How to change the language in Google products
Google products language can usually be changed to any language within the Google available ones by going into Google account > data and personalization > general preferences for the web > language > default language, and changing the default language to the preferred one.Data and personalization menu in Google account
How to change language in Google search
To change language in Google search, start by going to the Google homepage, and find the account menu in the top right menu icon, or by clicking on your avatar if you are being logged on the Google products.Google search
Then, open the data and personalization menu, in the left hand side menus, and scroll down to the Language section, in which all the languages that you have defined as valid for you are displayed as a summary.Data and personalization menu in Google account
Language menu in Google account
Then, in the language menu, simply click on the edit icon right next to the default Google language, which will open a pop-up with all available languages.
In the languages pop-up, find the language that you wish to use. You can use the search option to find an exact language by typing its name either in the language of the one you want to use, or in the language that is currently used on the Google interface.
And that's it, once the language change has bee validated, Google interface will directly switched to the selected language, and the Google search homepage will by default propose to use that language for the search, as it has been defined as your default language.
How to change language in Google Analytics
Changing the language displayed in Google Analytics can be a little tricky, as the language has to be changed in the Google account in order to see the change on Google Analytics.Google Analytics
Starting on the Google Analytics home page, find the manage account option by clicking on the avatar icon, once of course logged in with a Google account into Google Analytics.
Once in the Google account management, find the data and personalization menu, which should come after home and personal info.Data and personalization menu in Google account
There, scroll down until you can see the language section. The first sub-menu will be the language selection, and will display the current language selected by default and used on all Google applications, including Google search and Google Analytics.
Once in the language selection menu, this is where to change the language. Click on the edit option next to the default language, in order to open the language search form.
Language selection in Google account management
Then, simply start typing the required language name to have the search form proposing some matching languages, until finding the correct one.
Once having selected the language family, Google account may offer to select the sub language, as some of them may be different in every country.
Once the language has been selected, Google interface will directly switch to that language, and the change will be visible across the whole family of Google products.
After having changed the Google language in account preferences, go back to Google Analytics and refresh the page, or restart the application, to see the Google Analytics interface language changed to the selected one.
How to change the language on Google Docs?
To change the language on Google Docs, click on your avatar icon in the top right corner, select Google account management, go to data and personalization menu, scroll down to language section in general preferences for the web, and change the default language.Google Docs
Data and personalization menu in Google account
After having selected another language, Google Docs will directly be displayed in that other language when opening it. To see the change on an already opened tab, refresh the web page.
How to change language in Google Sheets ?
Changing the language in Google Sheets is the same as changing it for the whole family of Google products.Google sheets
Once in a Google sheet, open the Google account management menu by clicking on your avatar in the top right corner.Data and personalization menu in Google account
Then, select the data and personalization menu, scroll down to general preferences for the Web section, and select the language menu.
Select the language in which you want the Google sheet to be displayed, and validate.
Close that browsing tab, go back to the Google sheet, and refresh the page to have the Google sheet language changed to the one you have selected in the preferences.