An SSL certificate is a data file that is necessary for secured network communication.
To upload it in MyQ, login to the MyQ web administrator interface, and go to MyQ, Settings, Network. In the Communication Security section click Change Certificate and Browse to upload your certificate. Click Save.
To upload the certificate on the embedded terminal:
Go to Certificate manager (open Run, type certmgr.msc in the Run box, and hit Enter) on your server’s computer.
Find the certificate in the Trusted Root Certification Authorities section and right-click on it.
Select All tasks, Export.
Go through the Certificate Export Wizard steps.
Once done, copy the exported .CER file to the root file of your C: drive and upload it to the terminal via the Terminal Manager.
Select the device and double-click on it.
Go to the Server Certificate Upload section.
Select the certificate file and Upload it.