1. Open the "Detian Youth League" App, and click the "My" option at the bottom of the screen to enter the personal information page.
2. On the personal information page, you can click the "Settings" icon in the upper right corner to enter the settings page.
3. In the settings page, find and open the "Login" or "Register" option, enter the user name and password according to the prompt, complete the registration, and then log in successfully.