Sounds like you did everything right. Just speculating: I wonder if perhaps your USB drive was too full or the folder you were trying to encrypt was too big compared to the amount of free space on the drive and the size of the encrypted image you were trying to make. Or maybe your USB drive is defective.

With Disk Utility, you can create Mac disk image of any desired size and format. You can also encrypt these image files to protect your data from being stolen. You may choose from 128-bit or 256-bit security for file encryption. Create disk image from flash drive. I'd like to create an image of the contents so I can repurpose the drive, but be able to restore it back to it at a later point ( make it bootable again too ). Browse other questions tagged mac disk-utility or ask your own question. 6 years, 3 months ago. 11,991 times.

Another possibility is a problem with your boot hard drive, in the event it is too full, or some corruption problem with disk utility or os x or a preference file; one or another of these might make disk utility act strangely. I suppose I'd try backing up the folder and then reformatting the USB drive and trying again. Download minecraft for apple mac.

If that didn't work, maybe try a new USB drive. After that you might consider going through some basic mac maintenance maneuvers.

Here is a good page to look at:. Sounds like you did everything right.

Just speculating: I wonder if perhaps your USB drive was too full or the folder you were trying to encrypt was too big compared to the amount of free space on the drive and the size of the encrypted image you were trying to make. Or maybe your USB drive is defective. Another possibility is a problem with your boot hard drive, in the event it is too full, or some corruption problem with disk utility or os x or a preference file; one or another of these might make disk utility act strangely. I suppose I'd try backing up the folder and then reformatting the USB drive and trying again. If that didn't work, maybe try a new USB drive. After that you might consider going through some basic mac maintenance maneuvers. Here is a good page to look at:.

Indesign cc 2016 torrent mac kickass. This is the pulldown that you get if you click on 'New Image' in the toolbar. If you do it this way you just have to pick a size that will be big enough for the folder that you are encrypting. You can see how big the folder is by clicking on the folder and doing 'Get Info' from the file menu in the Finder. (or right click if you have a right clickable mouse, or control-click if you don't). The alternative way is to do (in disk utility): File Menu> New> Disk Image from folder, and it will calculate the size of the image for you. Progress: you have duplicated the symptom. How big is your USB drive?

How big is the folder you are trying to encrypt? Are there any other files on the USB drive that are taking up space?

How full is your hard drive? 5.There might not be enough room on your USB drive for both the folder and the encrypted image of the folder. It might work better to copy the folder to your hard drive, make the encrypted image on your hard drive, reformat the USB drive, and then copy the encrypted image to your USB drive. Also, you could try to reproduce the symptom again and then open applications> utilities> activity monitor and see what process is hanging.