If you want to use the name "Lili" on Douyin, because this name is relatively common, it is likely that it has already been registered by other users. However, you can add some adjectives, numbers, symbols, etc. after the name to distinguish other users, such as:
1.Lovely Lili
2 .Lili123
3. Lili*
4.Super Lili
You can add some personalized elements according to your own preferences and creativity . Please note that whenever possible, use content that complies with legal regulations and social ethics.