Pinterest Authorization Failed: Why It Happens and How To Fix It

“Authorization failed” means Pinterest rejected the credentials or access token being used, not that your account is broken. It shows up in three places: logging into the Pinterest app or site, connecting a third-party tool like Tailwind or Zapier, and developer API calls. The fix depends on which one you’re hitting.

Find Your Fix

Where you see the error	Most likely cause	Fix
Pinterest app home screen	Corrupted app data or outdated version	Update, then reinstall the app
Pinterest in a browser	Stale cookies or cached session	Clear cookies for pinterest.com
Tailwind, Zapier, Canva, Shopify, Etsy	Expired or revoked access token	Disconnect and reconnect in Pinterest settings
Your own API integration	Missing scopes or expired token	Re-run OAuth with correct scopes

What the Error Actually Means

Pinterest doesn’t grant permanent access to anything. Every session and every connected app runs on a token that has a shelf life and can be revoked.

“Authorization failed” is Pinterest saying the token it received was expired, revoked, or not valid for what was requested. It is not an account suspension, a hack, or a ban. Those produce entirely different messages.

Knowing that changes the fix: you’re not repairing an account, you’re replacing a token.

Fix 1: Authorization Failed When Logging In

This is the version most people hit, and it often appears right on the app’s home screen after signing in or out.

On iPhone or Android:

1. Check for a Pinterest update in the App Store or Google Play. An outdated build is the single most common cause.
2. If it’s current, force close the app and reopen it.
3. Still failing? Delete the app and reinstall it. This clears corrupted local session data and resolves most cases.
4. Sign in again.

In a browser:

1. Clear cookies and cached data for pinterest.com specifically, not your whole browser history.
2. Close and reopen the browser.
3. Try an incognito or private window. If it works there, the problem was cached data.
4. Try a different browser. This error has a history of being browser-specific.
5. Disable extensions, especially ad blockers, privacy tools, and VPNs. These interfere with the authorization handshake.

Skip the password reset. It’s the first thing most people try and it rarely helps, because the problem is a bad token rather than wrong credentials.

Fix 2: Authorization Failed on a Connected App

If Tailwind, Zapier, Canva, Later, Shopify, or Etsy shows this error, the link between that tool and Pinterest has broken. Pinterest may still list the app as authorized, which is why this one confuses people.

The fix is a full disconnect and reconnect, not just a retry:

1. Open Pinterest → Settings → Security (or Apps and connections).
2. Find the app in the list and remove or revoke its access.
3. Go to the third-party tool and disconnect Pinterest there too.
4. Reconnect from the tool’s side and approve the permissions again.

Removing it on only one side leaves a stale token behind, and the error returns.

Common triggers:

• You changed your Pinterest password, which invalidates every existing app connection.
• You enabled two-factor authentication.
• The token hit its natural expiry. Pinterest cycles these periodically as a security measure.
• You switched between a personal and business account.
• Pinterest changed API permissions and the app needs re-approval.

A broken connection also silently stops scheduled pinning, which is worth checking if you’ve noticed your monthly views decreasing around the same time.

Fix 3: Authorization Failed on the Pinterest API

For developers, the message almost always points to one of four things:

• Missing scopes. A read-only token can’t create Pins. The related error “at least one scope must be requested” is the same root problem. Request the write scopes your endpoint needs at authorization time.
• Expired access token. Pinterest access tokens are time-limited. Use your refresh token to get a new one, and handle expiry in code rather than manually.
• Sandbox vs. production mismatch. A sandbox token won’t authenticate against production endpoints, or the reverse. Confirm which base URL you’re calling.
• App not approved for the endpoint. Some endpoints require your app to pass Pinterest’s review before they’ll work with live data.

If GET requests succeed and POST requests fail, it’s a scope problem, not a token problem.

Before You Troubleshoot: Check It Isn’t Pinterest

Pinterest has outages, and during them no amount of reinstalling helps. Two quick checks:

• Search Pinterest’s name on X or Downdetector. Sudden spikes mean it’s platform-wide.
• Try signing in on a different device and network. If it fails everywhere, wait it out.

Save yourself an hour by doing this first.

This Doesn’t Affect Saving Pins to Your Device

Worth knowing if you’re locked out mid-project: authorization errors only affect signed-in access. They don’t touch publicly visible Pins.

LinkGrab requires no Pinterest login, no account connection, and no permissions, so it keeps working normally during authorization problems and outages. Paste a public Pin’s link and download the video, image, or GIF. There’s a breakdown of the process on the how it works page, and a full walkthrough in our guide to downloading Pinterest videos.

It only works with public Pins. Anything behind a login stays behind it.

FAQs