Installation on macOS and Windows
The latest version of the software is always available directly from the official website:
Your software can be activated from the License Upgrade menu - License Registration
You must paste the entire license text here.
Older versions of macOS
WebAcappellaFusion is digitally signed with an Apple certificate for macOS 10.11 and above.
This certificate may not be recognized on older versions of macOS.
If the following message appears:
"WebAcappellaFusion cannot be opened because the developer's identity cannot be confirmed"
Press the Ctrl key while right-clicking and then select "Open."
See also:
Write blocking on Windows 10
If the following message appears in Windows 10:
"Write error..." when attempting to open a project.
The application is probably blocked by security software