COVID Certificates: frequent problems and solutions
Most people won't have any trouble retrieving their data via the CoronaCheck app or CoronaCheck.nl. But some people may find that more difficult, because they don’t have a smartphone, for example. Or because their data isn’t available.
Problems with proof of vaccination
If you are having issues generating proof of vaccination, for instance because you only received one dose of vaccination due to previously having been infected with coronavirus, see the information on proof of vaccination.
Problems with digital tools
Costs and validity
More information about COVID certificates
Please refer to the information about: