# 4.1 iOS Package Name Setup on Firebase

* Go to the firebase console > Project overview page. Click on add app and then the **iOS icon**. Enter your package name. You can use the same package name that you have used for android.

<figure><img src="https://lh3.googleusercontent.com/2HkIc8mMM3dlkLdQk706dhSzBndlu2DSZI9bzN3cYwZWu53TX2EdWQqBNTRdlDWOHdH1fEj38jYE8Lw_rMaU_yoxkpqzg6j-BYQC4r57EEMtgl4KkFmBplSNbOGxoTWU4DgH0PzI_y9y7lqWrUUQXgt8vT7Cyf5vv5iHFEhvmYht5kVMe7O1cdPg8NiA" alt=""><figcaption></figcaption></figure>

* Click on the register app and skip others by clicking next.
* Now go to project settings and click on ios and download the **GoogleService-info.plist**​ file.
* Then go to the **i​os/Runner** directory​ and paste the file here.
* Now, Open the iOS folder on Xcode by right-clicking on the iOS folder from VSCode or Android Studio and go to the runner folder and move the **GoogleService-info.plist**​ file here. You will get a popup and click yes or confirm the popup message.
* Now, open the ​**GoogleService-info.plist**​ file from your IDE or from  Xcode and copy the **REVERSED\_CLIENT\_ID**. (See the picture below)​

<figure><img src="/files/H5b1XCGQDC71HD21BwhL" alt=""><figcaption></figcaption></figure>

* Go to the **i​os/Runner/Info.plist​** file and replace the **R​EVERSED\_CLIENT\_ID** here.

<figure><img src="/files/iLbtSJqywkYJq0EWjv8l" alt=""><figcaption></figcaption></figure>


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