For iOS Users
Modifying personal weight/weight units：
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. Tap the target weight or current weight option to modify the corresponding data and unit.
6. Tap "Save" to save the settings.
For Android Users
Modifying personal weight/weight units：
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. Tap the target weight or current weight option to modify the corresponding data and unit.
6. Tap "Save" to save the settings.