How to fix Spotify error code auth 15 in Windows 10 Steps

Imagine this: it’s a Friday evening, and you’re all set to unwind after a long week. You decide to launch Spotify on your Windows 10 PC, eagerly anticipating your favorite playlist. But instead of the soothing melodies, you’re greeted with an error message: “Spotify Error Code Auth 15.” Frustration sets in, and you wonder if your evening of relaxation has been foiled.

Fear not, because in this comprehensive guide, we will delve deep into the world of Spotify error codes, focusing specifically on Auth 15, which is a common issue on Windows 10. We will explore the underlying causes, discuss various error codes you might encounter, and provide step-by-step solutions, both automatic and manual, to get your music streaming smoothly again.

Understanding Spotify Error Codes

Before we address Auth 15, let’s take a moment to understand why error codes occur in Spotify. These codes are essentially messages from the application trying to convey what went wrong. Common error codes include Auth 15, Auth 4, Auth 5, and Auth 6, among others. Each code corresponds to a different issue, making it crucial to identify the specific code to diagnose and fix the problem accurately.

Here’s a quick overview of some common error codes:

Auth 4: This error indicates a problem with your username or password. It usually means your credentials are incorrect or need updating.

Auth 5: Auth 5 arises when your account is temporarily locked, often due to suspicious activity or a failed login attempt.

Auth 6: This error suggests there’s an issue with your Facebook login, primarily if you use it to access Spotify.

Auth 15 (Our Focus): Auth 15 signifies that there’s an issue with the app’s authentication process. It can occur due to various reasons, including corrupted files, network problems, or incorrect configurations.

Fixing Spotify Error Code Auth 15 in Windows 10: Step-by-Step Solutions

Now, let’s explore the different ways to fix Auth 15 error on Spotify in Windows 10:

  1. Automatic Solution: Reinstall Spotify

Uninstall Spotify: Go to “Control Panel” > “Programs” > “Uninstall a program,” right-click on Spotify, and select “Uninstall.”

Delete leftover files: Navigate to “C:\Users<YourUsername>\AppData\Roaming” and delete the Spotify folder.

Reinstall Spotify: Download the latest Spotify installer from the official website and follow the installation prompts.

  1. Manual Solution: Update Windows and Drivers

Ensure Windows is up-to-date: Go to “Settings” > “Update & Security” > “Windows Update” and click “Check for updates.”

Update drivers: Outdated or incompatible drivers can lead to Auth 15 errors. Visit your PC manufacturer’s website or use a driver updater tool to update drivers.

  1. Manual Solution: Clear Cache and Temporary Files

Press “Win + R,” type “%appdata%” and press Enter.

Open the “Spotify” folder and delete all files except the “Data” folder.

In the same folder, navigate to “Local” > “Spotify” and delete all files.

Restart Spotify.

  1. Manual Solution: Check Firewall and Proxy Settings

Disable your firewall temporarily and check if the issue is resolved. If it is, add Spotify to your firewall’s exceptions.

Ensure there are no proxy server configurations interfering with Spotify’s connection.


Spotify error code Auth 15 can be frustrating, but armed with the knowledge and solutions provided in this guide, you can troubleshoot and resolve the issue on your Windows 10 PC. Remember, patience and persistence are key when tackling tech glitches.


Why does Spotify error Auth 15 occur?

Auth 15 can occur due to various reasons, including corrupted files, network issues, or incorrect configurations. It often signifies an authentication problem within the app.

Is there a way to prevent Auth 15 errors in the future?

Regularly updating Spotify, Windows, and drivers, as well as ensuring a stable internet connection, can help prevent Auth 15 and similar errors.

Can I contact Spotify support for assistance?

Yes, Spotify has customer support options, including a help center and community forums, where you can seek assistance for persistent issues.

What should I do if none of the solutions work?

If you’ve tried all the solutions provided and the issue persists, consider reaching out to Spotify support for personalized assistance. They may have specific troubleshooting steps based on your situation.

Sakshi Anant Author