"These people who want to go into protest, they ought to think long and hard about their actions," he said.

"The courts say no. The chief medical officer, Professor Brendan Murphy, says no. Common sense would dictate to them that they should be staying at home."

Most state borders will reopen in July as part of Australia's fast-tracked third stage of lifting coronavirus restrictions.

Queensland has set a July 10 target to reopen borders, while SA is expected to let interstate travel restart on July 20.

WA and Tasmania are yet to confirm if they will meet national cabinet's guidelines of July border openings.

The 100-person cap on indoor venues will be scrapped, allowing more people to attend gatherings such as weddings and funerals.

Pubs and restaurants will be included in the new limit, along with any other venue or workspace.

Overseas, fears of a second wave of COVID-19 infections have shut six major food markets in Beijing following a rise in locally transmitted novel coronavirus infections in China's capital city over the past two days.

The UK government believes it's making progress in controlling the spread of coronavirus in England, with the reproduction rate falling to below one.

Officials in Brazil reported 909 deaths on Friday and is the hardest-hit Latin American nation with more than 828,000 confirmed virus cases.

Brazil has recorded 41,828 deaths during the coronavirus pandemic surpassing the UK's death toll, according to data from Johns Hopkins University.

Ending on something more positive, a new study has found requiring residents to wear masks to prevent the spread of the novel coronavirus in areas at the epicentre of the global pandemic may have prevented tens of thousands of infections.

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