Move comes as President Emmanuel Macron called on Turkey to halt oil and gas exploration in disputed waters that has heightened tensions with Greece.
Since its launch, 68 people have informed the platform they had been infected and only 14 users were alerted that they were now at risk because of their contacts with these people, digital affairs minister Cedric O said.
No details on their destination in France nor the circumstances under which they left Syria were provided.
Casinos will welcome gamblers from Monday while stadiums and racetracks will reopen on July 11, subject to a limit of 5,000 people, the government announced late on Friday.
Consortium led by Air Liquide will help boost production of critical medical kit as President Emmanuel Macron promises to ramp up production of critical medical equipment to treat coronavirus.
Édouard Philippe said the first two weeks of April would be harder than the last two weeks as French officials reported 319 more deaths.
There are now 29,155 confirmed cases of Covid-19 in the nation, compared to 25,233 a day ago and 13,904 people hospitalised of whom 3,375 are in intensive care.
French officials said that the overall number of coronavirus cases had risen to 25,233, a rise of about 13% in 24 hours.
Dozens of school close and rail services severely hit as demonstration enters 36th day and as talks over pension reforms are due to resume Friday.
Single-use plates, cups, and cotton buds were banned from January 1st; more will be banned next year, in first steps towards goal of phasing out all single-use plastics by 2040.
France is experiencing a 'venomous national debate' that is scrambling questions over the headscarf, Islam, immigration and radicalization.
Education minister says decision to postpone Le Brevet a week taken to 'guarantee security of the pupils' with temperatures set to reach 40C.
Iraqi president Barham Saleh said the 13 were handed over by Syrian Kurdish forces last month.
The satellite, launched from China, will study ocean surface winds and waves around the clock and aims to help the better prediction of cyclones.