1. Log in to your webmail
2. Select Roundcube webmail application
3. Click on the Personal Settings on the Right Top Panel
4. Select on Identities Tab.
5. Double Click on the Display name.
6. Click on the HTML editor to enter your HTML signature
7. Click Save after you are done.
8. Go to Preference tab and check on the box for Compose HTML message.
9. Click Save and Done.
