Configuring Apache settings in WHM (Web Host Manager) involves several steps, but it's relatively straightforward. Here's a general guide on how to do it:

1. Access WHM: Log in to WHM using your credentials. Typically, you can access WHM by typing your server's IP address followed by ":2087" in your web browser's address bar.

2. Navigate to Apache Configuration: Once logged in, locate the "Software" section in WHM's sidebar menu. Under this section, you'll find various options related to software configuration. Look for "Apache Configuration" or "Apache Configuration Editor" and click on it.

3. Edit Apache Settings: In the Apache Configuration Editor, you'll find a text box containing the Apache configuration file. This file usually includes a multitude of settings related to Apache's behavior. Be cautious when making changes here, as incorrect configurations can lead to server issues.

4. Make Changes: You can modify various Apache settings according to your requirements. Some common settings include:

   • Timeout settings: Adjust the amount of time Apache will wait for a response from a client.
   • MaxClients: Set the maximum number of simultaneous connections Apache will accept.
   • KeepAlive settings: Configure whether to allow persistent connections.
   • Enable/disable modules: Enable or disable Apache modules as needed.
   • Virtual Host configurations: Configure settings specific to individual domains hosted on your server.

5. Save Changes: After making the necessary modifications, don't forget to save your changes using the options provided in WHM.

6. Graceful Restart: Once you've saved your changes, it's often necessary to perform a graceful restart of the Apache service for the new configurations to take effect. Look for an option to "Restart Apache" or "Apply Configuration" within WHM and click on it.

7. Testing: After restarting Apache, it's a good idea to test your websites to ensure they're functioning as expected with the new configurations.

8. Monitoring: Keep an eye on your server's performance and website functionality after making changes to Apache settings. If you encounter any issues, you can always revert to previous configurations or adjust settings accordingly.

Remember, Apache configuration can be complex, especially if you're not familiar with it. If you're unsure about certain settings or their implications, it's advisable to consult documentation or seek assistance from experienced professionals. Making incorrect configurations can potentially lead to server downtime or security vulnerabilities.