Visual Studio for Mac android monitor's problem

Question

Hi guys,
i'm start to learn xamarin,
but i got a problem and i can't solve it,
when i open android's monitor i got:

CheckForInstalledJavaRuntimes: Please visit http://www.java.com for information on installing java

i've already. check my jdk version and it is 1.8.0_281,
and microsoft's jdk is 1.8.0-25

my mac system is BigSur
thanks.

update:
I solve this problem by this
https://stackoverflow.com/questions/44009058/even-though-jre-8-is-installed-on-my-mac-no-java-runtime-present-requesting-t
at 10F
hope someone can solve this problem by this