LG 306G User Manual page 14

Getting to know your phone
3. Replace the back cover.
NOTE: If your memory card has existing content it will automatically
be filed in the correct folder. For example, videos will be accessible
from the Videos folder. If your memory card has protected content (i.e.
content such as songs or graphics with Digital Rights Management
copywriting loaded from another device), they will not be accessible.
You may need to reformat the memory card prior to using it with this
device.
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