http://imagej.273.s1.nabble.com/Install-Issues-ImageJ-and-FIJI-tp5001497p5001645.html
you can use this online tool to generate icon.
In win8, Fiji does miss the icon for desktop.
> Hi Robert,
>
> On Tue, 22 Jan 2013, Robert Baer wrote:
>
> > I have a clean Windows 8 machine and want to report some minor FIJI and
> > ImageJ Installation issues. I installed to E:\ rather than C:\. I
> > think they are generic, but one never knows ... *
> > **FIJI**- Download using Windows 64-bit link*
> >
> > * I have both 32-bit and 64-bit Java Java 7, Update 11 installed on my
> > machine. My native screen resolution is 1920 x 1080 and have the
> > magnifier at 150%. When I start FIJI the main window looks great. If
> I
> > rename the Java directory of FIJI, so that it uses the new
> > Java, the FIJI main window is very much smaller -- too small for
> > these old eyes. Not sure what compatibility issues are across Java
> > versions. Note that FIJI DOES find the 64-bit version of Java 7,
> > Update 11 according to Help About.
>
> This might be an issue with Java 7, or with Windows 8. Can you please file
> a bug report at
http://fiji.sc/bugzilla/ so that the issue is not
> forgotten?
>
> > * For some time now, the icon for FIJI is replaced with the generic
> > ICON.
>
> Which icon do you mean? The one attached to ImageJ-win64.exe? Or the icon
> in the task bar? Or when switching windows with Alt+Tab? Or the one in the
> upper left corner of the main window? And again, could you file a bug
> report? You could even attach a screenshot displaying the issue...
>
> Thanks,
> Johannes
>
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