After you connect a Windows 8-based computer to an ultra-high-definition display such as a 4K2K monitor, you experience the following issues:
This issue occurs with displays that have resolutions greater than 2560 × 2560.
- The lock screen and the sign-in screen are shown at the same time.
- The lock screen image is not displayed in full-screen view.
This issue occurs with displays that have resolutions greater than 2560 × 2560.