Outlook: change font size and color for incoming email messages

Author Kelly Last modified 2025-04-10

Normally you can enlarge or reduce the view for an incoming email with the "Zoom" feature ("Ctrl" + "+" or "Ctrl" + "-") when you are viewing it. However, the font size will change to normal (100%) when you switch to other incoming emails. Moreover, it is not able to change the font style, color, and more. Actually there is a trick to change the font for all incoming emails. Here we will show you the trick to change the font size and color for all incoming email messages automatically in Microsoft Outlook.

Change font size and color for incoming emails in Outlook 2010 and 2013

Change font size and color for incoming emails in Outlook 2007

Change font size and color for incoming emails in Outlook 2010 and 2013

Firstly of all, we will guide you to change the font size and color for all incoming email messages in Microsoft Outlook 2010 and 2013. You can do it as following.

Step 1: Configure your Outlook 2010 or 2013, and change all incoming email messages into plain text. Click to know how to configure.

Step 2: Click the "File" > "Options".

Step 3: In the Outlook Options dialog box, click the "Mail" in the left bar.

Step 4: Go to the "Compose messages section, and click the "Stationery and Fonts" button.

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Step 5: In the Signatures and Stationery dialog box, click the "Font" button in the "Composing and reading plain text messages" section. See the following screen shot:

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Step 6: In the Font dialog box, change font for incoming emails:

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Select a font face in the "Font:" box. And in our case we select the "Calibri".

Select a font style in the "Font style:" box. And in our case we select the "Bold".
Select a font size in the "Size:" box. And in our case we select the "16".
Select one color in the "Font color:" box. And in our case we select the "green color".

Step 7: Click all "OK" buttons in each dialog box.

Then go back to the main interface of Microsoft Outlook, and preview an incoming email in the Reading Pane. You will get the content of the incoming email with green bold font, and the font is Calibri and 16. See the following screen shot:

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Change font size and color for incoming emails in Outlook 2007

There is a litter difference to configure and change the font size and color for all incoming email messages in Microsoft Outlook 2007.

Step 1: Configure your Outlook 2007, and change all incoming email messages into plain text. Click to know how to configure.

Step 2: Click the "Tools" > "Options".

Step 3: Click the "Stationery and Fonts" button on the "Mail Format" tab.

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Then the Signature and Stationery dialog box comes out, and you can follow the same steps we described for Outlook 2010 to change the font for all incoming email messages.