning of the infection.
The Algarve region has today reported another nine cases of Covid-19 infection, totalling now 1,150 cases and 17 deaths since the beginning of the pandemic.
In the Azores no cases have been reported in the last 24 hours. The Autonomous Region has a total of 216 infections counted since the beginning of the pandemic and 15 deaths.
In Madeira today there is one more case registered, accounting for 166 Covid-19 infections, without any deaths since the beginning of the pandemic.
The DGS also advances that in the last 24 hours 149 patients recovered, totalling 42,576 people given as recovered since the beginning of the pandemic in Portugal.
According to the bulletin, 34,266 patients are currently under surveillance, 69 more than on Thursday.
The number of inpatients rose to 339 (plus three) and the number of patients in the Intensive Care Units decreased to 40 (minus four).
Confirmed cases are spread over all age groups, with the highest number of infections being recorded between 20 and 59 years old.
In total, the new coronavirus affected in Portugal at least 26,759 men and 32,698 women, according to the declared cases.
Of the total number of deaths, 921 were men and 912 women.
The highest number of deaths continues to be concentrated in people over 80 years of age.
The new coronavirus pandemic has already caused the death of at least 869,718 people and has infected more than 26.3 million worldwide since December, according to a balance sheet of the AFP agency based on official data.
The disease is transmitted by a new coronavirus detected in late December in Wuhan, a city in central China.
After Europe succeeded China as the centre of the pandemic in February, the American continent now has the most confirmed cases and the most deaths.