The solution is simple to Customize icon spacing on the windows 10 desktop (symbol distances)!
1.) ... Change the spacing between desktop icons for Windows 10 with the freeware DesktopOK!
2.) ... Modifying icon spacing be regedit (Registry-Editor) in Windows 10!
See also: Windows 10 desktop icons are so big, why || Desktop Wallpaper in Windows 10 || Experience Index Windows-10?
DesktopOK and select in Main-Menu Windows-Metric and adjust the icon spacing (distance :-)
Click the Button Restart Explorer. Sometimes: Bring the Desktop to Foreground, for example via Windows-Logo+ D and refresh the Windows 10 Desktop via [F5] Key. That is the best solution :-)
(... see Image-1 Arrow 1 to 3) Infos and Download : ... Freeware DesktopOK
Windows 10 Registry Editor via Windows 10 Run for example via Windows-Logo+R Key and enter the command regedit.
Then, navigate to HKEY_CURRENT_USER\Control Panel\Desktop\WindowMetrics, and double-click on each of the IconSpacing and IconVerticalSpacing respectively.
Now, adjust the values for icon spacing. Please verify that the parameters are between -450 and -2500.
After you are ready, you must log off and log on on Windows 10 again or restart the Windows 10, and rearrange the icons in order to see the results.
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FAQ 109: Updated on: September 17th 2015 12:43