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hauser7
Contributor
Contributor

Cannot expand Partition on Disk Management

Hi, my windows 10 install is short of space,  I expanded the disk size on the Setting of the VM but when i try to expand the HDD on disk management in Windows 10 it wont let me extend the current disk, could it be a setting on the VM Side?

Bus type is set to SCSI

Pre-allocate Disk space is unchecked

Split into Multiple files is checked

thanks,

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9 Replies
wila
Immortal
Immortal

Hi,

Those settings are fine.


Was this VM previously a bootcamp VM?

Can you show us the partition layout (screenshot would do) ?

--

Wil

| Author of Vimalin. The virtual machine Backup app for VMware Fusion, VMware Workstation and Player |
| More info at vimalin.com | Twitter @wilva
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dskwared
VMware Employee
VMware Employee

Also, what size is the disk before/after space increase? For example, I just want to ensure that the disk you're trying to expand isn't set to MBR, and you're trying to expand beyond the 2TB limit.

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hauser7
Contributor
Contributor

Hi, the disk was or still is 60 GB. and it was not a bootcamp VM, it might have been from parallels and imported to VMWare.Screenshot 2018-03-21 13.19.42.png

here is a screenshot of disk management, thanks for the help

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dskwared
VMware Employee
VMware Employee

And, just to make sure... Have you done the Action > Rescan Disks to detect the changes to the virtual hard disk?

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wila
Immortal
Immortal

Hi,

Windows cannot extend because the recovery partition is after the main partition.


As such the partition itself can't grow larger.

If you want to increase that partition then you have to use a 3rd party repartitioning tool that moves the recovery partition more to the right.

I tend to like the linux live CD system rescue CD:

http://www.system-rescue-cd.org/Download/

and boot from that ISO, then start the GUI (run startx if you don't start in GUI mode) and resize / change using gparted.

Please DO take a backup of your VM to an external disk before doing so (Please note that Time Machine does not make reliable backups of VMs!)

--
Wil

| Author of Vimalin. The virtual machine Backup app for VMware Fusion, VMware Workstation and Player |
| More info at vimalin.com | Twitter @wilva
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Technogeezer
Immortal
Immortal

Also, I see that you have a partition with for an F: drive after the Recovery Partition.

If you do use gparted from the rescue CD that wila​ mentions in the prior post, you will need to move both the F: drive partition and the recovery partition to gain space so you can expand the  C: drive.

Definitely take the advice and make a copy of your VM (after shutting it down and exiting Fusion) before you do anything.

- Paul (Technogeezer)
Editor of the Unofficial Fusion Companion Guides
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hauser7
Contributor
Contributor

im going to try this, can i boot the linux live cd from a USB? i cannot seem to find how to do it

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hauser7
Contributor
Contributor

thanks, got it working with the system rescue cd.

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wila
Immortal
Immortal

Hi,

Seems you got it to work, but for others reading this.


The trick is to select the iso file for your virtual cdrom, the connect the cdrom to use that iso at boot time.

After that you can boot straight from the virtual cdrom.

--

Wil

| Author of Vimalin. The virtual machine Backup app for VMware Fusion, VMware Workstation and Player |
| More info at vimalin.com | Twitter @wilva
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