The magic custom format string for this is:
[Red][=0]✗;[Black][<>0]
Works with LibreOffice and Excel on every platform I’ve tried.
work as if you live in the early days of a better nation
The magic custom format string for this is:
[Red][=0]✗;[Black][<>0]
Works with LibreOffice and Excel on every platform I’ve tried.