Tutorial > Mockplus > Basic Operation > Cannot open Mockplus after updating to Mac OS 10.15 Catalina?

Cannot open Mockplus after updating to Mac OS 10.15 Catalina?

After updating your Mac OS to 10.15 Catalina, you may get an error message as follows: 

Please follow these simple steps to solve it: 

Step1. Download and install the latest version of Mockplus here: https://www.mockplus.com/download

Step2. Open the latest Mockplus. If you still get an error message as follow:

Please reset your Mac OS in this path: System Preferences> Security & Privacy > General > Anywhere. And then, open Mockplus again. 

But, if you do not find a “Anywhere” option there, please set it as follows: Applications > Utilities > Terminal.app.

Then, enter the command: “sudo spctl --master-disable” and follow the guide to complete the settings. Then, you can freely open and use Mockplus as before.