Black background
If you choose a dark background for your screen, the Pixel Highlight option will automatically turn off, and your battery will last longer, but this feature is not available in all Android phones.
Listen to the book
With the text-to-speech option, you can listen to any article or book on your Android phone; because this option converts the text into voice, go to the settings first, then go to the text-ability to text Turn on the option.
Erase mobile data
Go to Settings, go to Security, select Android Device Manager from the Device Manager option, and click the allow remote lock and erase option from the remotely located device. Now, if your phone is stolen or lost, you can erase all its data through the website and lock your mobile phone.
Guest mode
If you want to give your friend your smartphone for temporary use, the best option is to use guest mode, swipe the phone with two fingers, and touch the user icon that At the top right, a guest icon will now appear. Here you can click on the features and options that others can use; on the other hand, you can also hide your data.
Magnifier
If one’s eyesight is low, then with the screen magnifier option, you can enlarge the text and other objects on your screen; any part of the phone can be magnified; go to the settings option then Use the magnification option there to accessibility and beyond.
Hotspot
You don’t have to buy expensive modems and routers to run different devices; your smartphone can automatically become a Wi-Fi hotspot; go to Settings and Tethering & Portable Hotspot on the portable WLAN hotspot option. Check
Head movement control
Head movements can also control android phones; a free app, Facial Eva facial mouse Android devices, can be easily controlled by head movements.
Game
Android 2.3 Gingerbread has a small game hidden in it, but it isn’t easy to find; go to settings and go to About Phone and About Tablet option, now tap multiple times on Android version, along with a little Marshmallow. (Soft Sweet Gift) will appear, tap on it, and an interesting game will be in front of you.