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General| Model | Samsung SM-J400M |
|---|---|
| Display Size | 5.5 inches |
| Display Type | Super AMOLED |
| Resolution | 720 x 1280 pixels |
| CPU | Quad-core 1.4 GHz Cortex-A53 |
| Rear Camera | 13 MP |
| Front Camera | 5 MP |
| Battery | 3000 mAh |
| Operating System | Android 8.0 (Oreo) |
| Network | GSM / HSPA / LTE |
| Colors | Black, Gold, Blue |
| RAM | 3 GB |
| Storage | 32 GB |
| SIM | Dual SIM (Nano-SIM, dual stand-by) |
Essential safety information and user guidance before operating the device.
Explains causes of device heat-up and provides solutions to prevent it.
Identifies physical buttons, ports, and screen components of the device.
Guides on how to install, remove, charge, and conserve battery power.
Instructions for inserting and managing SIM/USIM and microSD cards.
Covers turning the device on/off, forcing restarts, and emergency modes.
Steps for initial device setup, including language selection and Samsung accounts.
Instructions for transferring data from a previous device using Smart Switch.
Explains touchscreen gestures, home screen, and app screen interactions.
Details on managing notifications, quick settings, and keyboard functions.
Covers downloading, installing, managing, and setting permissions for apps.
Guides on making/receiving calls, sending messages, and blocking numbers.
Instructions for adding, importing, syncing, searching, and sharing contacts.
Covers using the internet browser and setting up/managing email accounts.
Explains how to take photos, record videos, and use various camera modes.
Guides on viewing, organizing, editing, and sharing photos and videos.
Features for running multiple apps simultaneously in split or pop-up views.
Covers Samsung Health, Samsung Notes, and Calendar event management.
Explains how to use the Radio, Voice Recorder, and Clock apps.
Features for optimizing and enhancing gaming experience on the device.
Information on using Bixby Home and setting up reminders.
Guides on enabling parental controls and sharing device content.
Brief overview of common Google applications like Chrome, Gmail, and Maps.
Configuring wireless and mobile network connections, including Wi-Fi Direct and Hotspot.
Customizing device sounds, vibration patterns, and notification settings.
Adjusting brightness, screen modes, blue light filter, and dark mode.
Setting up screen locks, Smart Lock, and device security measures.
Protecting private content with Secure Folder and managing privacy options.
Configuring location permissions and managing user accounts and backups.
Exploring advanced device functions, device care, and performance optimization.
Managing system settings, language, date/time, accessibility, and software updates.
Accessing device information, legal details, software version, and user manual.
Solutions for common problems like device not turning on or touchscreen issues.
Explains the device's compatibility with hearing aids as per FCC regulations.
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