For iOS Users
Modifying personal information：
1. Open JustFit and log in to your account.
2. Tap "Profile" in the bottom navigation bar.
3. On the profile page, tap your avatar or name.
4. On the profile editing page, you can view and edit your personal information, including name, avatar, age, height, target weight, and current weight.
5. After making changes, tap "Save" to save the settings.
For Android Users
Modifying personal information：
1. Open JustFit and log in to your account.
2. Tap "Progress" in the bottom navigation bar.
3. On the profile page, tap your avatar or name.
4. On the profile editing page, you can view and edit your personal information, including name, avatar, age, height, target weight, and current weight.
5. After making changes, tap "Save" to save the settings.