Extended desktop - Microsoft Community

im trying extend desktop pc tv use karaoke virtual dj. works straight away time worked opposite , pc has been extended not tv. how revert please.

hi john,

to better understand concern multiple displays in windows 10, we'd know following:

• the type of connection you're using extend pc's monitor.
• the process you've performed extend pc's display.
• the last activities performed on pc prior concern.

also, we'd request screenshot of display settings of pc's second screen. check display settings, can perform following:

1. right-click anywhere on desktop.
2. click on display settings.
3. under customize display, select second screen.

we forward response.

Windows / Windows 10 / Desktop, Start, & personalization / PC