My macOS dark mode is not working with MAMP PRO MAMP GmbH February 03, 2019 07:15 Updated In some instances the left column may be transparent. In this case, please reboot your Mac. Related articles Does MAMP PRO 5 run on Mac OS Catalina beta? How do I do a complete uninstall and re-install of MAMP PRO? What is the standard procedure for updating MAMP PRO? Do you have a student discount? I upgraded to MAMP PRO 5 and I am missing databases.