If you feel upset to turn on flashlight to shine the way, or do something in the dark, but it tooks many operations to turn on flashlight.
You want to use a flashlight on the lock screen without entering a password or fingerprint to unlock. "TapTap Screenshot" app will solve the problem entirely.

Turn on flashlight very easily by double tap to back panel.
Use at any time: in the app, home screen and just like lock screen.
Just an easy operation, double tap to back panel to turn on Screenshot will light immediately.

We request Accessibility Permission only to perform some double tap gesture like Screenshot gestures functionality for take screenshot by double tap on your device back.
Accessibility is Pre-disable on this app but when you activate Screenshot gesture or any gestures that required Accessibility permission. It will prompt to enable Accessibility Permission in notification.
If accessibility permission is not required for you, You can deactivate accessibility permission by going to accessibility settings.

Application features:
- Turn on/off TapTap Screenshot right on your home screen or lock screen.
- Simple interface easy to use.
- Save battery and memory optimization.

Manual application "TapTap Screenshot"
Step 1: Open the application.
Step 2: Enable Accessibility Services
Step 3: Enable Battery Optimization
Step 4: Done

Change TapTap Screenshot Settings according to your requirement.

If you feel satisfied with the app, please rate 5 * to support us.