Resize partition mac without losing data

However, do you know why we have to make a new partition to install Windows? Partitioning splits your hard drive into 2 separate sections, each with its own format.

Ask Mac 911

You can firstly specific the size of Bootcamp partition, and then install Windows on it. However, after running Windows, you may find that your Bootcamp partition is running out of space, and you need to increase its size to continue running Windows OS. Now, the question is: So, it is not an easy task to resize Bootcamp partition.

And Apple says: Here, Remove Windows from your Mac will show you more information. On the other hand, with the development of software technology, some software like Camptune X, Winclone can help you to resize Bootcamp Partition. And, each tool has its advantages.

Use Disk Utility to Add, Delete, and Resize Existing Volumes

To be specific, those familiar with Winclone are aware that with its help you can create a larger Bootcamp partition without losing your original Windows data. The process involves creating an image of the partition for safe keeping, deleting the original Bootcamp partition with Disk Utility, creating a new, more expansive partition, and then moving the data from the imaged partition to the new one with WinClone. Although this method is capable enough to enlarge your Bootcamp partition size, you have to delete Windows at first. Click to tweet. Step 2: Use Disk Utility to shrink your Mac partition to release some unallocated space as much as you need to add to the Bootcamp partition.

Advanced partition management for Mac

Step 4: Download MiniTool Partition Wizard Free edition from its official website, install it on your computer according to prompts and then launch it to get its main interface. Step 5: Step 6: Choose the unallocated space from the Take Free Space from and then drag the sliding button to decide how much free space to take.

Step 7: You will be asked to restart your computer to apply the task since the Bootcamp partition is being used now by Windows.


  • heinz mac and cheese review!
  • how to add regression analysis in mac excel 2011;
  • email signature logo mac mail.

After all operations done, you have finished increasing the size of Bootcamp partition without deleting Windows. Video tutorial for resizing your Bootcamp partition without deleting Windows disk partitioning. In addition to extending partition without data loss, MiniTool Partition Wizard can also help to shrink the size of Bootcamp partition.


  • ms office key finder mac.
  • Partitions Rules to Resizing Volumes & How to Without Losing Data | Other World Computing Blog!
  • cambiar apariencia de windows 8 a mac.
  • landwirtschafts simulator 2013 mods installieren anleitung mac.

But, how do I reduce the size of a bootcamp partition? Keep reading to find details!

Your Answer

In the right circumstance, you can simply follow these steps without having to back up the entire drive, erase and reformat it, and add new partitions. Always back up your drive before attempting to resize partitions in case something goes wrong, or you accidentally click to proceed on a destructive operation. You can read a lot of detail about macOS drive partitioning, and still find that a volume that meets all the parameters for resizing without erasing, and still be told by Disk Utility that the partition will be erased.

Disk Utility lets you resize partitions, but it can be hard to predict whether this will require erasing the partition or not until you click Apply.

How to resize disk partition in macOS | Macworld

You can then also restore your partition from a clone using Disk Utility as well. Email yours to mac macworld.

Launch Disk Utility.