I recommend installing the free demo version prior to acquiring and check the need for session management. The OC Session Manager module is primarily intended for OpenCart three. Opencart stores some user info (language, currency, cart, and so forth.) in PHP periods. OpenCart can store this details in two ways: https://garrettxdmtz.eedblog.com/31911791/indicators-on-opencart-test-cases-you-should-know