Galaxy S9 - Presentation of device maintenance (SM-G960W)

Last Update date : Oct 01. 2020

Device maintenance

Keep up with the nuts and bolts of your phone’s performance. Device maintenance provides an overview of the status of your battery, storage, RAM, and security. You can also automatically optimize your phone's system resources.

Screens and settings available may vary depending on your Canadian wireless service provider and your software version.

Quick optimization

The Quick Optimization feature improves the phone's performance through the following actions:

 

     • Identifying apps that use excessive battery power and clearing unneeded items from memory.

 

     • Deleting unnecessary files and closing apps running in the background.

 

     • Scanning for malware.

Use quick optimization

1 From the Home screen, swipe up or down to access the Apps screen.
2 Touch Settings.
3 Touch Device maintenance.
4 Touch OPTIMIZE NOW.
Galaxy S9 - How do I use device maintenance on my Samsung Galaxy S9 (SM-G960W)?
5 Touch DONE when process is complete.
Galaxy S9 - How do I use device maintenance on my Samsung Galaxy S9 (SM-G960W)?

Battery

Battery is your phone’s lifeline. Learn about the various ways you can change battery settings to optimize the battery life.

1 From the Home screen, swipe up or down to access the Apps screen.
2 Touch Settings.
3 Touch Device maintenance.
4 Touch Battery.
Galaxy S9 - How do I use device maintenance on my Samsung Galaxy S9 (SM-G960W)?
5 The following options are available:
Galaxy S9 - How do I use device maintenance on my Samsung Galaxy S9 (SM-G960W)?

• Battery usage: View details of battery usage by item.

• Power saving mode: Extend battery life by selecting a power saving mode. Choose OFFMID, or MAX. Estimated remaining battery life for each mode is provided.

• App power monitor: Put apps to sleep so that they do not use battery power when not in use.

• Unmonitored apps: Select apps to exclude from being put to sleep by the App power monitor.

• More Options > Advanced settings: Configure advanced battery settings.

Performance mode

We all have our go-to apps on our phones. Learn how to enhance your phone’s performance to meet your needs.

1 From the Home screen, swipe up or down to access the Apps screen.
2 Touch Settings.
3 Touch Device maintenance.
4 Touch Performance mode.
Galaxy S9 - How do I use device maintenance on my Samsung Galaxy S9 (SM-G960W)?
5 Choose one of the following options:
Galaxy S9 - How do I use device maintenance on my Samsung Galaxy S9 (SM-G960W)?

• Optimized (recommended): Balance battery life and screen resolution for everyday use.

• Game: Enhance your gaming experience by making games run more smoothly.

• Entertainment: Enjoy music and videos with ultra high quality sound and enhanced images.

• High performance: Experience the highest quality display settings.

Storage

If you are worried about your phone being overloaded with unnecessary data like cached and residual files, it’s about time you clear out your storage. Here’s to happy cleaning.

1 From the Home screen, swipe up or down to access the Apps screen.
2 Touch Settings.
3 Touch Device maintenance.
4 Touch Storage.
Galaxy S9 - How do I use device maintenance on my Samsung Galaxy S9 (SM-G960W)?
5 Touch CLEAN NOW to free up storage space by deleting unnecessary data, such as cached, residual, and advertisement files.
Galaxy S9 - How do I use device maintenance on my Samsung Galaxy S9 (SM-G960W)?

Memory

Is your phone getting glitchy and slow? Learn how to clean up your phone’s memory to improve performance.

1 From the Home screen, swipe up or down to access the Apps screen.
2 Touch Settings.
3 Touch Device maintenance.
4 Touch Memory.
Galaxy S9 - How do I use device maintenance on my Samsung Galaxy S9 (SM-G960W)?
5 Touch CLEAN NOW to free up memory by stopping background apps.
Galaxy S9 - How do I use device maintenance on my Samsung Galaxy S9 (SM-G960W)?

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