LG LG260 User Manual page 141

Note:
No driver installation is required for Windows 2000/ME/XP users.
If you use Windows 98/98SE, you have to download and install the USB
Mass Storage Driver from the Sprint Web site at www.sprint.com.
To avoid loss of data, DO NOT remove the USB cable, the microSD card, or
the battery while files are being accessed or transferred.
DO NOT use your computer to change or edit folder or file names on the
minSD, and do not attempt to transfer large amounts of data from the
computer to the microSD card. Doing so may cause the microSD card to
fail.
DO NOT turn off or restart your computer, or put it into standby mode,
while using a mass storage device. Doing so will result in loss or damage
of data.
While you are connected to the computer, your phone's screen will
display "Phone Off."You cannot make or receive calls.
If you connect a mass storage device to a peripheral device, your device
may not work properly.
Section 2I: Using the microSD Card 127