# Forcing Aspect Ratio for Cameras

Navigation: Working with Nx Witness > Device Management (Cameras, Encoders and I/O Modules) > Setting Up Cameras and Devices > # Forcing Aspect Ratio for Cameras |

Occasionally, cameras will report an incorrect a spect ratio. If Nx Witness cannot make an automatic correction you can do so manually.

Note: This correction will require transcoding if videos are being exported from the camera.

To specify an a spect ratio

1.Open Camera Settings and go to the General tab.

2.In the Image Control section, click on Auto in the Aspect Ratio field to open the pulldown menu.

3.Select the desired aspect ratio from the available options: 1:1, 4:3, 16:9. Select Auto for Nx Witness to determine the aspect ratio.

4.Click Apply or OK to save the setting.