COVID certificate

All questions on this topic
I only have my COVID certificate electronically in the COVID Certificate app. How can I get the certificate as a PDF or on paper?
How long is my COVID certificate valid after a booster?
Why should I renew the QR code of my COVID certificate?
What happens if I lose my COVID certificate?
Where are my data stored for the COVID certificate?
What data does the QR code contain?
In what language is the COVID certificate issued?
Can I travel to an EU/Schengen country even without a COVID certificate? What do I have to remember if I do?
What is done to prevent misuse or forgery of the COVID certificate?
What exactly is checked when my COVID certificate is verified?
From which canton do I get my COVID certificate if I got vaccinated or tested in a canton that is not my canton of residence?
Does my COVID certificate show how many vaccine doses I have received?
What forms of ID are accepted when the COVID certificate is checked?
Is the COVID Certificate app available outside Switzerland?
There is no longer a mandatory certificate requirement in Switzerland. Do I still need the COVID Certificate app?
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