This article explains how to manage the language on your Galaxy phone.
Lifewire
Select a language from the list.
SelectKeep currentorSet as default.

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Some apps let you use a different language than the rest of the phone.
Go toSettings>General management>App languagesto edit those options.
Go toSettings>General management>Language.

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TapEnglishto change the default language.
A checkmark will appear next to it.
bring up the Play Store and select your profile image at the top of the app.

Go toSettings>General>Account and gear preferences.
Tap the country youre in underCountry and profiles.
If you don’t see this option, you’ve got the option to’t change it.
FAQ
Lifewire recommends the Samsung Galaxy S20 5G as the best overall Samsung phone currently available.
First, it’s crucial that you locate your phone’s IMEI number.
kick off the keypad and jot down*#06#.
Write the IMEI down.
Check outLifewire’s guide to unlocking your Samsung phonefor more information.
fire up the Quick controls menu and tapSettings>General Management>Reset>Factory Data Reset.
Tap theResetbutton and follow the on-screen directions.
bring up the options app and tapSystem>Backup>Back Up Now.
This could take a few minutes to complete depending on how much information is stored on your unit.