Q. My PDF files don't preview correctly under 64-bit versions of Windows. How do I fix this?

John Savill

October 28, 2009

1 Min Read
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A. To enable the preview of PDF files in 64-bit OSs, do the following:

  1. Start the Registry Editor (Start, Run, Regedit.exe).

  2. Move to HKLMSOFTWAREWow6432NodeClassesCLSID\{DC6EFB56-9CFA-464D-8880-44885D7DC193}.

  3. Change the AppID value to {534A1E02-D58F-44f0-B58B-36CBED287C7C}.

  4. Reboot.

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Check out hundreds more useful Q&As like this in John Savill's FAQ for Windows. Also, watch instructional videos made by John at ITTV.net.

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