Win7 system connected projector screen display is searching for signal source solution graphic tutorial

Recently, some users have encountered problems when connecting the projector to the win7 system computer. The screen displays the message “Searching for the signal source”, the screen in the computer cannot be displayed, and the restart is still the same. How to solve this situation? What? The following Xiaobian and everyone share the win7 system connection projector screen display "Searching for the source of the signal", do not display the picture of the solution graphic tutorial, let's take a look.
Workaround:
1. Click the Start menu, right click on the “Computer” option and select “Manage” "Manage";

2. Expand on the left side<quo;System Tools ”—“Device Manager>;

3. Expand “ldwatch” on the right side, right click on the device below it, select [Uninstall];

4, follow the prompts to complete the uninstall and restart the computer to connect the projector normally!
The above is the win7 system connected projector screen display is searching for the source of the solution graphic tutorial, the method is very simple, friends with the same problem can be set up according to the above methods.