Hong Kong’s contact tracing app now flags unvaccinated users

A worker wearing a face mask holds a contact tracing QR code for the ‘LeaveHomeSafe’ Covid-19 mobile app at an entrance of local market, in Hong Kong, China. — AP

Hong Kong’s Covid contact-tracing app has begun flagging users who haven’t uploaded vaccination records, as the city struggles to contain a resurgent outbreak that’s taxing its health system.

The LeaveHomeSafe app – mandatory for entrance to many restaurants and other public venues – was updated over the weekend and now flashes a red QR code on its check-in page for users that haven’t linked to an official immunisation record.

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