do these steps: at first make a new maui project on visual studio then click on "Android Device Manager" then select an android version and click on create then chack the "Output" the link of file that will download is there download the file manually and put it in the AppData\Local\Temp\xamarin-android-sdk then come back to visual studio and again click on android device manager and select that android version that you selected and it automatically unzipp the file