sosofm Splendid Feb 25, 2009 3,908 10 25,165 Feb 22, 2012 #2 Yes it is. This is from Microsoft site http://www.microsoft.com/Windows/compatibility/windows-7/en-us/Details.aspx?type=Hardware&p=Samsung%20SCX-4521F%20All-In-One%20Printer&v=Samsung&uid=ML4521FXAA&l=en-US&pf=1&pi=0&c=Printers%20%26%20Scanners&sc=Multifunction&os=64-bit Upvote 0 Downvote
Yes it is. This is from Microsoft site http://www.microsoft.com/Windows/compatibility/windows-7/en-us/Details.aspx?type=Hardware&p=Samsung%20SCX-4521F%20All-In-One%20Printer&v=Samsung&uid=ML4521FXAA&l=en-US&pf=1&pi=0&c=Printers%20%26%20Scanners&sc=Multifunction&os=64-bit