Change language of a shared mailbox in Exchange Online
From time to time, we have to change the language of a shared mailbox. Here is how to do it
Here we have our test mailbox in English
First connect to Exchange online
Run Set-MailboxRegionalConfiguration -Identity <user ID> -LocalizeDefaultFolderName:$true -Language en-US
Change the language to your preferred, from below table.
To vertify the change you can use;
Get-MailboxRegionalConfiguration -Identity <user ID>
The Language of the mailbox is now changed to Danish 🙂
| Country and language | Code |
| Afrikaans – South Africa | af-ZA |
| Albanian – Albania | sq-AL |
| Arabic – Algeria | ar-DZ |
| Arabic – Bahrain | ar-BH |
| Arabic – Egypt | ar-EG |
| Arabic – Iraq | ar-IQ |
| Arabic – Jordan | ar-JO |
| Arabic – Kuwait | ar-KW |
| Arabic – Lebanon | ar-LB |
| Arabic – Libya | ar-LY |
| Arabic – Morocco | ar-MA |
| Arabic – Oman | ar-OM |
| Arabic – Qatar | ar-QA |
| Arabic – Saudi Arabia | ar-SA |
| Arabic – Syria | ar-SY |
| Arabic – Tunisia | ar-TN |
| Arabic – United Arab Emirates | ar-AE |
| Arabic – Yemen | ar-YE |
| Armenian – Armenia | hy-AM |
| Azeri (Cyrillic) – Azerbaijan | az-AZ-Cyrl |
| Azeri (Latin) – Azerbaijan | az-AZ-Latn |
| Basque – Basque | eu-ES |
| Belarusian – Belarus | be-BY |
| Bulgarian – Bulgaria | bg-BG |
| Catalan – Catalan | ca-ES |
| Chinese (Simplified) | zh-CHS |
| Chinese (Traditional) | zh-CHT |
| Chinese – China | zh-CN |
| Chinese – Hong Kong SAR | zh-HK |
| Chinese – Macao SAR | zh-MO |
| Chinese – Singapore | zh-SG |
| Chinese – Taiwan | zh-TW |
| Croatian – Croatia | hr-HR |
| Czech – Czech Republic | cs-CZ |
| Danish – Denmark | da-DK |
| Dhivehi – Maldives | div-MV |
| Dutch – Belgium | nl-BE |
| Dutch – The Netherlands | nl-NL |
| English – Australia | en-AU |
| English – Belize | en-BZ |
| English – Canada | en-CA |
| English – Caribbean | en-CB |
| English – Ireland | en-IE |
| English – Jamaica | en-JM |
| English – New Zealand | en-NZ |
| English – Philippines | en-PH |
| English – South Africa | en-ZA |
| English – Trinidad and Tobago | en-TT |
| English – United Kingdom | en-GB |
| English – United States | en-US |
| English – Zimbabwe | en-ZW |
| Estonian – Estonia | et-EE |
| Faroese – Faroe Islands | fo-FO |
| Farsi – Iran | fa-IR |
| Finnish – Finland | fi-FI |
| French – Belgium | fr-BE |
| French – Canada | fr-CA |
| French – France | fr-FR |
| French – Luxembourg | fr-LU |
| French – Monaco | fr-MC |
| French – Switzerland | fr-CH |
| Galician – Galician | gl-ES |
| Georgian – Georgia | ka-GE |
| German – Austria | de-AT |
| German – Germany | de-DE |
| German – Liechtenstein | de-LI |
| German – Luxembourg | de-LU |
| German – Switzerland | de-CH |
| Greek – Greece | el-GR |
| Gujarati – India | gu-IN |
| Hebrew – Israel | he-IL |
| Hindi – India | hi-IN |
| Hungarian – Hungary | hu-HU |
| Icelandic – Iceland | is-IS |
| Indonesian – Indonesia | id-ID |
| Italian – Italy | it-IT |
| Italian – Switzerland | it-CH |
| Japanese – Japan | ja-JP |
| Kannada – India | kn-IN |
| Kazakh – Kazakhstan | kk-KZ |
| Konkani – India | kok-IN |
| Korean – Korea | ko-KR |
| Kyrgyz – Kyrgyzstan | ky-KG |
| Latvian – Latvia | lv-LV |
| Lithuanian – Lithuania | lt-LT |
| Macedonian – Former Yugoslav Republic of Macedonia | mk-MK |
| Malay – Brunei | ms-BN |
| Malay – Malaysia | ms-MY |
| Marathi – India | mr-IN |
| Mongolian – Mongolia | mn-MN |
| Norwegian (Bokmål) – Norway | nb-NO |
| Norwegian (Nynorsk) – Norway | nn-NO |
| Polish – Poland | pl-PL |
| Portuguese – Brazil | pt-BR |
| Portuguese – Portugal | pt-PT |
| Punjabi – India | pa-IN |
| Romanian – Romania | ro-RO |
| Russian – Russia | ru-RU |
| Sanskrit – India | sa-IN |
| Serbian (Cyrillic) – Serbia | sr-SP-Cyrl |
| Serbian (Latin) – Serbia | sr-SP-Latn |
| Slovak – Slovakia | sk-SK |
| Slovenian – Slovenia | sl-SI |
| Spanish – Argentina | es-AR |
| Spanish – Bolivia | es-BO |
| Spanish – Chile | es-CL |
| Spanish – Colombia | es-CO |
| Spanish – Costa Rica | es-CR |
| Spanish – Dominican Republic | es-DO |
| Spanish – Ecuador | es-EC |
| Spanish – El Salvador | es-SV |
| Spanish – Guatemala | es-GT |
| Spanish – Honduras | es-HN |
| Spanish – Mexico | es-MX |
| Spanish – Nicaragua | es-NI |
| Spanish – Panama | es-PA |
| Spanish – Paraguay | es-PY |
| Spanish – Peru | es-PE |
| Spanish – Puerto Rico | es-PR |
| Spanish – Spain | es-ES |
| Spanish – Uruguay | es-UY |
| Spanish – Venezuela | es-VE |
| Swahili – Kenya | sw-KE |
| Swedish – Finland | sv-FI |
| Swedish – Sweden | sv-SE |
| Syriac – Syria | syr-SY |
| Tamil – India | ta-IN |
| Tatar – Russia | tt-RU |
| Telugu – India | te-IN |
| Thai – Thailand | th-TH |
| Turkish – Turkey | tr-TR |
| Ukrainian – Ukraine | uk-UA |
| Urdu – Pakistan | ur-PK |
| Uzbek (Cyrillic) – Uzbekistan | uz-UZ-Cyrl |
| Uzbek (Latin) – Uzbekistan | uz-UZ-Latn |
Thx to scribbleghost.net for the above different languages.