What username and password should I use when calling the API in Postman?

Follow these steps to get your Username and Password:

Step 1: Get Your API Credentials in Vtiger CRM

1. Log in to your Vtiger CRM account.
2. Click the User menu in the top right corner. 
3. Select My Preferences. The My Preference page opens. 
4. Go to User Information > Access Key.
5. Copy the Access Key. 

Step 2: Enter Credentials in Postman

1. Open Postman.
2. Select the API request.
3. Go to the Authorization tab.
4. Choose Basic Auth as the authentication type.
5. Enter the following credentials:​​​​​
   1. Username: Your Vtiger CRM email address.
   2. Password: Paste the copied Access Key here (not your login password).
6. Click Send to make the API call.