First of all, check if there are any programs occupying the adb port, such as software such as mobile assistants, and some music software. The most typical one is Kugou. Kugou will always open a kadb.exe process to occupy the adb port. Close it. These programs that occupy the adb port will do. Secondly, if it still doesn’t work, restart adb.
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
The adb port is occupied. Check your windows system to see if there are any software such as mobile assistant. If so, stop them.
First of all, check if there are any programs occupying the adb port, such as software such as mobile assistants, and some music software. The most typical one is Kugou. Kugou will always open a
kadb.exeprocess to occupy the adb port. Close it. These programs that occupy the adb port will do.Secondly, if it still doesn’t work, restart adb.