1. If you are working with AI clips, click on the "Edit" option to open the clip editor our AI model will automatically Identifies the face and split the screen Accordingly.

2. For Manually created clip change the dimension of the clip to portrait view. This setting helps the editor identify the number of speakers in the scene and splits the screen accordingly.

1. Navigate to the general settings of your clip editor.

2. Change the split screen layout to accommodate up to 4 faces. This will automatically adjust the screen to display up to four sections.

1. After the initial split, you may want to fine-tune the layout.

2. Manually edit the scene by dragging and adjusting specific portions to ensure that each face is clearly visible and framed appropriately.

3. You can also reduce or increase the number of splits to suit your needs.

1. If you want to cut a specific scene, use the "Split Screen" button in your clip editor.

2. This will cut the scene into two separate parts.

3. Select the particular scene you want to split further and adjust it to show up to 4 faces of your choice.

1. Once you are satisfied with the arrangement, review the split screen to ensure all faces are properly displayed.

2. Save your changes and export the video as needed.

Following these steps will allow you to effectively split your screen to showcase up to four faces in your video.