1. Uninstall suspicious apps

Applications that are not downloaded from your phone’s default app store commonly contain viruses that affects your device’s performance. 

2. Multitasking

While surfing internet don’t run multiple tabs or perform multiple tasks because it slows down processor and consumes lot of RAM.

Avoid running multiple apps If you are using a low-end smartphone, try not to run multiple apps at the same time.

3. Shut Down Your Mobile Phone

Shutting down your phone every once in a while is a good idea because it will completely refresh the memory of phone.

4. Delete Unnecessary Apps

Spot a few apps that you had installed once upon a time but you no longer require them. Uninstall such apps immediately.