> ## Documentation Index > Fetch the complete documentation index at: https://docs.upmind.com/llms.txt > Use this file to discover all available pages before exploring further. # How to Add Adyen as a Payment Method in Upmind [Adyen](https://www.adyen.com/) is a global payment gateway supporting credit cards, digital wallets, and local payment options on one platform. ## Getting Adyen credentials 1. Log in to your **Adyen** account. 2. Go to **Developers** > **API Credentials**. 3. Create or select an API credential. Create new credential 4. Under **Server settings** > **Authentication**, generate and copy your **API Key**. API key 5. Under **Client settings** > **Authentication**, generate and copy your **Client Key**. Client key 6. Under **Permission** > **Roles** > **Uncategorized**, enable API tokenise payment details (contact Adyen support if unavailable). API tokenise payment details 7. Click **Save changes**. ### Getting Merchant Account After generating the **API** and **Client Key**, the **Account** column displays your **Merchant Account**. Merchant account ### Generate HMAC Key 1. Go to **Developers** > **Webhooks**. 2. Create or edit a webhook. Create new webhook 3. Under **Security**, generate and copy your **HMAC Key**. Generate HMAC key 4. Under **Events**, select all. Select all 5. Click **Save configurations**. 6. Enable **Recurring** contract and **Authentication**. Save settings Enable recurring and authentication 7. For more information, check this . ### Additional Settings to Check for Storing Cards 1. Go to **Developers** > **Additional Data** and enable **Recurring detail**. Recurring detail 2. In **Settings** > **Checkout Settings** > **Tokenization**, ensure **Recurring** is *ON*. Enable Recurring ## Adding Adyen in Upmind 1. Go to **Settings** > **Payment Providers** in your admin area. 2. Click **Add Payment Provider** and select **Adyen**. ## Configure details 1. Enter a display name. We suggest **Adyen**. 2. Select **Test Mode** as needed. 3. Enter your **API Key**, **Client Key**, **Merchant Account**, and **HMAC Key**. 4. (Optional) Click **Test Credentials**. 5. Add supported currencies. 6. (Optional) Enter payment instructions. 7. Click **Create**. ## Editing the payment method To update, go to **Settings** > **Payment Providers**, click the three dots next to `Adyen`, and select **Edit**.