In the Mac os x computer, it is a very common when the user is getting a notification “Mac os x disk not ejected properly”. If you are also one of them and asking for the help to get over from this problem then you have come to right place. Well, the Mac os x is such a good computer that is more advanced from the other computers. Your data will be saved in this computer very safely and in a very organized way. But on the other side it is also true that in some of the cases you have to face a very common notification “Mac os x disk not ejected properly”. When the hard drive, disk or volume of your Mac os x computer is not ejected in a proper way then the notification Mac os x disk not ejected properly” will come on the screen. If you connect an external hard drive with your Mac computer for sharing the data and you eject the hard drive improperly after the data sharing then you may also get this message “Mac os x disk not ejected properly”. It is also true that this issue lead to loss of your data. Hence if this happens and you do not have backup file then immediately go through the Mac data recovery software.