Step 1: Create an Azure Data Factory V2
1. Go to the Azure portal.
2. Select Create a resource on the left menu, select Analytics, and then select Data Factory.

4. On the New data factory page, enter a name.
5. For Subscription, select your Azure subscription in which you want to create the data factory.
6. For Resource Group, use one of the following steps:


7. For Version, select V2.
8. For Location, select the location for the data factory.
9. Select Create.
10. After the creation is complete, you see the Data Factory page.
Step 2: Setup of the Integration Runtime Runtime1
High-level steps for creating a linked self-hosted IR
1. In the self-hosted IR Runtime to be shared, click Connections and Grant permission to another Data Factory. .

2. Select the data factory you just created.

Note the resource ID of the self-hosted IR to be shared.

3. In the data factory to which the permissions were granted, create a new self-hosted IR (linked) and enter the resource ID.


References:
https://docs.microsoft.com/en-us/azure/data-factory/quickstart-create-data-factory-portal
https://docs.microsoft.com/en-us/azure/data-factory/create-self-hosted-integration-runtime#sharing-the-self-hosted-integration-runtime-ir-with-multiple-data-factories