Display all received E-mails in plain text

In order to increase the speed of opening e-mail messages and reduce risks involved with opening of unsolicited messages, you can switch Outlook to the plain text reading mode.

To set Outlook to automatically display all e-mails in plain text, follow these steps:

    1.    On the File tab, click Options:

Outlook 2016 Options

    2.    In the Outlook Options dialog box, on the Trust Center tab, click the Trust Center Settings... button:

Trust Center in Outlook 2016

    3.    In the Trust Center dialog box, to ensure that all e-mail is displayed in plain text, place a check in both the Read all standard email in plain text and Read all digitally signed mail in plain text options:

Read as plain text in Outlook 2016