g-l90 keep saying storage space is running out when i have a 32 gig sd card?

[AC Question]

In the notification bar it says,"STORAGE SPACE RUNNING OUT" The only apps I've downloaded are facebook an messenger?

 

[Ian Morgan2]

It doesn't seem to have a lot of storage to begin with.....
LG GS190 full specs
Hardware
Built-in storage:
0.012 GB
Storage expansion:
microSD, microSDHC up to 8 GB