Optimize Performance on Samsung Galaxy S8

Edited by Jay

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Samsung's flagship Galaxy S8 is an impressive mobile device that ships with the industries latest hardware and software. Getting the most out of the Galaxy S8's performance is all about maintaining various aspects of the phone, such as; customizing battery usage, choosing a specific performance mode, cleaning memory and storage, and managing device security.

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Performing device maintenance on the S8 is easy and can be done automatically with a few taps, or, you can manage each section individually for additional customization.

The following steps were completed on a Samsung Galaxy S8 running Android Nougat.

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Optimize Galaxy S8 Automatically

  1. 1
    From the home screen, swipe up or down to access the app drawer.
    Manage.Device.Maintenance.on.Galaxy.S8-01.png
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  2. 2
    Once inside your app drawer, locate and tap "Settings".
    Manage.Device.Maintenance.on.Galaxy.S8-02.png
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  3. 3
    On the settings screen, tap "Device maintenance".
    Manage.Device.Maintenance.on.Galaxy.S8-03.png
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  4. 4
    When the screen loads it will begin to check the device for areas to optimize
    .
    Once the check is completed, tap "OPTIMIZE NOW".
    Manage.Device.Maintenance.on.Galaxy.S8-04.png
    If your phone is fully optimized, it will display 100%.
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  5. 5
    If your device is not completely optimized, it will begin going through each section
    .
    Once completed, tap "DONE".
    Manage.Device.Maintenance.on.Galaxy.S8-05.png
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  6. 6
    To add a shortcut to your home screen, tap the three-dot menu in the top-right corner, followed by "Add shortcut on home screen".
    Manage.Device.Maintenance.on.Galaxy.S8-06.png
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Battery Optimization

  1. 1
    While on the Device maintenance screen, tap "Battery" to manage how and which apps use power.
    Manage.Device.Maintenance.on.Galaxy.S8-07.png
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  2. 2
    On the battery screen there are several options to go through
    .
    To get started, tap "Battery Usage".
    Manage.Device.Maintenance.on.Galaxy.S8-08.png
    Here you will see a breakdown of your battery usage since the phone was last charged, as well as a list of apps with specifics on their power usage.
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  3. 3
    To view specific use details for a particular app or function, tap the app from the list.
    Manage.Device.Maintenance.on.Galaxy.S8-09.png
    On the Use details screen, you'll see some information on the app's/function's power usage.
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  4. 4
    Back on the Battery usage screen, tap the three-dot menu in the upper-left corner to access both "Refresh" and "Optimize battery usage".
    Manage.Device.Maintenance.on.Galaxy.S8-10.png
    Tap Refresh to reload the usage statistics and tap Optimize battery usage to enable which apps get optimized.
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  5. 5
    On the Optimize battery usage screen, you have the option of viewing all apps (optimized or no) by tapping the little drop-down triangle.
    Manage.Device.Maintenance.on.Galaxy.S8-11.png
    To enable/disable an app's battery optimization, tap the toggle switch next to it.
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  6. 6
    On the main Battery screen you also have the option to set one of two preset power saving modes, mid or max
    .
    Once one of the options is tapped, you'll be met with a screen that displays all the various options available for that preset.
    Manage.Device.Maintenance.on.Galaxy.S8-12.png
    Tap "Apply" if you're happy with the default settings. To customize those settings, tap "CUSTOMIZE" in the upper-right corner.
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  7. 7
    Now you have the option to edit certain settings for the selected power saving modes, such as; Decrease brightness, Screen resolution, CPU Speed limiter, Background network usage, and Always on display.
    Manage.Device.Maintenance.on.Galaxy.S8-13.png
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  8. 8
    Back to the main Battery screen you can reduce the stress on your battery by tapping "SAVE POWER"
    .
    As long as the app is selected, the device will no longer allow it to use battery power when the app is sitting idle.
    Manage.Device.Maintenance.on.Galaxy.S8-14.png
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  9. 9
    To choose the apps that will never go into sleep mode, tap "Unmonitored apps".
    Manage.Device.Maintenance.on.Galaxy.S8-15.png
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  10. 10
    On the UNMONITORED APPS screen you can add apps by either tapping the "Add apps" button or, by tapping the three-dot menu in the top right corner.
    Manage.Device.Maintenance.on.Galaxy.S8-16.png
    To remove apps from the unmonitored list, tap the three-dot menu, followed by "Delete apps".
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  11. 11
    From the main battery screen you can also choose which apps will be put to sleep automatically by tapping "Always sleeping apps".
    Manage.Device.Maintenance.on.Galaxy.S8-17.png
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  12. 12
    On the ALWAYS SLEEPING APPS screen you can add apps by tapping the "Add apps" button or, by tapping the three-dot menu in the upper right corner.
    Manage.Device.Maintenance.on.Galaxy.S8-18.png
    Although our example has no added apps, you can remove any by tapping the three-dot menu in the top right corner, followed by "Delete apps".
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Performance Mode and Storage

  1. 1
    From the main DEVICE MAINTENANCE screen, tap "Performance mode" to access the available presets, as well as edit settings.
    Manage.Device.Maintenance.on.Galaxy.S8-19.png
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  2. 2
    On the PERFORMANCE MODE screen there are four options; Optimized, Game, Entertainment, and High performance.
    Manage.Device.Maintenance.on.Galaxy.S8-19A.png
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  3. 3
    From the PERFORMANCE MODE screen you can also edit the settings for each of the presets by tapping "SETTINGS".
    Manage.Device.Maintenance.on.Galaxy.S8-20.png
    Depending on which performance mode is enabled, there will be different settings that can be edited.
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  4. 4
    Back on the DEVICE MAINTENANCE screen, tap "Storage" to clean up space and to manage your device's storage settings.
    Manage.Device.Maintenance.on.Galaxy.S8-21.png
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  5. 5
    Once on the STORAGE screen your device will begin scanning for areas to save on space
    .
    Once the scan is completed, tap "CLEAN NOW".
    Manage.Device.Maintenance.on.Galaxy.S8-21A.png
    'Please remember to back up any files before cleaning up your storage.'
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  6. 6
    Now the device will go through and remove files taking up space
    .
    Once finished, the screen will display how much data was removed, and how much additional space you have.
    Manage.Device.Maintenance.on.Galaxy.S8-22.png
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  7. 7
    To access storage settings, tap the three-dot menu in the upper right corner, then tap "Storage settings".
    Manage.Device.Maintenance.on.Galaxy.S8-23.png
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  8. 8
    Here on INTERNAL STORAGE" you will see various bits of data about your device's storage, such as Total and Available space, System memory, Used space, Other, Cached data, and Explore.
    Manage.Device.Maintenance.on.Galaxy.S8-24.png
    The bottom four options (not greyed out) can be tapped and viewed for additional and specific information, such as; how much space specific apps are taking up, clearing cached app data, and explore to view all the files saved in your device's internal storage.
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Memory

  1. 1
    From the DEVICE MAINTENANCE screen, tap "Memory" to free up memory being used by apps running in the background.
    Manage.Device.Maintenance.on.Galaxy.S8-26.png
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  2. 2
    Once on the MEMORY screen, your device will begin scanning for background apps that can be stopped to free up memory
    .
    After the scan is complete, tap "CLEAN NOW" to clear out some device memory.
    Manage.Device.Maintenance.on.Galaxy.S8-26A.png
    Tap "VIEW MORE" to see how much memory can be saved from each app.
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  3. 3
    Your device will now begin to free up memory
    .
    Once it's finished, you will see how much memory was cleared.
    Manage.Device.Maintenance.on.Galaxy.S8-27.png
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Device Security

  1. 1
    Back on the DEVICE MAINTENANCE screen, tap "Device security".
    Manage.Device.Maintenance.on.Galaxy.S8-28.png
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  2. 2
    On the DEVICE SECURITY screen, tap "SCAN PHONE".
    Manage.Device.Maintenance.on.Galaxy.S8-29.png
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  3. 3
    Your device will now begin to scan for any threats
    .
    Once the scan is complete, you will see either; "No threats detected", or if something is found, it will display both what it is, and how to remove it.
    Manage.Device.Maintenance.on.Galaxy.S8-30.png
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  4. 4
    From the DEVICE SECURITY screen, tap "SETTINGS" under the "Enhance your privacy" section.
    Manage.Device.Maintenance.on.Galaxy.S8-31.png
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  5. 5
    Here you can make secure versions of your apps that only you can access
    .
    Tap "START", then on the next screen tap the little arrow to proceed.
    Manage.Device.Maintenance.on.Galaxy.S8-32.png
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  6. 6
    On the following screen, sign in to your Samsung account to continue
    .
    Tap "CONFIRM" to proceed to edit the security settings.
    Manage.Device.Maintenance.on.Galaxy.S8-33.png
    Due to security issues, screenshots could not be taken beyond this point. Follow the on-screen instructions to secure your apps.
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  7. 7
    Back on the DEVICE SECURITY screen under the "Ultimate protection for your mobile life" section, tap the "TAP HERE TO SEE" button.
    Manage.Device.Maintenance.on.Galaxy.S8-34.png
    You will now be redirected to the mobile McAffee homepage, with an optional free trial offer to protect multiple devices.
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If you have problems with any of the steps in this article, please ask a question for more help, or post in the comments section below.

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Categories : Use Samsung Galaxy S8

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