My MAMP PRO 5.1 will not update MAMP GmbH January 29, 2019 13:46 Updated Follow This is a known problem. Please download the installation package for version 5.2 from our website. In the future, you should be able to update through the app. Related articles My Apache Server will not start? I cannot update my MAMP PRO 5.0.4, 5.1, 5.1.1 My phpMyAdmin does not work. Does MAMP PRO 5 run on Mac OS Catalina beta? My intl extension is missing.