Here are the List of few things that you can make changes to your smartphone.

1. Uninstall Un-used Applications:

Smartphones by different manufacturers, aside from Google and people that come under the purview of the Android One program, accompany some pre-installed bloatware including apps that perhaps you'll never use. Removing such apps frees up space for storing and ensures that your phone can run smoothly after several months of use. a number of these pre-installed apps are often uninstalled while others can only be disabled.

To track down such apps, attend the Settings menu and choose Apps from the list of options. From the list of apps installed, choose those that you simply will probably never use or have used rarely and obtain obviate them, either by uninstalling the apps or by simply disabling them. this is often a manual process but is that the most effective way of removing unwanted apps from your smartphone.

2. Use Minimal Widgets on your device:

Widgets are a tremendous feature of the Android OS that allow you to ascertain and interact with apps on your homescreen without having to truly launch the app. If you wish to heavily customize your phone with live wallpapers, widgets and have tons of elements spread across multiple home screens, your phone might be susceptible to slowing down. To overcome this issue, make sure that your home screen has minimal widgets and it’s recommended that only essential applications shortcuts are placed in it. consumption widgets in conjunction with live wallpaper also can cause lags when multitasking so we recommend you to form minimal use of those features if possible.

3. Disable your Internet/Wifi/Bluetooth When not in use:

Internet or Wifi or Bluetooth, these are the most battery consumption application in our device. When these are in on continuous background monitoring will be happen every time. With auto on of these option in your smartphone will consume most of the battery life. Also you may not be secure in some cases. When you turn off these options, you will be secure and also it may speed up your device.

4. Disable Animational Home Screen Wall Papers:

If you think that your smartphone struck continuously between transitions, you'll prefer to disable animations throughout the phone. this may remove all types of animations between different actions and you'll have a relatively faster experience while using the phone. 

To disable animations, attend the Settings menu and tap About Phone. Here, tap the Build number seven times and this may enable Developer Options within the Settings. return and choose Developers Options from the list. Now, scroll right down to the drawing category and tap on the Windows animation scale which is about at 1x by default. within the pop-up selection, choose Animation off and you’re good to travel .

5. Free up your Space:

One of the first reasons your smartphone has bogged down might be due to the shortage of space for storing . to the present end, Files by Google app from the Play Store can assist you release space easily by clearing cache data, duplicate files, leftover folders and temporary data so as to release space for storing on your phone. The app also can be wont to monitor the files stored on the phone and you'll prefer to remove unwanted files from the Files app itself. 

Most smartphones lately come preloaded with a “Cleaner” app that automatically monitors your storage and recommends cleaning to get rid of the cache memory.

6. Turn Off Auto Update in Background: 

Third Party Applications that we install in our device or the direct application that comes from android or google will have updates regularly. To make secure from vulnerabilities you should be an application that was up-to-date. But keeping Auto Update of application in background may slow down your device. It is advised to turn off Auto Update in background and update your applications manually in regular times.

7. Turn Off your Auto Synchronize Option

Most of the people in their smartphones will have auto synchronize option in on in their setting by default. This is by default which is given by the android to make your data or information safe from not to lose. But this may have a continues monitoring of your device in background running. Which may decrease your battery life in long run. But, there is an option that you can can restrict and look what applications actually need to be auto synchronized within the background. By going to the settings application, you can choose this option