flash player blocked with some play button in chrome browser.

macOS High Sierra 10.13.4

Chrome 66.0.3359.181

adobe flash player 29.0.0.171

flash player blocked with some play button in chrome browser.

like this.

I almost did everything to remove this block. but I couldn't.

(Use or fix Flash audio & video - Computer - Google Chrome Help ,

https://support.digication.com/hc/en-us/articles/115003963468-Enabling-Flash-for-Google-Chrome-Windows-Macintosh- )

question 1.

is there a way to avoid this block?

question 2.

this play button scrolls by mouse moves.

it looks bug.

like this.

is this chrome browser bug?

or is there any solutions?

thank you.