Operating system.

You can change the language of the operating system yourself. Below is a step-by-step guide on how to do that. 

Here is a step-by-step guide on how to change the language in Windows 11.

1. Open the settings menu: Click the Start menu at the bottom left of the screen and select the settings icon, which looks like a cogwheel or gear icon.
2. Navigate to the language settings: Within the settings menu, look for the section called 'Time & language' or simply 'Language'. Click on it to open the language options.
3. Add a new language: Look for the option to add a new language. This may be displayed as 'Add a language' or 'Add language'.
4. Select the desired language: Browse through the list of available languages and look for the language you want to add to your system. Click on it to select it.
5. Install the language: After you have selected the desired language, you will be asked whether you want to install the language. Click the button to install the language.
6. Set the new language as the default: After the language has been installed, return to the language settings and look for the option to change the default language. Select the new language as the default language for your system.
7. Restart the laptop: Some changes require a restart of the system to take effect. Click the option to restart the laptop and wait until the process has completed.
8. Check the changes: After the laptop has restarted, check whether the language has been changed correctly. You can do this by navigating to the Start menu and a few system apps to check that everything is displayed in the new language.

Here is a step-by-step guide on how to change the language in Windows 10.

1. Open the settings menu: Click the Start menu at the bottom left of the screen and select the gear icon for 'Settings'.
2. Navigate to the language settings: In the settings menu, look for the section called 'Time & language'. Click on it to open the language options.
3. Add a new language: Under 'Spoken language', click 'Add a language'. Look in the list for the desired language and select it. Click 'Next'.
4. Install the language: Windows checks whether language packs are available for the selected language. Click 'Install' to download and install the language pack.
5. Set the new language as the default: After the language pack has been installed, return to the language settings and click on the desired language. Then click 'Set as default'.
6. Restart the computer: Some changes require a restart of the system to take effect. Click the option to restart the computer and wait until the process has completed.
7. Check the changes: After the computer has restarted, check whether the language has been changed correctly. You can do this by navigating to the Start menu and opening a few system apps to check that everything is displayed in the new language.