Operation method
Open Sogou Search, search for Sogou input method, download and install it on the mobile phone, as shown in the figure.
Open Sogou input method, set it as the default input method, and click "Skin", as shown in the figure.
On the "Skin" page, select your favorite skin and click to enter the next page, as shown in the figure.
After entering the next page, click "Enable" to set the skin of input method, as shown in the figure.