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Frequently Asked Questions

Q: What image formats are supported?

PNGOUTWin has very broad support for PNG files.

Formats supported by PNGOUTWin
Format Read Write
Indexed color in bit depths 1, 2, 4, 8 with 8 bit transparency
Also called PNG8 + 8 bit alpha channel, or palette + alpha
Indexed color with 1 bit (GIF) transparency
Also called indexed color or palette
Greyscale in bit depths of 1, 2, 4, and 8 Y Y
Greyscale+alpha in bit depths of 1, 2, 4, and 8 Y Y
True Color, also called PNG24 Y Y
True color + alpha, also called PNG24+8 bit alpha channel or PNG32 Y Y

In addition, PNGOUTWin can read many formats, including GIF, TIFF, BMP, and JPG.

Q: How do I add PNGOUTWin to the Windows Explorer menu?

By following the steps below, you can get a file from Windows Explorer to PNGOUTWin in just one Right click.

  1. In the Tools menu of Explorer, choose Folder Options.
  2. Select the File Types tab.
  3. Find the PNG entry by scrolling down in the list and select it.
  4. Click the Advanced button.
  5. In the Edit File Type dialog, Click the New button.
  6. In the New Action dialog box, type "Optimize with PNGOUTWin" for the action, and click the Browse button to select PNGOUTWin.exe, which is usually in a directory like C:\Program Files\ArdfryImaging\PNGOUTWin.
  7. Make sure the %1 in the text box is surrounded with quotes (that is, it looks like "C:\Program Files\ArdfryImaging\PNGOUTWin\PNGOUTWin.EXE" "%1")

Q: How do I create a PNG file from an image on the clipboard?

You can use the Paste command on the Edit menu to copy an image from the clipboard and save it as a PNG file.