Settings
RAM
On the Settings screen, tap Device maintenance →RAM.
To speed up your device by reducing the amount of RAM you are using, tick apps from the apps list, and tap CLEAN NOW.
Device security
Check the device’s security status. This feature scans your device for malware.
On the Settings screen, tap Device maintenance →Device security.
Ultra data saving
Monitor and reduce your mobile data usage by preventing background apps from using the mobile data connection. You can also use the data compression feature to compress Internet data, such as images, videos, and webpages, accessed via the mobile network.
•This feature may not be available depending on the region or service provider.
•Some webpages or content may not be available when this feature is activated, depending on the service provider or the mobile network conditions.
On the Settings screen, tap Device maintenance, swipe to the left, tap Ultra data saving, and then tap the switch to activate it.
Activate the Opera Max data 
compression feature to
compress Internet data when using the mobile network.
View the amount of data used and saved for the set monitoring period.
Select apps that are allowed to use the mobile data connection in the background.
You can change the data usage monitoring period. On the Settings screen, tap Connections →Data usage →
→Change cycle.
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