The first picture is Mou Ti.
The second picture is the fine official script font.
The third picture is Yan Zhenqing’s face and body. (The ones below are regular scripts written by people from a younger age, and are not included in computer fonts)
You can open any browser and search for the font package above. Many websites have them, and some have advertisements. There are many bundles, many of which are free. After downloading, install it into the fonts in the wind folder of the C drive of your laptop or desktop computer, and you can use it.