How to change message font size in Mac

Not only can you change the font size of the message content itself, you can also change the size of other components of the e-mail message, including senders, recipients, topics, and even mailing lists.

To change the font size of messages in a Mac:

Now that we want to change the actual font size, it should be noted that the user can also easily change the font family itself. Although from the readability point of view, the size of the font is the key to improve the user's reading experience.

To adjust the font size of a messaging application in Mac OS X

This method adjusts the font size and is available for all OS X versions.

Open the mail program if you haven't done so yet.

Optional but recommended: Select or open a message to see font size changes in real time

Click "Mail"-"preferences" (Translator: "Command" + "," to apply to all OS X applications)

Select font and color label and make the following adjustments:

Change the font size of mail messages: Click "Select" Next to "message font" and use the dimension indicator to resize the font, the default value is 12

Change the font size of the mailing list: Click "Select" Next to "mailing list font" and change to the size you want

Turn off preferences and enjoy your results.

Font size changes can make a big difference in readability, especially for those who have poor eyesight, or if you want to avoid eyestrain or deal with large amounts of mail.

For example, the following is an e-mail message for a mail application that uses the default font size OS X:

The following is the effect of resizing the font to 18:

For some users, they may look too big, but for others the size is perfect-it's really a matter of user personalization and screen size. Note that the method described in this article is to modify the font size for the system's own mail program, and if your default mail client recognizes the program or is a web version of the program, you need to modify their preferences individually. For Web clients like Gmail,yahoo,hotmail, simple scaling is usually enough to meet the requirements.

Obviously this approach works for the Apple program, and remember that you can also change the font size of your ipad,iphone on iOS version via your preferences.