Take the sogou input method in the mobile phone as an example, and the operation steps are as follows:

1, open the phone, find the input box, click the display input method, and select the smiley face symbol.

2. Slide right under the emoticon option.

3. Stop after finding the label of the heart-shaped symbol, and you can see that there are different color options on it.

4. Click the symbol to be displayed directly with your finger and insert it into the specified position.