Basics

Default apps that come with the device are subject to updates and may no longer be supported without prior notice. If you have questions about an app provided with the device, contact a Samsung Service Centre. For user-installed apps, contact service providers.

Modifying the device’s operating system or installing softwares from unofficial sources may result in device malfunctions and data corruption or loss. These actions are violations of your Samsung licence agreement and will void your warranty.

Depending on the region, you can view the regulatory information on the device. To view the information, launch the Settings app and tap About phone Legal information.

Instructional icons

Warning: situations that could cause injury to yourself or others

Caution: situations that could cause damage to your device or other equipment

Notice: notes, usage tips, or additional information

5

Page 5
Image 5
Samsung SM-J720FZVDKSA, SM-J720FZKDKSA, SM-J720FZDDKSA manual Instructional icons, Basics