Set to Default PDF Reader

Supported on: Microsoft Windows XP SP2 or later
Registry HiveHKEY_LOCAL_MACHINE or HKEY_CURRENT_USER
Registry PathSoftware\Policies\Foxit\Reader\Ribbon\Ribbon_Category_Help\Help_Panel_Product
Value NameHelp_Product_DefaultReader
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

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Administrative Templates (Computers)

Administrative Templates (Users)