How to disable tracking for an email
By Manas
There will be cases when you want to disable tracking for an email. For example when you are sending an email internally within your organization or sending to a group. For such emails, you can disable tracking by clicking on the blue MailerPlex icon in the compose box (next to the Send button).

If the icon color is blue, tracking is enabled. If grey, tracking is disabled.
How to disable tracking for an email account
If you want to disable tracking for an entire email account, click on the blue MailerPlex icon on your Gmail toolbar. Click on the switch next to Enabled Tracking.
If it's blue, tracking is enabled. If grey, tracking is disabled for the account.