How to use seagate expansion on a mac Tags: Macintosh Seagate Mac OS X Last response: January 30, 2013 7:10 AM in Mac Os X Share reddevilboy January 30, 2013 2:29:14 AM i'm trying to format my seagate 1tb expansion for my mac and can't get it to work i've tried the erase and i've tried to repartion as suggested on other forums but continually get a "Partition failed with the error: Could not unmount disk" i get it for the erase option as well how do i fix this? More about : seagate expansion mac The Stealthinator January 30, 2013 7:10:13 AM How are you trying to partition or format it? Can't find your answer ? Ask ! Publish Related resources How to use seagate expansion on a mac Forum Seagate expansion hard drive setup for mac Forum How do i get win 7 32 bit to recognise a 2tb expansion external hdd Forum External HD felt on the floor ( Seagate Expansion ) Forum How to format a new Seagate 1 TB ST31000528AS for mac Forum How to install seagate external hard drive on mac Forum How to set up password for expansion drive Forum Seagate GoFlex Desk 3TB Drive - PC vs Mac Forum I want to format my seagate external hard drive for mac Forum Seagate expansion external hard drive 2tb driver Forum How to install OS on Seagate Expansion Portable HDD Forum How to merge usb expansion drive with c drive in xp Forum Seagate Expansion 3TB Forum Seagate Expansion Portable Drive 320gb Forum How to break RSD password for blocked sites Forum [Solved] How much partition do you use for dual boot? Forum HOW TO USE EPSON 800 PRINTER TO WRITE ON CDS Forum How to download from an external hard drive to a new imac Forum How do i find my xfinity wifi password Forum How to unlock ur macbook Forum More resources Read discussions in other Mac Os X categories Configuration Customization Drivers Security !