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Allow AdManage.ai in Google Workspace

If someone at your company sees Google's "Access blocked" screen when signing in with Google, your organization needs to approve AdManage.ai in the Google Admin console. This usually takes a few minutes.

Last updated: June 2025

Google sign-in error: Access blocked — your institution's admin needs to review AdManage.ai (Error 400: access_not_configured)
Typical error: Error 400: access_not_configured — the app is not yet configured for your Google Workspace domain.

Google Admin quick links

Open these while signed in as a Google Workspace administrator (Service Settings or Super Admin).

  • Google Admin homeStart here if you are not signed in yet.
  • API controlsSecurity → Access and data control → API controls.
  • Apps pending reviewApprove after a user clicks Request access (Option A).
  • Manage third-party app accessAllowlist by OAuth client ID (Option B).
  • API access settingsOrg-wide rules for unconfigured third-party apps.
  • Accessed appsFind AdManage if it already appears in usage logs.

What this error means

Your company uses Google Workspace (managed Google accounts). By default, many organizations block third-party apps until an admin explicitly allows them.

AdManage.ai is not blocked because it is unsafe — Google is enforcing your org's API access control policy. Once you configure access, users can sign in with their work Google account (for example @yourcompany.com).

What you need

  • A Google Workspace admin account with Service Settings or Super Admin privileges
  • Access to API controls in the Admin console
  • The OAuth client ID below (for proactive allowlisting)

Option A — Approve a user access request (fastest)

Step 1 — Ask the user to request access

On the blocked sign-in screen, the employee should click the blue Request access link. That sends the app to your Google Admin pending review queue (usually within a few minutes).

Google sign-in error screen with Request access link highlighted — user should click Request access
Tell users to click Request access on this screen before you approve the app in Admin console.

Step 2 — Approve in Google Admin

After they request access, AdManage.ai appears in your pending review queue. Open Apps pending review.

  1. Sign in at admin.google.com, then open API controls.
  2. Under App access control, open Apps pending review.
  3. Find AdManage.ai (or the app from the user's request).
  4. Click Configure access and select organizational units (whole domain or specific teams).
  5. For Access to Google data, choose Trusted (recommended) or Limited / Specific scopes per your security policy.
  6. Save and ask the user to try Sign in with Google again.

Google help: Review third-party app access requests

Option B — Allowlist AdManage before anyone requests access

Add the app by OAuth client ID so users are not blocked on first sign-in. Open Manage third-party app access.

  1. Open API controls, then Manage third-party app access.
  2. Click Add app (or configure a new web application).
  3. Choose OAuth App Name Or Client ID and paste the client ID below.
  4. Set access to Trusted (or Limited if your policy requires tighter scopes).
  5. Apply to your root org unit (/) or the relevant OUs, then save.

AdManage.ai OAuth client ID

550827967992-96jifucfk5k7leriau1n4sq4elmvs1iv.apps.googleusercontent.com

Configure many apps or OUs in bulk (CSV)

Check org-wide API settings (optional)

If many apps are blocked, your domain may require explicit allowlisting for all third-party sign-in. Review API access settings under Unconfigured third-party apps.

Allowing only apps that request Sign in with Google basic info is a lighter policy; allowlisting AdManage as Trusted in Option A or B is still the reliable fix for this error.

Which access level to choose

  • Trusted — Simplest. Users can sign in and connect integrations (Google Drive, Google Ads, YouTube) when AdManage requests those permissions later.
  • Limited— Sign-in plus only "unrestricted" Google data; may block some integration flows until scopes are expanded.
  • Specific Google data — Tightest control; you must include the Google sign-in scope and any scopes your team needs for Drive or Ads.
  • Block — Do not use if you intend to allow AdManage.

Still not working?

SymptomLikely causeWhere to check
Still access_not_configuredWrong OU, or a different OAuth client was allowlisted than the one AdManage uses for sign-in.Configured apps
admin_policy_enforcedApp is explicitly blocked, not merely unconfigured.Configured apps
Sign-in works, Drive/Ads connect failsAccess level is too restrictive; upgrade to Trusted or add required scopes.Accessed apps
AdManage not in pending reviewUser did not click Request access; use Option B instead.Manage third-party apps

Google help: Control which apps access Workspace data

What to tell your team

IT has allowlisted AdManage.ai in Google Workspace. Please sign in again with your work Google account at admanage.ai.

Need help from AdManage?

We cannot change your Google Admin policies on your behalf. If the app does not appear in Apps pending review, send your IT team this page and the OAuth client ID above.

Questions?

Contact support
or email [email protected].

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