Seagate external hard drive cant be read in mac |Apple Developer Forums
So, if your Seagate GoFlex drive works, but ejects itself unexpectedly, try the FreeAgent Go sleep disable utility described here: Note that they say that attaching the drive to a Windows PC running the Seagate Manager may turn the sleep function back on again. Jul 31, 5: It turns out that this did not "fix" my problem. Without careful testing, it seems that maybe it made it a little less frequent, but something else is still going on that causes this drive to unmount.
Last night, I hooked the drive up to a powered USB hub, and then the hub to the laptop. Everything else was the same. There is something going on with the power on the USB that this drive doesn't handle the same as other drives. I have a couple USB-powered drives, and this is the only one that has this "unmounting itself" symptom.
This laptop is a Retina Macbook Pro 13", Late It is set to "Never Sleep" except display and "Put hard disks to sleep when possible" is disabled. Communities Contact Support. Sign in.
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Browse Search. Ask a question. User profile for user: Mac OS X Speciality level out of ten: Thank You very much for your time, Nathan. More Less. All replies Drop Down menu. Loading page content. Has anyone found a solution to this problem?
Seagate external hard drive cant be read in macos sierra
What about Iomegas? Or am I better off building my own? Thoughts anyone? Reply Helpful Thread reply - more options Link to this Post. Hope it works for you. Stevenredd Stevenredd. DariusD DariusD. The drive stayed mounted! Tested on a iMac and a Macbook with Windows 7. On Windows it sorta mounts but it fails to install the driver. Win7 via Bootcamp? If that's the case, then your drive or your enclosure is failing.
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My theory is that there's not enough energy for the Mac to mount the HD because the System Profiler identifies there's something connected but fails to detect it. I would be willing to bet it's the enclosure. Your enclosure may be toast, but at least you can get to your data.