How to view email full header in SquirrelMail?

Step 1: Login to Webmail and choose SquirrelMail.
Step 2: Choose on Inbox or any folder where the email is.
Step 3: Open the email you want to view the full header.
Step 4: Click on View Full Header link in Options.
Step 5: You will be redirected to a page where it will show the full header of the email.