Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.

mac2thefuture

macrumors 65816
Original poster
May 15, 2007
1,106
30
Lancashire, North West, UK
Hi, I have a 4T external i'd like to partition and make OS journaled but, the partition tab is greyed out - please can you assist, thanks.
Screen Shot 2015-10-05 at 15.46.15.png
 
Hi, I have a 4T external i'd like to partition and make OS journaled but, the partition tab is greyed out - please can you assist, thanks.View attachment 589827

You have to Erase first I believe, partition map is currently formatted for MBR which is unsupported on OS X for partitioning. So erase as exFAT or OS X Extended (Journaled) and you'll be able to setup partitions then.
 
  • Like
Reactions: mac2thefuture
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.