In keynote speech, French president said local officials will get extra powers to fight radicalism and social problems will be tackled.
The death toll in France rose by 45, bringing the total tally to 31,095.
French ravers speak of 'resistance' against a crackdown by security forces encouraged by locals to restore order.
Announcement by governemnt makes France one of relatively few countries in the world that’s universally requiring workers to wear masks on the job.
Britain said the measure - which also applies to people travelling from Monaco, Malta, Turks and Caicos, and Aruba - would kick in from 4am on Saturday.
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.