But if you try to use an external hard drive that's been formatted for Mac OS, you'll find that it will not. Click the 'Start' icon in the lower left hand corner of the PC desktop. Apple: Official Site Microsoft: Create and Format a Windows Partition. How to fix a hard drive that won't show up on a Mac Make sure your Mac is set to show mounted drives on the desktop. Go to Finder > Preferences > General and make sure that there is a tick beside.

Drive Partition and Format 1. Open Disk Utility in your Utilities folder. After DU loads select your hard drive (this is the entry with the mfgr.'

S ID and size) from the left side list. Click on the Partition tab in the DU main window. Under the Volume Scheme heading set the number of partitions from the drop down menu to one. Click on the Options button, set the partition scheme to GUID then click on the OK button. Set the format type to Mac OS Extended (Journaled.) Click on the Apply button and wait until the process has completed. Select the volume you just created (this is the sub-entry under the drive entry) from the left side list.

Click on the Erase tab in the DU main window. Set the format type to Mac OS Extended (Journaled.) Click on the Security button, check the button for Zero Data and click on OK to return to the Erase window. Click on the Erase button. The format process can take up to several hours depending upon the drive size. Re-partition the drive to create the three partitions. The one you wish to use on a PC you should format MSDOS (FAT). When you connect the drive to your PC it should have no problem reading the partition set up for a PC.

Now while on the PC you may wish to consider reformatting that partition using ExFAT (if supported on your PC.) This format is more compatible with both OS X and NTSF supporting long file names and other FAT filesystem irregularities. Drive Partition and Format 1. Open Disk Utility in your Utilities folder. After DU loads select your hard drive (this is the entry with the mfgr.' S ID and size) from the left side list. Click on the Partition tab in the DU main window.

Under the Volume Scheme heading set the number of partitions from the drop down menu to one. Click on the Options button, set the partition scheme to GUID then click on the OK button. Set the format type to Mac OS Extended (Journaled.) Click on the Apply button and wait until the process has completed. Select the volume you just created (this is the sub-entry under the drive entry) from the left side list. Click on the Erase tab in the DU main window. Set the format type to Mac OS Extended (Journaled.) Click on the Security button, check the button for Zero Data and click on OK to return to the Erase window.

Microsoft office for mac 2016 touch bar macbook. Click on the Erase button. The format process can take up to several hours depending upon the drive size.

Re-partition the drive to create the three partitions. The one you wish to use on a PC you should format MSDOS (FAT). When you connect the drive to your PC it should have no problem reading the partition set up for a PC.

Now while on the PC you may wish to consider reformatting that partition using ExFAT (if supported on your PC.) This format is more compatible with both OS X and NTSF supporting long file names and other FAT filesystem irregularities. Apple Footer • This site contains user submitted content, comments and opinions and is for informational purposes only. Apple may provide or recommend responses as a possible solution based on the information provided; every potential issue may involve several factors not detailed in the conversations captured in an electronic forum and Apple can therefore provide no guarantee as to the efficacy of any proposed solutions on the community forums. Apple disclaims any and all liability for the acts, omissions and conduct of any third parties in connection with or related to your use of the site.