Proxy Settings

Supported on: At least Windows Vista
Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameDisableProxyChanges
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

Proxy Mode


  1. No proxy
    Registry HiveHKEY_LOCAL_MACHINE
    Registry PathSoftware\Policies\Mozilla\Firefox
    Value NameProxyMode
    Value TypeREG_DWORD
    Value3
  2. Manual proxy configuration
    Registry HiveHKEY_LOCAL_MACHINE
    Registry PathSoftware\Policies\Mozilla\Firefox
    Value NameProxyMode
    Value TypeREG_DWORD
    Value1
  3. Use auto configuration URL (PAC)
    Registry HiveHKEY_LOCAL_MACHINE
    Registry PathSoftware\Policies\Mozilla\Firefox
    Value NameProxyMode
    Value TypeREG_DWORD
    Value2
  4. Autodetect network configuration
    Registry HiveHKEY_LOCAL_MACHINE
    Registry PathSoftware\Policies\Mozilla\Firefox
    Value NameProxyMode
    Value TypeREG_DWORD
    Value4
  5. Use system configuration
    Registry HiveHKEY_LOCAL_MACHINE
    Registry PathSoftware\Policies\Mozilla\Firefox
    Value NameProxyMode
    Value TypeREG_DWORD
    Value5

HTTP Proxy Address

Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameHTTPProxyAddr
Value TypeREG_SZ
Default Value
HTTP Proxy server port

Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameHTTPProxyServerPort
Value TypeREG_SZ
Default Value
Use HTTP Proxy for all protocols
Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameUseHTTPProxyForAllProto
Value TypeREG_DWORD
Default Value0
True Value1
False Value0
SSL Proxy address

Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameSSLProxyAddress
Value TypeREG_SZ
Default Value
SSL Proxy Port

Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameSSLProxyPort
Value TypeREG_SZ
Default Value
FTP Proxy Address

Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameFTPProxyAddr
Value TypeREG_SZ
Default Value
FTP Proxy Port

Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameFTPProxyPort
Value TypeREG_SZ
Default Value
Socks Server Type


  1. SOCKS v4
    Registry HiveHKEY_LOCAL_MACHINE
    Registry PathSoftware\Policies\Mozilla\Firefox
    Value NameSocksServerType
    Value TypeREG_DWORD
    Value4
  2. SOCKS v5
    Registry HiveHKEY_LOCAL_MACHINE
    Registry PathSoftware\Policies\Mozilla\Firefox
    Value NameSocksServerType
    Value TypeREG_DWORD
    Value5

Socks Proxy Address

Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameSocksProxyAddress
Value TypeREG_SZ
Default Value
Socks Proxy Port

Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameSocksProxyPort
Value TypeREG_SZ
Default Value
Automatic Proxy Configuration Address

Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameProxyAutoConfigAddress
Value TypeREG_SZ
Default Value
Proxy exceptions (comma separated list)

Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\Firefox
Value NameProxyExceptions
Value TypeREG_SZ
Default Value127.0.0.1, localhost

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