Musescore 3 doesn't work

• Dec 10, 2019 - 11:08
Reported version
3.3
Type
Development
Frequency
Once
Severity
S1 - Blocker
Reproducibility
Always
Status
duplicate
Regression
No
Workaround
Yes
Project

MuseScore 3 can't be opened because Apple can't check the file for bad software. (virus)

This software must be upgraded. Contact the developer for more information.

This is the message I got. So, what do I have to do?