IDEA's first Android project

1. JDK and SDK installation and configuration

JDK installation omitted. IDEA has done JAVA projects based on the main.
SDK download link:
https://www.androiddevtools.cn/

SDK installed or unzipped

Double click SDK Manager.exe

Fill in the content below

mirrors.neusoft.edu.cn

80

Select install

Click on Install xx packages...

Then click Install

Configure environment variables

cmd port to check whether the installation is successful.

adb version

Add SDK to IDEA configuration

After confirming the selected path, click Apply OK.

2. Install SDK through IDEA itself

Select New Project Android and
click on the only button to install. After selecting the path, the next step will start to download and install. Finish
after installation

Install other versions as shown below:

3. Build and run the project

3.1 Setting up the project

3.2 Create AVD

3.3 Operation

References:
[1]: https://www.cnblogs.com/gufengchen/p/11038029.html
[2]: https://blog.csdn.net/qq_25189723/article/details/105544036
[3]: https ://blog.csdn.net/weixin_36785944/article/details/83659165
[4]: https://blog.csdn.net/u013905744/article/details/82223969