# Cannot open the app

In the case you cannot launch the app, it might be crashed somehow on your end. You may need to clean your MindMac data and reinstall the app. Please follow below steps to do that.

* Open Terminal app
* Remove the folder <mark style="color:yellow;">\~/Library/Application\ Support/app.mindmac.macos</mark> by command line:

```
rm -rf ~/Library/Application\ Support/app.mindmac.macos/
```

* Remove the folder <mark style="color:yellow;">\~/Library/Application\ Support/MindMac/</mark> by command line:

```
rm -rf ~/Library/Application\ Support/MindMac/
```

* Drag MindMac from Applications folder to Trash
* Reinstall MindMac