yes it’s correct
Since it’s a Google Drive credential/OAuth setup, this is almost always one of these (in order of likelihood)![]()
- Redirect URI mismatch — the URI n8n shows you on the credential screen (ends in /rest/oauth2-credential/callback) has to be pasted EXACTLY into Authorised redirect URIs in your Google Cloud OAuth client. Even a trailing slash or http vs https mismatch will break it.
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- Google Drive API not enabled on the project — go to Google Cloud Console > APIs & Services > Library, search “Google Drive API,” and make sure it’s enabled for the same project your OAuth client belongs to.
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- OAuth consent screen still in “Testing” mode without your account added as a test user — if the app isn’t published/verified, only emails explicitly added under “Test users” can authenticate.
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- Wrong Client ID/Secret pasted, or copied with extra whitespace.
- Can you paste the actual error text (not just the screenshot) so we can narrow it down? “redirect_uri_mismatch” and “Error 400: invalid_client” need different fixes.

