A microSD slot on your phone means you are able to increase your phone’s storage with ease. Galaxy Note8, S8, and S8+ support microSD cards up to 256GB, while Galaxy S9 and S9+ can support microSD cards up to 400GB. And with Galaxy Note9 came support for microSD cards up to 512GB, giving some Galaxy Note9 phones a storage capacity of 1TB.
To insert a microSD card, first eject the SIM tray by using the ejection pin. Insert the pin into the hole on the SIM tray to eject. Then take out the SIM tray, place your microSD card onto the tray, and put it back into the phone.
Support for 512GB microSD cards is available on Galaxy Note9, S9, S9+, Note8, S8+
Discover more about Galaxy for yourself.
* MicroSD card sold separately.