Home › Forums › SharewareOnSale Deals Discussion › Agelong Tree / Mar 29 2021 › Reply To: Agelong Tree / Mar 29 2021 Mar 30, 2021 at 7:02 am #17536510 Quote ErtyuGuest Agelong Tree 5 setup completed. However, the program does not open. My operating system is macOS catalina 10.15.7. What can I do?