Miui SMS font

System Settings-Display-Font Size and set it.

Click Show MIUI to set a large font. The method and steps are as follows: 1. Locate the settings on the home screen, and then click Enter Settings. 2. Find the display options in the settings, and then you can adjust the font size by moving the slider. You can see that there is an option to adjust the font size of the system. 3. Click on the font