You can change the text size of incoming messages for viewing in open message windows or in the reading pane.
At the bottom of the
navigation pane, click Mail .
In the message list, select a message.
On the Format menu, click Increase Font Size or Decrease Font Size.
The keyboard shortcut for increasing font size is
⌘++. The keyboard shortcut for decreasing font size is
This procedure also applies to sent messages and saved drafts.
When you set your default font preferences for Outlook, your selections apply to outgoing messages as well as incoming
plain text messagesAn e-mail message format that does not support bold, italic, colored fonts, other text formatting, or pictures in the body of the message. Plain text messages can have attachments such as pictures.. However, incoming
HTML messagesA kind of e-mail message that can display formatting such as different fonts, font sizes, bold text, underlining, and font colors.
HTML messages generally have a larger file size than plain text messages.
often have their own font style and font sizes applied to the text, so your default settings don't apply.