The process of transferring Nintendo 3DS game files to a secure digital (SD) card enables users to expand the storage capacity of their handheld console. This allows for a larger library of downloadable titles and digital content to be readily accessible. For example, users may wish to transfer game data to an SD card to accommodate multiple large game installations.
Increasing storage space on the 3DS provides several advantages, including preventing the need to constantly delete and redownload games. This saves time and bandwidth, particularly for users with limited internet access or data caps. Historically, SD cards have offered a cost-effective solution for extending the lifespan and usability of devices with limited internal memory.