Find a suitable UI design training class for systematic study;
Step 2 look
See more, things in life, related to design, especially like apps on mobile phones, and look at research from the designer's point of view;
Read more works by designers who are better than you, and keep browsing for more than half an hour every day;
Step 3 think about it
When studying, although there are professional teachers to teach, you should also think more about why you should do this, what is the inseparable connection between design and products, and what convenient interaction users want when using products;
Step 4 do
Be sure to practice more. The design effect is achieved through software tools. The eyes and brain have learned it, but the hands have not learned it, which means nothing.