Can I use my new passport on both MAC and PC

Hello,

Sure you can make the WD external drive to work for both Mac and PC.

All you need to do is to format it to FAT32.

Please click on this link for the instruction

http://wdc.custhelp.com/cgi-bin/wdc.cfg/php/enduser/std_adp.php?p_faqid=291&p_created=1023897270&p_sid=FzcYRCUj&p_accessibility=0&p_redirect=&p_srch=1&p_lva=&p_sp=cF9zcmNoPTEmcF9zb3J0X2J5PSZwX2dyaWRzb3J0PSZwX3Jvd19jbnQ9NzQsNzQmcF9wcm9kcz0yMjgsMjYwLDIyNCZwX2NhdHM9MCZwX3B2PTMuMjI0JnBfY3Y9JnBfc2VhcmNoX3R5cGU9YW5zd2Vycy5zZWFyY2hfZm5sJnBfcGFnZT0xJnBfc2VhcmNoX3RleHQ9Zm9ybWF0IGZvciBtYWMgYW5kIHBj&p_li=&p_topview=1