自您在正在启动Android模拟器"运行窗口中看到的说明特定于通过Android Studio进行更新. Android Studio内部的SDK Manager与独立工具不同.我们添加了新的SDK程序包，其中包括旧的SDK Manager不了解如何处理或更新的程序包，包括新的模拟器.

The instructions you see in the "Starting Android Emulator" run window are specific to updating via Android Studio. The SDK Manager inside of Android Studio is different than the standalone tool. We added new SDK packages that the old SDK Manager does not understand how to process nor update, including the new Emulator.

您有两种更新模拟器的方法:

You have two ways going forward to update the emulator:

1. 使用新的命令行SDK Manager:$ ./sdkmanager --update 阅读更多

在Android Studio中使用新的 SDK管理器

Use the new SDK Manager in Android Studio

基于窗口输出，看起来您的AVD可能很旧，因此您可能需要创建新的AVD或更新其最新功能以及更好的仿真器性能.稳定性.

Based on the window output, it also looks like your AVDs might be old, so you may want to create new AVDs or update for the latest features and better emulator performance & stability.

SDK工具发行说明说它已被弃用: