How do I save the unity file and send it to others?

The steps to save the unity file and send it to others are as follows:

1. Find the file publishing settings in Unity. You can quickly publish by pressing shortcut keys.

2. You can set publishing options here to publish. Press and hold what you want to save, then a dialog box will appear on the screen, and then click Save, so you can forward it. Unity3D Select the resource to export under the project panel and right-click. There is an option to export a package, which can generate a resource package with the suffix unitypackage.