Samsung Mobile₁⁽³⁸⁾ Tablets₁⁽⁷⁴⁾ Galaxy Tabs₁⁽⁷⁹⁾ Galaxy Tab A 7.0 Wi-Fi

Battery, View how battery power is used for device activities

Samsung Galaxy Tab A 7.0

Wi-Fi SM-T280NZWAXAR SM-T280NZKAXAR

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Battery

View how battery power is used for device activities.

1.From a Home screen, tap Apps > Settings.2.Tap Battery for options:

•Power saving mode: Save battery power by limiting your device’s performance, limiting vibration feedback, and restricting location services and most background data.

•Ultra power saving mode: Save battery power by using a minimal Home screen layout and limiting the number of usable apps.

•Display battery percentage: Display the battery charge percentage next to the battery icon on the Status bar.

•Past and predicted usage: View estimated usage time remaining based on your usage over the last 7 days.

•Usage since last fully charged: Tap an item to view details of its battery usage.

3.Tap Refresh to update the listing.

Settings	77	Battery

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Battery, View how battery power is used for device activities - Samsung

Contents

Please read this manual before operating your device and keep it for future reference Legal Notices Intellectual Property Open Source Software Disclaimer of Warranties; Exclusion of Liability Modification of Software Samsung KNOX Samsung Electronics America (SEA), Inc Do you have questions about your Samsung Mobile Device Legal Information Table of Contents Applications Camera and Video Settings How to Use Settings Airplane Mode Getting Started Front View USB charger Accessory port Recent Home key Front camera Speaker Power key Volume key Microphone Headset jack This section helps you to assemble your device Install an Optional Memory Card Charge the Battery When to Charge the Battery Set Up Your Device Turn Your Device On or Off Secure Your Device Turn the Device On Turn the Device Off Initial Set Up Lock the Device Unlock the Device Enable Factory Reset Protection Disable Factory Reset Protection Know Your Device Home Screen The Home screen is the starting point for using your device Notification icons Widget App shortcuts Home screen indicator Primary app shortcuts Status icons Status bar App folder Add a Widget to a Home Screen Remove a Widget App Shortcuts Add a Shortcut to a Home Screen Remove a Shortcut Folders Create a Folder Remove a Folder from a Home Screen Status Icons Notification Icons Navigation Learn the basics for how to navigate through your device Touchscreen Navigation Tap Touch and Hold Swipe Drag Pinch and Spread Common Options Quick settings Screen brightness Edit User Notification card Clear notifications View the Notification Panel Quick Settings Multi Window Multitask by using multiple applications at the same time Activate Multi Window Window controls Window Controls Controls Enter Text Text can be entered using a keyboard or by speaking Use the Samsung Keyboard Options Special Keys Predictive Text Configure the Samsung Keyboard Use Google Voice Typing Delete text Configure Google Voice Typing Applications Apps List Access Apps Download and Install New Apps Uninstall or Disable Apps Organize Your Apps Use Folders to Organize Apps Add a Folder to a Home Screen Enjoy these apps from Google Chrome Drive Gmail Google Now Google Settings Hangouts Maps Photos Play Movies & TV Play Music Play Store Voice Search Hancom Office Viewer Kids Mode Radio Smart Manager Calculator The Calculator provides basic and advanced arithmetic functions Basic Operation Additional Functions Calendar Manage your events and tasks Calendar View Create an Event Share an Event Delete an Event Delete a Task Calendar Settings Take pictures and record videos with the Camera app Quick settings Camera settings Gallery Record video Take a picture Take Pictures Shooting Mode Camera Settings Clock The Clock app offers features for keeping track of time and setting alarms Alarm Create an Alarm Delete an Alarm World Clock Stopwatch Timer Contacts Manage Contacts Find a Contact Add a Contact Edit a Contact Share a Contact Link Contacts Unlink Contacts Delete Contacts Favorites Create a Group Rename a Group Add Contacts to a Group Send an Email to a Group Delete a Group Use the Email app to view and manage all your email accounts in one app Configure Email Accounts View Multiple Email Accounts Manage Your Inbox Create and Send an Email Remove Email Accounts Email Settings Galaxy Apps Galaxy Essentials Gallery View, edit, and manage pictures and videos View Images and Videos Zoom In or Out Play Videos Edit Images Share Images and Videos Delete Images and Videos Internet Access the Internet with a fully featured web browser Access the Internet Save and Open Bookmarks Saved Pages View History Share Pages Secret Mode Internet Settings Use Memo to write and save notes on your device Compose a Memo Edit Memos Browse Memos Memo Options File Groups My Files Options Video Play and manage videos stored on your device File name Playback position Elapsed time Move controls left Screen ratio Access the Video Player Change the Video Screen Size Settings How to Use Settings Access Settings Categories of Settings Search for Settings Airplane Mode Enable Airplane Mode Wi-Fi Turn Wi-FiOn or Off Wi-FiStatus Indicators Wi-FiNetworks Manually Connect to a Wi-FiNetwork Wi-FiOptions Wi-FiDirect Wi-FiDirect Status Indicator Bluetooth Turn Bluetooth On or Off Bluetooth Status Indicator Scan for Bluetooth Devices Pair Bluetooth Devices Rename a Paired Device Delete a Paired Device (Unpair) Data Usage More Connection Settings Printing Virtual Private Networks (VPN) Add a VPN Connect to a VPN Edit or Delete a VPN Sounds and Notifications Change the Sound Mode Adjust the Volume Change the Notification Sound Set Notification Sounds for Samsung Applications System Sounds Allow Exceptions Scheduling Display Adjust the Screen Brightness Outdoor Mode Change the Font Size and Style Set the Screen Timeout Select a Screen Mode Daydream Manage settings for applications on your device Application Manager Memory Usage Downloaded SD Card Running Services Default Applications Users Share this tablet with multiple people by creating User accounts Change User Account Nicknames and Photo IDs Wallpaper Change the look of the Home and Lock screens with wallpaper You can display a favorite picture or choose from preloaded wallpapers Set a Screen Lock Find My Mobile Unknown Sources Other Security Settings Encrypt Device Encrypt External SD Card View Passwords Security Update Service Device Administration Credential Storage Advanced Security Settings Privacy Location Locating Method Recent Location Requests Location Services Accessibility More settings Single tap mode: Tap to stop/snooze alarms and calendar events Services TalkBack: When Talkback is on, your device provides spoken feedback Switch Access: Control your device using configurable key combinations Add an Account Synchronize Accounts Account Settings Remove an Account Auto Restart Factory Data Reset Before resetting your device: 2.Log in to your Google Account and confirm your user name and password To reset your device: 1.From a Home screen, tap Apps Settings Configure your device’s language and input settings Language Default Keyboard Samsung Keyboard Google Voice Typing Voice Input Text-to-SpeechOptions Pointer Speed Battery View how battery power is used for device activities Storage Device Memory Memory Card (SD Card) Mount a Memory Card Remove a Memory Card Format a Memory Card Date and Time User Manual View the User Manual for your device online About Device