Hi
The default configuration is usually fine. You can check that KB from tplink to make sure jumbo frame is activated; https://www.tp-link.com/us/support/faq/697/#:~:text=Enable%20Jumbo%20Frame%20Feature%20To%20test%20the%20jumbo,Click%20OK%20to%20all%20the%20dialogs.%20See%20More.