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ExportBitmapResolution Regedit leading to 0KB file

Anonymous
2013-11-16T09:38:43+00:00

Hello there, 

I am using an office 365 university edition on win 8.

I need to export ppt as jpeg file of 300dpi for my university work.

According to Microsoft support page guidelines I added the registry entry to 15.0 options for powerpoint. Directions here:

support.microsoft.com/kb/827745

Such a registry setting worked earlier for me but now it just creates a file of 0KB.

When I delete the registry entry ExportBitmapResolution , it reverts back to 96 dpi but when I make the same entry for 300 dpi, it does not work.

Could someone pl help me, it is very important for me to have the 300dpi resolution.

Thanks.

Microsoft 365 and Office | PowerPoint | For home | Windows

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  1. Steve Rindsberg 99,166 Reputation points MVP Volunteer Moderator
    2015-08-28T17:46:03+00:00

    The max resolution limit has been CONSIDERABLY increased in PPT 2013 and onward.

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  2. Anonymous
    2015-08-27T16:18:44+00:00

    But that doesn't explain how I managed to produce a 7332*5237 pixels jpg.

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  3. Steve Rindsberg 99,166 Reputation points MVP Volunteer Moderator
    2015-08-27T16:08:25+00:00

    That seems reasonable.  The limit isn't really DPI but number of pixels, at least in some versions of PPT.  The 307 dpi value they suggest adding to the registry gives you a 3070 pixel image (the actual limit, and it won't always do that) assuming your slide is 10" wide.  Wider slides will push you over the pixel limit at that DPI setting, so a lower one is appropriate (necessary)

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  4. Anonymous
    2015-08-27T05:45:30+00:00

    I had the same problem. 

    I solved it by lowering the value of DPI to 250.

    After a few more trials, I found 267 was the highest value that PowerPoint saved properly as jpg. 

    I guess it depends on the size and weight of the PowerPoint you are trying to save. If you set a DPI that is too high, PowerPoint will simply give up.

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  5. Steve Rindsberg 99,166 Reputation points MVP Volunteer Moderator
    2013-11-16T14:04:05+00:00

    Exporting anything at higher than normal resolution is totally broken in 2013.

    I wouldn't waste my time with it.

    Instead, save your presentation as a PDF, open the PDF in Reader or Acrobat, zoom in on the part you want to export, then use the graphic snapshot tool to select and copy the bit you want to the clipboard.  Paste the result into any decent image editing program (get IrfanView at www.irfanview.com for free if you don't have a program you like already).

    The closer in you zoom in Acrobat/Reader, the higher the resolution of the captured image you'll copy/paste into your image editing program.  You can zoom in to where the entire area isn't even visible ... once you click/drag with the graphics snapshot tool, the view will scroll.

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