There are no coronavirus (COVID-19) restrictions in the UK.
If you have COVID-19 you should try to stay at home.
Most people cannot get free COVID-19 tests. You can buy tests in shops but you cannot report the result to the NHS.
You need to show a negative COVID-19 test if you are travelling to England from mainland China. You do not need to take a test when you arrive in the UK from any other country. You should check travel advice for any country you are travelling to.