Samsung Mobile₁⁽³⁸⁾ Phones₂⁽⁴⁴⁾ Galaxy S Galaxy S4 Unlocked

Power Saving Mode

Samsung Galaxy S4

Unlocked SCH-I545ZWALRA SCH-I545ZKALRA

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Power Saving Mode

Conserve battery power by automatically adjusting the screen brightness, limiting the performance of the CPU, and other power reduction activities.

Ultra power saving mode saves even more battery power by using a grayscale theme on the Home screen and limiting the number of usable apps.

1.From a Home screen, tap Apps > Settings > MY DEVICE tab.

2.Tap Power saving mode.

3.Tap ON/OFF to turn the feature on.

4.Tap the following options to select them and conserve power:•CPU performance: Limit the maximum performance of the CPU.•Screen output: Lower the screen power level.•Turn off haptic feedback: Turn off vibration when you tap or touch the screen.

5.Tap Learn about power saving to learn about various ways to conserve battery power.

Tip: Tap Menu > Help to display more information about conserving power.

Settings	100	Power Saving Mode

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Power Saving Mode - Samsung Galaxy S4 SCH-I545ZWALRA SCH-I545ZKALRA

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 Online Legal Information Table of Contents Navigation, Motions, and Gestures Make and Answer Calls Language and Input Settings Application Manager Getting Started Front View Earpiece Light (RGB) sensor Status light Volume key Proximity and light sensors Front camera Power/Lock key Infrared transmitter Flash Speaker USB charger Accessory port This section helps you to assemble your device Remove the Back Cover Install the SIM Card Install a Memory Card Install the Battery Replace the Back Cover Charge the Battery When to Charge the Battery Set Up Your Device Turn Your Device On or Off Turn the Device On Turn the Device Off Configure your Phone Secure Your Device Lock the Device Google Account Samsung Account Set Up and Access Voice Mail Set Up Your Voice Mail Access Your Voice Mail Access Your Voice Mail From Another Phone Know Your Device Home Screen Notification icons Widget Home screen indicator App shortcuts Status icons Add a Shortcut to a Home Screen Remove a Shortcut Widgets Add a Widget to a Home Screen Remove a Widget Add a Folder to a Home Screen Use Folders Change the Wallpaper Status Bar Status Icons Notification Icons Navigation, Motions, and Gestures Touchscreen Navigation Tap Touch and Hold Swipe or Slide Drag Pinch and Spread Quick settings Adjust screen brightness Tap a notification to launch its app or view it View the Notification Panel Settings Multi Window tray Tray controls Window controls Multi-taskby using multiple applications at the same time Activate Multi Window Control Buttons Customize Multi Window Create a Window Group Change the Order of Apps in the Multi Window Tray Predictive text Options key Special Keys Predictive Text Configure the Samsung Keyboard Configure Google Voice Typing Use Swype Enable Swype Configure Swype Calling Make telephone calls using a variety of calling features and services Make a Call Quickly Dial a Number from Your Contact List Dial a Recent Number Answer or Reject a Call End a Call Adjust the Call Volume Listen with the Speaker or Bluetooth Headset Personalize the Call Sound Setting Place a New Call While on a Call Save a Recent Call to Your Contacts List Delete a Call from the Call Log Add a Call to the Reject List Use Speed Dial to Make a Call Make an Emergency Call Make an Emergency Call without a SIM Card Make an Emergency Call with a SIM Card Call Settings Applications Apps Screen Access Applications Download and Install New Apps Uninstall or Disable Apps View Disabled Apps Organize Your Apps Change the Order Apps Are Listed Use Folders to Organize Apps Hide or Show Apps Hide Apps from View Show Hidden Apps Apps Screen Options Google Applications Enjoy these applications from Google Chrome Drive Google Now Google Settings Google+ Hangouts Maps Photos Play Books Play Games Play Movies & TV Downloads Dropbox Flipboard Help KNOX The Calculator provides basic and advanced arithmetic functions Basic Operation Additional Functions Scientific Calculator Calendar Manage your events and tasks Create an Event or Task Delete an Event or Task Share Events Calendar Settings Camera settings Dual Camera Switch between the front and rear cameras View pictures and videos in the Gallery Use your device’s camera and camcorder to take pictures and record videos Take Pictures Shooting Mode Dual Camera Mode Camera and Video 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 Desk Clock Contacts Manage Contacts Find a Contact Add a Contact Edit a Contact Share a Name Card Link Contacts Unlink Contacts Delete Contacts Favorites Create a Shortcut to a Favorite Groups Create a Group Rename a Group Add Contacts to a Group Delete a Group Contacts Settings Email Configure Email Accounts Refresh Your Email Account Manage Your Email Accounts Delete Email Accounts Email Settings Gallery View, edit, and manage pictures and videos View Images and Videos Zoom In or Out Play Videos Trim Segments of a Video Edit Images Share Images and Videos Tag Buddy Face Tags Delete Images and Videos Gallery Settings Group Play Share documents, photos, or music in real-timewith other connected friends Internet Access the Internet with a fully-featuredweb browser Access the Internet Command Keys View a Web Site Browser Tabs Share Pages Incognito Tabs Internet Settings Messaging Types of Messages Create and Send Messages View New Messages Delete Messages Message Search Messaging Settings Emergency Alerts Music Player Stream the song to another device Mark as favorite Playback position Shuffle songs Elapsed playing time Shortcuts View Files in My Files: My Files Options Group Options File Options S Health Before You Start Exercising When in Doubt — Check It Out S Memo S Voice Use S Voice S Voice Settings Samsung Apps / Galaxy Apps Samsung Link Video Player Video file name Change screen ratio Rewind video or go to previous video Change player Length of video Record voice memos and notes Create a Voice Recording Manage Recordings Voicer Recorder Settings WatchON Set Up WatchON Configure Your Device as a Remote Settings How to Use Settings Categories of Settings Wi-FiSettings Turn Wi-FiOn or Off Scan and Connect to a Wi-FiNetwork Manually Connect to a Wi-FiNetwork Wi-FiOptions Wi-FiStatus Indicators Wi-FiDirect Wi-FiDirect Status Indicator Bluetooth Turn Bluetooth On or Off Change Your Device’s Name Make Your Device Visible to Other Bluetooth Devices Scan for Bluetooth Devices Pair Bluetooth Devices Delete a Paired Device (Unpair) Review Files Received via Bluetooth Bluetooth Status Indicators Data Usage Monitor your mobile data usage Airplane Mode Default Messaging App Printing Mobile Networks Control your device’s access to networks and mobile data service Mobile Hotspot Turn Mobile Hotspot On or Off Connect a Device to Your Mobile Hotspot Allowed Devices List Configure Mobile Hotspot Settings Change the Mobile Hotspot Password Turn Off Mobile Hotspot Automatically Use Tethering to Connect Your Phone to a Computer Help Virtual Private Networks (VPNs) You can set up and configure Virtual Private Networks on your device Add a VPN Connect to a VPN Edit or Delete a VPN Share Files with NFC Android Beam Tap and Pay S Beam Nearby Devices Screen Mirroring Share your device’s screen with another device Lock Screen Set a Screen Lock Show or Hide Sensitive Notification Content Swipe Only Pattern Only All Screen Locks Display Settings Wallpaper Settings Recommended Apps Multi Window Settings Screen Mode Reading Mode Brightness Screen Timeout Daydream (Screen Saver) Font Style and Size Touch Key Light Duration Show Battery Percentage Auto Adjust Screen Tone Increase the Touch Sensitivity of the Screen LED Indicator Sounds and Notifications Adjust the Volume Sound Mode Vibration Intensity Vibrate When Ringing Notification Ringtone Ringtones Vibrations Other Sounds Do Not Disturb Notifications on Lock Screen Application Notifications Notification Access More Sound Settings Easy Mode Call Settings Configure the various settings used to make and receive calls Call Rejection Rejection Messages Answer and End Calls Turn Off Screen During Calls Call Alerts Call Accessories More Settings Ringtones and Keypad Tones Personalize Call Sound Noise Reduction Increase Volume in Pocket Voicemail Settings Alert Sound Other Call Settings Hands-FreeMode When enabled, incoming calls and new notifications will be read aloud Power Saving Mode Accessories Accessibility Dexterity and interaction Press and hold delay: Select a time interval for this action More settings Services Configure your device’s language and input settings Set Your Default Language Select Your Default Keyboard or Input Method Samsung Keyboard Settings Swype Keyboard Settings Google Voice Typing Settings Voice Input Text-To-SpeechOptions Mouse/Trackpad Settings Motions and Gestures Motions and Gestures Smart Screen Air View Voice Control Set up voice commands to control your device Accounts Add an Account Synchronize Accounts Account Settings Delete an Account Cloud Back up your personal data using your Samsung Account or Dropbox Use Your Samsung Account Use Your Dropbox Account Backup and Reset Backup and Restore Factory Data Reset Location Settings Locating Method Recent Location Requests Location Services Location Sources Security Secure your device and protect your data with Security settings Device Administration Encryption Find My Mobile SIM Card Lock Passwords Security Update Service Credential Storage Advanced Security Settings Memory Usage Downloaded SD Card Running Services Turned Off Default Applications Battery View how battery power is used for device activities Battery Chart Apps and OS Usage Storage Device Memory Install a Memory Card Mount a Memory Card Unmount a Memory Card Remove a Memory Card Format a Memory Card Date and Time Settings About Your Device Software Updates