iOS

Screen auto lock is a feature that locks the screen of your iOS devices after a set period of time which is both battery-saving and provides privacy and security by preventing unauthorized access to your phone from an unlocked screen.

If you somehow have to disable the feature perhaps temporarily due to lack of full background process support in iOS, you can do it via the Settings app by following these steps;

1. Open Settings by tapping the following icon on the home screen .
   
2. Tap on Display & Brightness.
   
3. Tap on Auto-Lock.
   
4. Choose the preferred timing. Never disables the display auto lock feature completely.
   

iOS on iPhones display basic calculator when in portrait mode..

Rotate your iPhone to landscape mode, and you’ve got yourself a scientific calculator!

Though you might still need to get a full fledged scientific for some advanced options, iPhone‘s scientific calculator should be good enough for most people, most of the time.

You can easily view cellular network data usage in iPhone and iPad (any iOS devices in general). Available data includes total usage and breakdown of your data usage per apps. You can also reset the usage counter if you want to. That’s possible with these simple steps;

1. Launch the Settings app by tapping on the Settings icon on the Home screen or by searching for the app in the Spotlight Search.
   
2. Open Mobile Data.
   
3. View general data usage and breakdowns for each applications.
   
4. Scroll all the way down and tap on Reset Statistics.
   
5. Tap on the Reset Statistics option to confirm your action
   
6. Confirm that cellular data usage statistics has been reset.
   

Safari‘s settings are available via the Settings app. Follow these steps to clear Safari‘s browsing history;

1. Launch the Settings app by tapping on the following icon on the home screen.
   
2. Scroll down and tap on Safari from the list.
   
3. Find and tap on Clear History and Website Data towards the end of the screen.
   
4. Tap on the Clear History and Data to confirm.
   

iOS 11 has native support for screen recording where you no longer have to jailbreak or connect your iOS devices’ to a computer to record.

1. Open Settings by tapping on the following icon on the Home Screen
   
2. Scroll down and tap Control Centre
   
3. Tap on Customise Controls
   
4. Tap on the + icon before the Screen Recording text
5. Screen Recording is now added to the Control Centre item
6. Open Control Centre by swiping up from the bottom of the screen
7. Click on the Screen Recording icon at the bottom of the Control Centre
8. The top bar turns blue to indicate that the screen is being recoreded
9. Tap on the blue bar to stop recording.
10. Tap on Stop to confirm your action
11. Open Photos
12. Go to Videos