To resize the Mac startup disk, you need to create bootable DVD. Here is how you should proceed. 1) Download Stellar Partition Manager. It will ask you to create image of Macintosh HD. You cannot unmount a disk if the OS is running on it. You cannot unmount as long as a process is running, that may may be unvisible for you. A Menu XTra, EyeTV-Helper or any other. How to Forcibly Unmount a Disk by Command Line in Mac OS Another method uses the command line to force unmount a disk, but this is not the top recommended option because of potential for data loss. Caution must be used with this approach however because forcibly unmounting a disk can cause data loss of the drive being forcibly unmounted.
When I open iTunes and iPhoto (and some others) I'm told that there are new versions/updates available. When asked whether I want to download them now, I click YES and it takes me to Software Update (as usual). In all cases, the process of checking for a Mac OS X update is the same, and that process naturally leads to where you can actually do the update too. To start, you’ll want to go to the Apple menu on the top left of your screen, whether it’s your MacBook Pro, MacBook Air, iMac or any other Macintosh system. If any updates are available, click the Update Now button to install them. Or click ”More info” to see details about each update and select specific updates to install. When Software Update says that your Mac is up to date, macOS and all of its apps are also up to date. Apple also releases system updates that keep your Mac secure and stable. When a new major version of OS X is released, you can download the upgrade for free from the App Store. If you're using an older version of OS X, updates are handled through the Software Update utility. How do i know if there are updates for my mac. As to your OSX 10.5, The highest version currently available is the one you currently have which is the 10.5.8 version so there are no more updates for your machine as you have the latest version of Leopard and without upgrading to Snow Leopard there wont be more updates.
*I tried to fix it by:* A re-partition, full erase or repair using Disk Utility but it can not and I get the following error: Could not unmount disk. I then booted up Mac OS X from the original install disk and did the same but recieved the same error. Finally, I put the USB key into a Windows PC, it mounted fine and would unmount fine.
So, I'm left to conclude that something is faulty. I think I can rule out the drive itself -- I have two drives that exhibit the same symptoms, both of which behave fine in another MacBook Pro. I also think I can rule out the SATA controller/logic board since there are no evident IO problems with the DVD drive and, other than the HDD issues, I can run the Lion installer (as well as an Uuntu LiveCD) without difficulty. So what's left? Could it be the SATA cable?
Nothing was using the HDD at the time. Caelenwilson$ sudo umount -f /Volumes/Caelen_HDD WARNING: Improper use of the sudo command could lead to data loss or the deletion of important system files. Please double-check your typing when using sudo. Type 'man sudo' for more information. To proceed, enter your password, or type Ctrl-C to abort. Password: umount: /Volumes/Caelen_HDD: not currently mounted caelenwilson$ sudo diskutil umount force /Volumes/Caelen_HDD Umount failed for /Volumes/Caelen_HDD caelenwilson$.
Mac Error Could Not Un Mount Disk
This error generally results from improper modification of the boot drive, such as partitioning, disk verification or repairing or formatting. When this error pops up, not only will the Disk Utility halt suddenly, but also the disk will suffer as well, such as damaged data on this disk, like file. Therefore, it is imperative to resolve this error as soon as possible. Here we will share you 5 solutions.
Can't Unmount Disk Mac
A Menu XTra, EyeTV-Helper or any other. Use the Activity Meter (Apple Utility) to see what is runnig. In that Program you can also end the running Process or Processes. After that Your disk will unmount.
• Open the USB drive (the name ' USB' will become ' OS X Base System', that's why you need to smartly unmount the other one using Disk Utility to avoid confusion.) • Inside the USB drive, go to ' System' then ' Installation' remove the file named ' Packages'. That's actually an allias (or a shortcut if you want). Registax similar program for mac. • Go to OS X Install ESD drive. Copy ' Packages' folder from there and paste it in your USB/System/Installation. • The same way, copy the other files from OS X Install ESD drive to the root of your USB (the root, not inside a folder on the USB drive).