How do I select a video resolution of 2560x1600 on my Mac?
- Ensure you are using a DVI-D Dual-Link Cable between the Video Adapter and the Display Device.
- Open Display Preferences.
- Select the Display Device that is connected to the Video Adapter.
- Hold the Option key on the Apple keyboard (Alt key for a PC keyboard) and click Scaled. This will reveal a list of video resolutions.
- Select 2560x1600.