YYL_47370851-VisitorForum|Forum|3 years agoOctober 6, 2022QuestionMathCAD 15 LicenseForum|Forum|3 years agoOctober 6, 20221 reply596 viewsI have a "never expired" mathcad 15 license, and the mathcad just notified me that my license code doesn't work anymoreInstallation