Manually Re-installing MEDIALecture on Mac OS Catalina


To install a new version of MEDIALecture on Mac OS Catalina you first need to uninstall your current version of MEDIALecture


To do this locate MEDIALecture in Applications



Then either drag the Application into Trash or Right click to "Move to Bin/Trash"



IMPORTANT: Make sure that you also delete this file from the Trash/Bin



Then cut and paste the following link into a browser

https://medialecture.s3.amazonaws.com/builds/mac/MEDIALecture_3_4.dmg

This will download the dmg file, which you need to double click on to run it



On running the dmg file you will be presented with this screen



Double click on the MEDIALecture icon to install


The following message may then appear



If this message appears go to Settings -> System Preferences -> Security & Privacy on your Mac


Click the Lock to make changes



Then Log in and Click Unlock



Now Click "Open Anyway" where indicated below