Device Care - Samsung Galaxy A21 SC-42A Instruction Manual

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Device care

Set confirmation of maintenance status, battery mode, storage,
memory and device security.
1
From the Home screen,
• Display maintenance status of the terminal. Perform further
optimization, tap "Optimize now", etc.
2
Select the item and set
Item
Battery
Storage
Memory
Security
Information
• Tap
→ "Advanced" → "Auto optimization" on Device care screen to
set whether or not to optimize the terminal once a day.
Battery
Display battery usage data, battery level, settings related to power mode,
usage for each application, etc.
1
From the Home screen,
"Battery"
Item
Estimated battery
Display the estimated battery life when not charging.
life
*
Time until fully
Display the estimated time until the battery is fully
charged
*
charged when charging. However, the estimated
time until fully charged may not be displayed if
charging in a low or high temperature environment.
Display the percentage of battery power remaining.
Battery power
remaining
*
→ "Settings" → "Device care"
Description
→ P.116
→ P.116
→ P.117
→ P.117
→ "Settings" → "Device care" →
Description
Item
Battery usage
You can see battery usage and check to see which
apps are consuming battery power. You can also
optimize battery usage of each app.
• To change the settings of battery usage
optimization, from the home screen, tap
"Settings" → "Apps" → select the app → tap
"Battery" → "Optimize battery usage" → "Apps not
optimized" → "All" to select apps to change the
settings.
Power mode
Select power mode from "Optimized", "Medium power
saving", "Maximum power saving".
• Turning on "Adaptive power saving" enables you to
set whether to save battery power based on your
use patterns.
App power
Restrict the battery usage amount of apps that
management
are not frequently used, or configure whether to
set apps that have not been used for a while to the
sleep status.
Charging
Set whether to conduct Fast charging by a cable
connection. Set whether to synchronize with Email
server.
* Depending on settings or operations on the terminal displayed Items
may differ.
Information
• Depending on the mode of power mode to be set, notifications for
some apps may not be displayed.
Storage
You can check memory space of the terminal or microSD card or format
microSD card.
1
From the Home screen,
"Storage"
• Free space of storage, etc. is displayed.
• Tap "SD card" to check the free space of SD card, etc.
116
Description
→ "Settings" → "Device care" →
Settings

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