1)

Enter your credentials and check the captcha

And then log into the MyGuide admin portal 

2)

Click on "APPLICATIONS"

3)

To create a new application, click on "Add Application" tab

By default there are two apps auto generated with every org, Home and Sandbox.

To learn more about the Sandbox app, visit here. 

4)

Update the thumbnail image, provide a name and description for this new application

5)

Select the type of application from here

6)

And click on "Add"

7)

To edit an app, click here

8)

Upload Application's Thumbnail Image by clicking on "Choose Image"

9)

You can change the Application Name from here

10)

You can change app description from here

11) Click on "Update"

12)

Click the gear cog to open "Assign Roles" panel

13)

Select a role for this application

By default, the default role is selected for every new application.
If you want to select a different role for this app, make sure that you assign the same role to the users you want this application accessible to. 

14)

Click on "Assign Roles" after you have selected the role/s for this app

15)

Whenever a new application is added inside an organization, some configurations are needed to be done to onboard that app.

Visit here to learn:
Configuration required to Onboard a new Application

16)

To delete an application, click here

17)

You can search an application from here

18)

You can filter your search results from here