This app is capable of the following:
Timing setting to disable the supportable app overlay,
Task switching of supportable app.

Set-up
Please set up by the following procedure.

1. Turn on the switch on top-right corner in the screen of the "Support Tool".
2. Accessibility screen is opened. Please select the "Support Tool" item from the list.
3. Turn on the switch on the top-right corner.
4. "Use Support Tool?" dialog is displayed. Then choose OK button.

In Android 5.0 or later, an error may occur.
If an error occurs, install the "Alert Window Checker" from below, please stop the app that inhibit the activation.

Alert Window Checker
https://play.google.com/store/apps/details?id=jp.sfapps.alertwindowchecker

Setting Items
・Keyboard
If the keyboard is in use, supportable app overlay is disabled.

・Screen Pinning（Android 5.0 or later）
If the screen is pinned, supportable app overlay is disabled.

・System
If the system screen is detected, supportable app overlay is disabled.
Example: Recent apps screen, Notification screen, etc.

・App
If the specified app is detected, supportable app overlay is disabled.

・Sensor
If the sensor value is in the specified range, supportable app overlay is disabled.

・Task Swiching
The task of supportable app is switched.

About Accessibility
This app uses accessibility.
If you activate the accessibility, please confirm the explanation, agree, and activate it.