
The Samsung Galaxy S8 is a smartphone that was released in 2017. It has several features that allow users to wake up the phone from sleep mode. This includes using the physical power/lock button or double-tapping the on-screen AOD home button. Additionally, the Galaxy S8 has an App power monitor feature that manages the phone's battery life by automatically putting unused apps to sleep. While this feature can be customised or turned off, some users have reported that their screens wake up unintentionally.
Characteristics and Values Table for Waking a Galaxy S8 from Sleep
| Characteristics | Values |
|---|---|
| Phone Model | Galaxy S8, Galaxy S8+ |
| Phone Status | Asleep |
| Wake-up Methods | Double-tap AOD home button, press physical power/lock button |
| Additional Notes | Always On Display mode must be active for double-tap method |
| App Power Monitor | Feature that auto-sleeps apps to save power |
| App Hibernation | Sleeping apps will not update or send notifications |
| App Management | Uninstall, disable, or sleep apps individually or in groups |
| Tablet Issues | May require a full restart to wake up |
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What You'll Learn

Double-tap the AOD home button to wake up the phone
The Always On Display (AOD) is a feature of the Samsung Galaxy S8 that allows you to view useful information at a glance when your phone display is off. This includes the time and notifications. By default, the phone is set to always show the AOD, but you can set a schedule for when it is turned on or off. For example, you can have it on during the day and off at night to save battery.
To access the AOD settings, go to Settings > Lock screen and security > Always On Display. Here, you can also choose to show the Home button in the AOD. Once you have enabled the Home button, you can double-tap it to wake up your phone from sleep mode.
Double-tapping the AOD home button is a convenient way to wake up your phone without having to press any physical buttons. It is also useful if your power button is broken or malfunctioning. In addition, the AOD allows you to view important information without having to turn on the entire display, which can help save battery life.
It is important to note that the AOD does drain the battery, but not significantly. The additional battery drain is estimated to be less than 0.5% per hour. If you leave the AOD on overnight, it may drain about 4-5% of the battery. To minimize battery drain, it is recommended to use dark colours in the AOD screen as they are more power-efficient.
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Use the physical power/lock button
The physical power/lock button is located on the right-hand side of the device, towards the top. To wake your Galaxy S8 from sleep, simply press this button. This will light up the screen and you can swipe to unlock the phone or use the fingerprint sensor. If you have a security pattern or PIN set up, you will be prompted to enter this to unlock the device.
If your phone is not waking up when pressing the power button, try holding down the button for a few seconds. This will restart the device and it should wake up as normal. If this does not work, you may need to plug the device into a power source and then try the above steps again.
If your device is still not waking up, you may need to try a force restart. To do this, press and hold the power button and volume-down button together for at least 10 seconds. The screen should light up and you can release the buttons. The device will then restart and should wake up as normal.
If none of the above steps work, there may be an issue with the power button itself or the device's battery. Try plugging the device into a power source and charging it for at least 30 minutes. If the device still does not wake, you may need to take it to a phone repair shop or contact Samsung support for further assistance.
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Jump to a notification from the AOD screen
If you want to jump to a notification from the AOD screen on your Samsung Galaxy S8, you have a few options. Firstly, you can double-tap the notification on the AOD screen, which will work if you have Smart Lock turned on. If you don't have Smart Lock enabled, you can try the following: Go to Settings, then Display, then Navigation Bar, and toggle "Unlock with Home Button". This will allow you to unlock your phone from the AOD screen and bypass the additional lock screen.
It's worth noting that some users have reported issues with this method, stating that they are still taken to another lock screen even after enabling the "Unlock with Home Button" setting. In these cases, a hard press on the home button might be required to unlock the phone.
Another option to view detailed notifications on the AOD screen is to enable Edge Lighting. This will display a preview of the notification for a few seconds before leaving just the icon to double-tap.
If you're missing notifications on your AOD screen, it might be worth checking your Lock Screen and Security settings. Ensure that you have a lock screen setup, such as a PIN, and that your applications are set to allow notifications. Additionally, if you're using a third-party launcher like Nova, you may need to download Tesla Unread to fix notification issues.
Finally, if you're looking for a way to have notification pop-ups with previews on your AOD screen, you can try a third-party app like "Glimpse Notification" from the Play Store. This app allows you to choose which apps can turn on your screen and display notifications.
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Turn off the App power monitor feature
The App Power Monitor on the Samsung Galaxy S8 is a feature that puts apps to sleep to save power. However, it is not always accurate, as the apps it puts to sleep are often not using any power. It is possible to turn off this feature entirely, or to increase the length of time it takes for the App Power Monitor to kick in.
To turn off the App Power Monitor feature, open the Settings app and tap 'Battery'. From there, scroll down to find a list of your most frequently used apps. Tap 'Put unused apps to sleep' and move the slider to adjust the length of time before apps are automatically put to sleep. You can also sleep these apps individually or in a group by selecting them and tapping the 'SAVE POWER' button.
Apps that are sleeping will appear in the 'SLEEPING APPS' list at the bottom of the screen, which you can tap to expand. At the very bottom of the list, you will find 'Unmonitored apps', which are the apps that have been excluded from the App Power Monitor. Tap the 3-dot menu to add or delete apps from this list.
It is recommended to turn off the App Power Monitor feature, as it has little to no impact on battery life and may interfere with the normal functioning of your device.
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Disable pre-installed apps
The Samsung Galaxy S8 comes with several pre-installed apps, some of which can be uninstalled or disabled. Removing or disabling unused apps can help free up storage space, improve battery life, and enhance the overall performance of your device. Here's a step-by-step guide on how to disable pre-installed apps on your Galaxy S8:
Finding the App:
- From your home screen, swipe up to access the app drawer.
- Locate the pre-installed app that you want to disable. You can identify these by looking for the Samsung or carrier logo next to the app name.
Disabling the App:
- Press and hold the app icon until a quick action menu appears.
- Tap on "Disable" from the menu options.
- Read through the disclaimer that appears and then tap "Disable" again to confirm your choice.
It's important to note that not all pre-installed apps can be uninstalled or disabled. Certain apps, such as Messages, Samsung Pay, or Reminders, are integral to the OneUI experience and can only be moved to a different folder or hidden from view. Additionally, some apps may have dependencies on others, so disabling one app may affect the functionality of another. Always read through any disclaimers or warnings before confirming the disablement of an app.
If you cannot disable an app through the quick action menu, there is an alternative method:
- Go to your device "Settings".
- Navigate to "Apps" or "Apps and Notifications".
- Find the pre-installed app you want to disable from the list.
- Tap on the app to open its App Info page.
- If the app can be disabled, you will see an option for "Disable". Tap on it and confirm your choice.
By following these steps, you can disable pre-installed apps on your Galaxy S8, helping to streamline your device and improve its overall performance.
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Frequently asked questions
There are multiple ways to wake up the Galaxy S8 from sleep. You can use the physical power/lock button or double-tap the on-screen AOD home button.
AOD stands for Always On Display. The Always On Display is a useful tool that allows Galaxy phone users to get information even when their phone is locked.
Double-tap the AOD home button to wake up the phone. This method only works when the Always On Display mode is active.
You can turn off the App power monitor feature or increase the time it takes for it to kick in. You can also turn off the auto-sleep feature or adjust the time before apps are put to sleep.
You can sleep apps individually by selecting them and tapping the SAVE POWER button.











































