- 在窗口内部运行

- 设置成独立窗口
Android Studio->Settings或Preferences->Tools->Emulator->取消勾选Launch in the Running Devices tool window --->点击右下角的OK按钮 ---> 重启Android Studio

- 再次启动模拟器

Android Studio->Settings或Preferences->Tools->Emulator->取消勾选Launch in the Running Devices tool window --->点击右下角的OK按钮 ---> 重启Android Studio