Downing Street said it is “crucial” that people self-isolate when they are “pinged” as a contact by the NHS COVID-19 app, in an apparent effort to steer its messaging back on track. It follows a minister’s comment earlier that says the decision is up to individuals and their employers. All legal restrictions in England to curb the spread of the CCP (Chinese Communist Party) virus have been lifted on Monday, with the exception of self-isolation for people that test positive for COVID-19 and those who come into close contact with someone testing positive. The contacts would either be contacted by NHS Test and Trace or getting a notification on the NHS COVID-19 app. A spokeswoman from Prime Minister Boris Johnson’s office said on Tuesday that isolation “remains the most important action people can take to stop the spread of the virus.” “Given the risk of having and spreading the virus when people have …