Follow the below steps in order to get Mobile for Jira service desk Portal installed in your JIRA instance:
1- Download and install App from Atlassian Marketplace
1.Log into Jira using an Administrator account
2. Click on the “Settings” symbol in the top right corner
3. Click on “Add-ons”
4. A new screen will be loaded. Click on “Find new Add-ons”
5. Search for "Mobile for Jira service desk Portal"
6. Click on "Install"
7. A window will appear to confirm the add-on is installed and ready to use
2- Install the app on your Mobile device from Playstore and/or Appstore
3- Login to your service desk portal from Mobile
- Open Mobile for Jira service desk portal in your device
- Enter you JIRA credentials
- Enter your JIRA URL
- You're all set