How to check the Phone Memory Used Space in Samsung Galaxy S3(GT-I9300) JB OS 4.3?
STEP 1. GETTING STARTED
a). Tap on Apps icon as shown below.
b). Now, Tap and drag the Application screen towards right and then tap on Settings icon.
STEP 2. CHECKING AVAILABLE SPACE IN PHONE MEMORY
c). Now tap on More settings and then tap on Storage option as shown below.
d). Now, you can access Device Available Storage memory.