Computer step by step
 Make your Pc better
Gpedit:   

Please perform the following steps:

Please go to Pearl button (Start) and click on the Search programs and files
For more information about the change from Start to Pearl button click here
Type gpedit.msc and press Enter
In the Group Policy window please navigate to Computer Configuration -> Administrative Templates ->
Control Panel -> Regional and Language Options and open Restricts the UI language Windows uses for
all logged users
.
Not Configured -> is the Default state
Enabled -> apply this GPO
Options:
Restrict users to the following language:
English,Japanese,Korean,German,Simplified Chinese,Traditional Chinese (Taiwan),French,Spanish,Italian,
Swedish,Dutch,Portuguese (Brazil),Finnish,Norwegian,Danish,Hungarian,Polish,Russian,Czech,Greek,
Portuguese (Portugal),Turkish,Arabic,Hebrew,Slovak,Slovenian,Romanian,Croatian,Bulgarian,Estonian,
Lithuanian,Latvian,Thai,Traditional Chinese (Hong Kong),Serbian (Latin),Ukrainian
Disabled -> this GPO will not be applied

To finish press ok button and close Group Policy window.
Description:  

This is a setting for computers with more than one UI language installed. If you enable this setting the UI
language of Windows menus and dialogs language for systems with more than one language is restricted to
the specific language. If the specified language is not installed on the target computer or the policy is
disabled, the language selection defaults to the language selected by the local administrator.

Supported on: At least Windows Vista.
Restricts the UI language Windows uses
for all logged users
Description Gpedit Regedit CMD Back VBScript Description Gpedit Regedit CMD Up Back VBScript
Type regedit and press ok
Please confirm User Account Control pop-up
Microsoft official disclaimer

Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by
using another method. These problems might require that you reinstall the operating system. Microsoft
cannot guarantee that these problems can be solved. Modify the registry at your own risk.

Note: This registry key is created by Group Policy when this GPO is Enable. The GPO Default state is Not
Configured -> this registry entry is not present. For Disable this registry entry is not present.

Please navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\MUI\Settings and locate
PreferredUILanguages registry key
Regedit:          

Please perform the following steps:

Please go to Pearl button (Start) and click on the Search programs and files
For more information about the change from Start to Pearl button click here
Description Gpedit Regedit CMD Up Back VBScript
Double click on PreferredUILanguages and edit the value:

To Enable:
Change the value with the language that you need

English = en-US
Japanese = ja-JP
Korean = ko-KR
German = de-DE
Simplified Chinese = zh-CN
Traditional Chinese (Taiwan) = zh-TW
French = fr-FR
Spanish = es-ES
Italian = it-IT
Swedish = sv-SE
Dutch = nl-NL
Portuguese (Brazil) = pt-BR
Finnish = fi-FI
Norwegian = nb-NO
Danish = da-DK
Hungarian = hu-HU
Polish = pl-PL
Russian = ru-RU
Czech = cs-CZ
Greek = el-GR
Portuguese (Portugal) = pt-PT
Turkish = tr-TR
Arabic = ar-SA
Hebrew = he-IL
Slovak = sk-SK
Slovenian = sl-SI
Romanian = ro-RO
Croatian = hr-HR
Bulgarian = bg-BG
Estonian = et-EE
Lithuanian = lt-LT
Latvian = lv-LV
Thai = th-TH
Traditional Chinese (Hong Kong) = zh-HK
Serbian (Latin) = sr-Latn-CS
Ukrainian = uk-UA

To finish press ok button and close Registry Editor window

Note: Manual editing of this registry key will not be reflected in Group Policy. If you modify this GPO from
Group Policy this registry key will be rewritten.
Description Gpedit Regedit Back CMD VBScript Up
Type cmd, right click on cmd icon under the Programs and click on Run as administrator
Please confirm User Account Control pop-up
Please select, right and copy a registry key from below, then right click on command prompt window
, select Paste and press Enter

Enabled:
REG add "HKLM\SOFTWARE\Policies\Microsoft\MUI\Settings" /v PreferredUILanguages /t REG_SZ /d en-US /f

English = en-US
Japanese = ja-JP
Korean = ko-KR
German = de-DE
Simplified Chinese = zh-CN
Traditional Chinese (Taiwan) = zh-TW
French = fr-FR
Spanish = es-ES
Italian = it-IT
Swedish = sv-SE
Dutch = nl-NL
Portuguese (Brazil) = pt-BR
Finnish = fi-FI
Norwegian = nb-NO
Danish = da-DK
Hungarian = hu-HU
Polish = pl-PL
Russian = ru-RU
Czech = cs-CZ
Greek = el-GR
Portuguese (Portugal) = pt-PT
Turkish = tr-TR
Arabic = ar-SA
Hebrew = he-IL
Slovak = sk-SK
Slovenian = sl-SI
Romanian = ro-RO
Croatian = hr-HR
Bulgarian = bg-BG
Estonian = et-EE
Lithuanian = lt-LT
Latvian = lv-LV
Thai = th-TH
Traditional Chinese (Hong Kong) = zh-HK
Serbian (Latin) = sr-Latn-CS
Ukrainian = uk-UA

Not Configured/Disabled:
REG DELETE "HKLM\SOFTWARE\Policies\Microsoft\MUI\Settings" /v PreferredUILanguages /f

Note: Manual editing of this registry key will not be reflected in Group Policy. If you modify this GPO from
Group Policy this registry key will be rewritten.
CMD:          

Please perform the following steps:

Please go to Pearl button (Start) and click on the Search programs and files
For more information about the change from Start to Pearl button click here
Description Gpedit Regedit Back CMD VBScript Up
VBScript:          

Const HKEY_LOCAL_MACHINE = &H80000002
strComputer = "."
Set oReg=GetObject("winmgmts:{impersonationLevel=impersonate}!\\" & _
strComputer & "\root\default:StdRegProv")

strKeyPath = "SOFTWARE\Policies\Microsoft\MUI\Settings"
oReg.CreateKey HKEY_LOCAL_MACHINE,strKeyPath
strValueName = "PreferredUILanguages"
'Enabled
strValue = "en-US"
oReg.SetStringValue HKEY_LOCAL_MACHINE,strKeyPath,strValueName,strValue
'Not Configured/Disabled
'oReg.DeleteValue HKEY_LOCAL_MACHINE,strKeyPath,strValueName

Languages:

English = en-US
Japanese = ja-JP
Korean = ko-KR
German = de-DE
Simplified Chinese = zh-CN
Traditional Chinese (Taiwan) = zh-TW
French = fr-FR
Spanish = es-ES
Italian = it-IT
Swedish = sv-SE
Dutch = nl-NL
Portuguese (Brazil) = pt-BR
Finnish = fi-FI
Norwegian = nb-NO
Danish = da-DK
Hungarian = hu-HU
Polish = pl-PL
Russian = ru-RU
Czech = cs-CZ
Greek = el-GR
Portuguese (Portugal) = pt-PT
Turkish = tr-TR
Arabic = ar-SA
Hebrew = he-IL
Slovak = sk-SK
Slovenian = sl-SI
Romanian = ro-RO
Croatian = hr-HR
Bulgarian = bg-BG
Estonian = et-EE
Lithuanian = lt-LT
Latvian = lv-LV
Thai = th-TH
Traditional Chinese (Hong Kong) = zh-HK
Serbian (Latin) = sr-Latn-CS
Ukrainian = uk-UA
Description Gpedit Regedit Back CMD VBScript Up
PowerShell Script :          

Enabled/Disabled

$RegKey = "HKLM:\SOFTWARE\Policies\Microsoft"
If(Test-Path ($RegKey + "\MUI"))
{
 $RegKey = "HKLM:\SOFTWARE\Policies\Microsoft\MUI"
 If(Test-Path ($RegKey + "\Settings"))
 {
   $RegKey = "HKLM:\SOFTWARE\Policies\Microsoft\MUI\Settings"
   ##Enabled
   New-ItemProperty -path $RegKey -name PreferredUILanguages -value en-US -PropertyType String -Force
 }
 else
 {
   New-Item -path $RegKey -name Settings
   $RegKey = "HKLM:\SOFTWARE\Policies\Microsoft\MUI\Settings"
   ##Enabled
   New-ItemProperty -path $RegKey -name PreferredUILanguages -value en-US -PropertyType String
 }
}
else
{
 New-Item -path $RegKey -name MUI
 $RegKey = "HKLM:\SOFTWARE\Policies\Microsoft\MUI"
 New-Item -path $RegKey -name Settings
 $RegKey = "HKLM:\SOFTWARE\Policies\Microsoft\MUI\Settings"
 ##Enabled
 New-ItemProperty -path $RegKey -name PreferredUILanguages -value en-US -PropertyType String
}

Not Configured/Disabled

$RegKey = "HKLM:\SOFTWARE\Policies\Microsoft"
Remove-ItemProperty -Path($RegKey + "\MUI\Settings") -name PreferredUILanguages
If( (Get-Item -Path($RegKey + "\MUI\Settings")).ValueCount -eq 0 -and (Get-Item -Path($RegKey + "\MUI\Settings")).SubKeyCount -eq 0)
{
  Remove-Item -Path($RegKey + "\MUI\Settings")
  If( (Get-Item -Path($RegKey + "\MUI")).ValueCount -eq 0 -and (Get-Item -Path($RegKey + "\MUI")).SubKeyCount -eq 0)
  {
     Remove-Item -Path($RegKey + "\MUI")
  }    
}


Languages:

English = en-US
Japanese = ja-JP
Korean = ko-KR
German = de-DE
Simplified Chinese = zh-CN
Traditional Chinese (Taiwan) = zh-TW
French = fr-FR
Spanish = es-ES
Italian = it-IT
Swedish = sv-SE
Dutch = nl-NL
Portuguese (Brazil) = pt-BR
Finnish = fi-FI
Norwegian = nb-NO
Danish = da-DK
Hungarian = hu-HU
Polish = pl-PL
Russian = ru-RU
Czech = cs-CZ
Greek = el-GR
Portuguese (Portugal) = pt-PT
Turkish = tr-TR
Arabic = ar-SA
Hebrew = he-IL
Slovak = sk-SK
Slovenian = sl-SI
Romanian = ro-RO
Croatian = hr-HR
Bulgarian = bg-BG
Estonian = et-EE
Lithuanian = lt-LT
Latvian = lv-LV
Thai = th-TH
Traditional Chinese (Hong Kong) = zh-HK
Serbian (Latin) = sr-Latn-CS
Ukrainian = uk-UA
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