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display numbers

About this tag
The 'display numbers' tag on WindowsForum.com covers issues related to the identification and numbering of monitors in multi-display setups, particularly in Windows 7. Users discuss the unreliability of display device IDs (e.g., \\.\Display1, \\.\Display2) returned by APIs like EnumDisplayDevices and GetMonitorInfo, which often fail to match the numbers shown in the Screen Resolution window. The tag focuses on troubleshooting and finding reliable methods to retrieve the correct display numbers that correspond to the on-screen identifiers, a problem that was less prevalent in earlier Windows versions like XP and Vista.
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    Windows 7 Multi Monitor Display numbers are unreliable

    In Xp and Vista it was easy to retrieve the display device ID (I.E. \\.\Display1, \\.\Display2, etc). The returned deviced ID's matched the display numbers as depicted on screens with the "identify" button....where a big '1' and '2' would appear on the monitors if clicked. In Windows 7, this...
    • pjkdeveloper
    • Thread
    • bug report display identification display numbers enumdisplaydevices getmonitorinfo graphics graphics card hardware hardware id multi-monitor random reliability resolution tech support troubleshooting user issues windows 7 windows vista
    • Replies: 7
    • Forum: Programming and Scripting
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