Howdy Jk27, thanks for taking the available time out of your day to ask us your questions about the Samsung Galaxy A36 5G. No, the advertised Galaxy A36 5G does not offer expandable storage capabilities. This device is compatible with AT&T, Boost Mobile, Cricket, Google Fi, H2O Wireless, Metro by T-Mobile, Sprint, T-Mobile, US Cellular, and Verizon. If you think of additional questions, please do not hesitate to reach out to Support. Thank you for being a valued Samsung customer. - Debra