[BUG] DialogView hardware back button

[angelru]

Description

When I press the button on the back of the phone, the dialog closes but I can't open it again,

Platforms

Android

Basic Information

• Xamarin.Forms: 4.7
• Affected Devices: Xiaomi mi6

[muak]

@angelru Thank you for your report.

I fixed this issue. Please wait for the next release.