How to remove the win8 desktop icon shortcut small arrow?

First, right click on the desktop to create a new text document, copy the following code into it, save as win8.bat (file type select all files), right click "run as administrator", restart the computer to be a shortcut The arrow disappeared.
reg add "HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionExplorerShell Icons" /v 29 /d
"%systemroot%system32imageres.dll,197" /t reg_sz /f
taskkill /f /im explorer.exe
attrib - s -r -h "%userprofile%AppDataLocaliconcache.db"
del "%userprofile%AppDataLocaliconcache.db" /f /q
start explorer
Second, if you need to restore the small arrow, you can use The same method, the code uses the following.
reg delete "HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionExplorerShell Icons" /v 29 /f
taskkill /f /im explorer.exe
attrib -s -r -h "%userprofile%AppDataLocaliconcache.db"
del " ;%userprofile%AppDataLocaliconcache.db" /f /q
start explorer