To change the language on a laptop from Korean to English, follow these steps:

 

For Windows 10/11:

Open Settings:

 

Press Windows + I to open the Settings menu.

Navigate to Time & Language:

 

Click on 시간 및 언어 (Time & Language).

Language Settings:

 

Select 언어 (Language) from the left sidebar.

Add a Language:

 

Click on 언어 추가 (Add a language).

In the search box, type English and select English (United States) or any other English variant you prefer.

Click 다음 (Next) and then 설치 (Install).

Set English as the Display Language:

 

Once English is installed, select 영어 (United States) from the list.

Click 옵션 (Options) and make sure to download any necessary language packs.

Set 영어 (United States) as the display language by clicking on 기본값으로 설정 (Set as default).

Restart the Computer:

 

Restart your laptop for the changes to take effect.

For macOS:

Open System Preferences:

 

Click on the Apple logo in the top-left corner and select 시스템 환경설정 (System Preferences).

Navigate to Language & Region:

 

Click on 언어 및 지역 (Language & Region).

Add English:

 

Click the + button under the 선호하는 언어 목록 (Preferred languages list).

Select English and click 추가 (Add).

Set English as Primary Language:

 

Drag English to the top of the list to set it as the primary language.

Confirm your selection when ed.

Restart Your Mac:

 

Restart your Mac for the changes to take effect.