
I’ve altered my Boot Camp partition numerous times using the methods above. Use Boot Camp Assistant to make new Boot Camp partition larger than your original partition size.To increase the size of your Windows partition use the following steps.

Run Winclone again and “Restore” your Windows image to the new partition.When it asks for Windows disk, quit Boot Camp Assistant.Use Boot Camp Assistant to make a new Boot Camp partition larger than the file size of your “shrunk” Windows partition image, but smaller than your original Boot Camp partition size.Use Boot Camp Assistant to return your drive to a 100% Mac-formatted partition.In Winclone create an “Image” to your Mac-formatted external hard drive.In the “Tools” drop down click “Shrink Windows (NTFS) file system.”.Make a backup of your Boot Camp partition from Windows.

To decrease the size of your Windows partition use the following steps. To accomplish this task without losing all your Windows data you need 3 things.

If you’re running Mac OS X and Boot Camp you may need to increase or decrease the size of your Microsoft Windows Boot Camp partition, depending on what great videos games are out for Windows at the time.
