Google Signin error

Flutter and google_sign_in plugin: PlatformException(sign_in_failed, com.google.android.gms.common.api.ApiException: 10: , null)Stack Overflow

Open the Firebase console and click on the settings icon.

You will see the list of the apps connected to your Firebase project

For Android

1. Open terminal inside your flutter project

2. cd android

3. ./gradlew signingReport or gradlew signingReport

4. Paste your SHA1 key

5. Download and replace the google-services.json

6. flutter clean

IOS:

1. Configure your Firebase project

2. Select IOS

3. Enter your Bundle ID

4. Download credetials

5. Download and replace GoogleService-info.plist

Add this to your info.plist

<key>CFBundleURLTypes</key>
<array>
    <dict>
        <key>CFBundleTypeRole</key>
        <string>Editor</string>
        <key>CFBundleURLSchemes</key>
        <array>
            <string>**INSERT HERE YOUR RESERVED_CLIENT_ID FROM GoogleService-Info.plist**</string>
        </array>
    </dict>
</array>