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Why do some Pngs have black background?
The default background is black, so your transparency will look black unless there is anything behind it or you change the background. The PNG is absolutely transparent.
Why does my transparent image have a black background gimp?
Most probably a setting that is in the Gimp profile and the Gimp profile is not removed / changed by a reinstall – up to you to fix that. More than a best guess. Sometime in the past the FG / BG colours were swapped The BG colour is now black. Gimp uses that colour to replace any transparency.
What is the default background color in GIMP?
The Black and White foreground and background default colours are red and white instead of Black and white.
How to change transparent background to black in Firefox?
Export to a png file to keep the transparency. The default export values are OK. Then I suspect it is the viewer you are using to view the png. Attached example, Firefox browser shows a white-ish background, then a couple of linux viewers, one shows a black background, the other the chequer pattern. All the same image.
What’s the difference between a white background and a black background?
Attached example, Firefox browser shows a white-ish background, then a couple of linux viewers, one shows a black background, the other the chequer pattern. All the same image. I think I know what’s going on though I can’t fix it.
How to upload a PNG with a transparent background?
Create a PNG-8 with a transparent background. Upload to WordPress 3.3.1. View original PNG in any browser, Chrome, Firefox, IE, etc. Notice that it retains transparency as it should. View a resized version of that PNG in any browser. Observe that the transparent portions of the PNG are now black.
Why does the background of my GIMP go black?
Sometime in the past the FG / BG colours were swapped The BG colour is now black. Gimp uses that colour to replace any transparency. The default Gimp state of saving settings for the next session always causes problems for unwary beginners.