Tutorial: How to fix the Multi-Window Not working

For some odd reason Android firmware 8.0.0 is making some devices mult-window feature set to disabled by default.

If your facing that issue this is what you do.

1.) Open settings

2.) Tap on apps

3.) Tap on three dots on top right corner

4.) tap on show system apps

5.) Look for badge provider app

6.) Tap on it

7.) tap on storage

8.) tap on clear data

This will activate the feature again and function as it should.

Press the recent button or go to settings to see.

NOTE:
Apparently it's a bug. Cause you'll have do this every time you restart the device.

Also may take a few minutes after doing this just after restarting device.