I resolve this problem
NIKM
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Forgive me for being late.
IOS14 solved the problem by changing 'Build Settings-Packaging-Product Name' to English.
If you want to keep the existing name as it is, add the existing name to the Bundle display name in 'info.plist' and it will work as before.
I refer to the site below.
https://github.com/invertase/react-native-firebase/issues/4093