Hello, willdooperagx. You need to put ''.png'' to your gif name and choose ''All files'' selection. Then go to ''Add your background'' and your background is ready. Enjoy your new background!
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@swedenoppvp Hello, swedenoppvp. You need to put ''.png'' to the last of your file name and choose ''All files'' selection, your background is ready. Enjoy your new background!