How can I change the resolution of WinPE?

Hey guys,

I created a WinPE Boot Disc using Windows ADK for Windows 8.1, everything worked fine, except for the screen resolution of WinPE, it shows in a very high resolution and the software/fonts it runs show very small, how can I change the resolution so the running software shows the correct way?

I already tried putting an unattend.xml in:

  • Boot disc root (media folder and root after moounted)
  • %windir%
  • %windir%\system32

With these lines:

<?xml version="1.0" encoding="utf-8"?>
<unattend xmlns="urn:schemas-microsoft-com:unattend">
    <settings pass="windowsPE">
        <component name="Microsoft-Windows-Setup" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS" xmlns:wcm="http://schemas.microsoft.com/WMIConfig/2002/State" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    	   <Display>
                <ColorDepth>32</ColorDepth>
                <HorizontalResolution>1024</HorizontalResolution>
                <RefreshRate>60</RefreshRate>
                <VerticalResolution>768</VerticalResolution>
           </Display>
        </component>
    </settings>
</unattend>


I also tried adding -attend:x:\unattend.xml in startnet.cmd

But it still shows too small.

Ant ideas?

Thanks.




  • Edited by JFHPHS 11 hours 16 minutes ago
May 20th, 2015 3:41pm

how can I change the resolution so the running software shows the correct way?

As a guess I would have looked at the BCD.  There are settings in there about resolution. 

https://msdn.microsoft.com/en-us/library/windows/hardware/ff542202%28v=vs.85%29.aspx
(Microsoft Search for
    bcdedit resolution
)
<quote>

vga [ on | off ]

Forces the use of a safe resolution. For example, on a computer running Windows 7, this option forces the use of 640x480 resolution. On a computer running Windows 8, this option forces the use of 800x600 resolution if it is available, or 640x480 if not.

</quote>

Ugh.  I have seen something better than this somewhere...

No thanks to any search engine this is what I was trying to recollect:

C:\>bcdedit /types bootapp /?

BOOT APPLICATION

The following types apply to entries for boot applications. These types also
apply to the boot manager, memory diagnostic application, Windows OS loader,
and the resume application. For information about data formats for these types,
run "bcdedit /? FORMATS".

Display
=======
    GRAPHICSRESOLUTION      Defines the graphics resolution, 1024x768, 800x600,
                            1024x600, etc.

    HIGHESTMODE (bool)      Enables boot applications to use the highest
                            graphical mode exposed by the firmware.

    GRAPHICSMODEDISABLED (bool)  Disables graphics mode.
    HIGHESTMODE (bool)      Forces the highest resolution supported by the
                            firmware.
    NOVESA (bool)           Disables the use of Video Electronics Standards
                            Association (VESA) display modes. (Defunct.)

    NOVGA (bool)            Disables the use of VGA modes entirely.
    BOOTUXDISABLED (bool)   Disables boot graphics.

HTH

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May 20th, 2015 4:57pm

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