Learn how to adjust the touch sensitivity of your Android device's touchscreen.
Steps

Step 1. Open your Android device's settings
This is the little wheel

which is usually found on your home screen or in your apps drawer.

Step 2. Tap Languages & input
This is usually found towards the middle of the menu.

Step 3. Tap Touch Sensitivity
This is located below the Mouse / Touchpad heading. A cursor then appears on the screen.

Step 4. Drag the slider to the right to increase the sensitivity
This allows you to increase the responsiveness of your screen to touch.

Step 5. Drag the slider to the left to lower the sensitivity
This allows you to reduce the speed at which your screen detects your touch.

Step 6. Press OK
Your changes are now saved. If the new speed chosen does not suit you, you can go back to Tactile sensitivity to adjust it.