To do some manipulations to the HTTP settings of the application gateway, you need to perform the following steps:

1. Navigate to the application gateway.
2. Under SETTINGS, click on HTTP settings, as shown in the following screenshot:

3. You will note that by default there settings already added, which can be changed by clicking on it and changing the settings, or you can click on Add to add a new HTTP settings.
4. When you click on Add, a new blade will be opened wherein you have to specify the following:
   • Name: Specify a descriptive name for the settings.
   • Cookie-based affinity: Specify whether you want to enable this feature or not.
   • Request timeout: Specify the period after which the request will be considered as timed-out.
   • Protocol: Select the protocol that would fit your application, whether it is HTTP or HTTPS. If HTTPS is selected, you would need to specify a name for the certificate and upload the CER certificate that would be used to authenticate the backend servers.
   • Use custom probe: If you have custom probes created, you can select this option. Later in this chapter, you will learn how to create custom probes.

5. Once you have clicked on OK, the HTTP settings will be added.