How to set the font of oppo mobile phone short message back when it becomes larger?

If you use an OPPO mobile phone (ColorOS system), if you need to adjust the font size of SMS, you can set it as follows ~

You can adjust the font size by going to phone settings > wallpaper and personalization (personalized customization/display and brightness) > font (font and display/font size).

Tips:

(1) Some models have cancelled the two-finger amplification function in the interface during SMS, and the operation is subject to the actual situation.

② On the ColorOS 12 system, you can double-click the message to enlarge the font size of the message, so that you can better view the content of the message.