How to print special symbols on mobile phones?

Taking the sogou input method of mobile phone as an example, the display method is as follows:

Step 1: Click on the input box of the mobile phone. After the input method appears, select the symbol in the lower right corner.

Step 2: Enter the symbol list and slide down the slider on the left.

Step 3: Find the "Special" symbol option, and then click Select to find the symbol to be inserted in the list on the right. Take stars as an example.

Step 4: Click with your finger to insert the symbol into the text box for display.