Configure chat account on Apple Mac Book
Please note following configuration is applicable for Mac OS High Sierra and prior versions only.
1. Go to the Messages > Preferences screen
2. Clicking the Plus sign will open the Accounts window
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3. Add User Name and Password of your account
4. Click the Sign In button to proceed
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5. Re-enter your password if asked
6. Click the Log In button to open the chat application
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7. Enable your account to get started
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8. Select the Server Settings tab and enter Server and Port value 5222.
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9. On successful configuration, go to the Buddies tab to view the roster
10. Click a contact on the roster to exchange the chat messages
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