No it won't stop working. The only software that will stop working (and in 10.14 too) is software that was only signed and not notarized after 1 June. If the so

No it won't stop working. The only software that will stop working (and in 10.14 too) is software that was only signed and not notarized after 1 June. If the software was signed before 1 June, it will continue to work. Unsigned software will continue to work.