Samsung Galaxy CORE PRIME User Manual page 196

To increase available memory:
1. Tap Cached data to clear all cached data for all
apps.
2. Tap Miscellaneous files, select unnecessary files
(or tap Select all), and then tap
Memory Card (SD Card)
Once an optional memory card (not included) has been
installed in your device, the card memory displays as
Total space and Available space.
Settings
184
Delete.
Storage