Click on the "+" icon
Click on the "Tooltip Guide"
Enter a name for the Tooltip
Add a Rule
Click on "Submit"
Click on "Add Step"
Capture the element where you want to apply validation
Select "Validation type" from here
Enter a suitable message for the validation
Click on "Save"
Click on the "Publish" icon
Click on "Ok"
Ensure that the parent folder is published where you have created the tooltip guide
Reload the page!
When you enter anything other than the selected validation type, the provided message will pop up!