EZCast PRO Box B02 HDMI/VGA Ethernet/WiFi Display 2.4 Ghz / 5Ghz with Support Miracast, AirPlay and Splitscreen to 4 devices
Amazon.com: AV Access 4x1 4K HDMI Multiviewer Switch Screen Divider 4 HDMI Screen Splitter with Seamless Switching, 4K/1080p HDMI Out, Split Screen, 3 Way Control, IR Extension Remote + RS232 Control : Electronics
Amazon.com: HDMI Multi-Viewer Switch 4x1, HDMI Quad Seamless Switcher 4 in 1 Out Support 1080P@60Hz & 5 Display Mode, Split Screen for TV/PC/STB/DVD with IR Remote : Electronics
HDMI Splitter, High Definition Multimedia Interface Splitter 4K 1 in 10 Out HDMI Splitter 4Kx2K@30Hz 10 Channel TV Split Screen HDMI Splitter Switcher(US) Set-Top Boxes - Newegg.com
My series X is stuck in split screen and the tv is permanently green. We have tried unplugging hdmi and power and have restarted the console 5-6 times. We have no clue