You can format the external hard drive or USB drive to make it compatible with both Mac and Windows machines. This thing is still unknown for many users but doesn’t worry it’s not complex.
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If you are techy and use Windows and Mac computers frequently, then you might need to transfer data between Mac and PC. Windows and macOS filesystems are different and you might need to format the drive every time to use on both platforms. You don’t need to format the hard drive every time you can choose a filesystem while formating the drive so the hard drive or USB drive work on both Mac and PC
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So to get rid of these situations we bring here a guide that will help you to format your drive which works on both platforms and you don’t need to format and backup data every time. After cross-compatible formatting, simply unplug the drive from one machine and then plug it to another. Sounds good to you right? So let’s started, how this works.
Understand file systems for Mac and PC
There are three common file system types to format an external USB or hard drive, SSD drive, SD card and etc. FAT32, NTFS, and exFAT, let’s have a look what’s the difference between these formats.
FAT 32 Format

This format is pretty old but supported and it’s not efficient as compared to NTFS. It doesn’t support big features but offers great compatibility which means it’s compatible with all versions of Windows. It can only support 4GB file size and up to 8TB hard drivers. It’s not capable to store files larger than 4GB.
NTFS Format

NTFS is a modern format system and Windows also uses this format for itself and for other non-removable drives by default. This format is also compatible with all versions of Windows but limited to none Windows OS as FAT32.
exFAT Format
exFAT drives are faster at reading and writing as compared to FAT32. This format can store large files and it’s also lightweight. It’s compatible with all versions of Windows and the best thing it’s along with Windows it’s also compatible with macOS, Linux, and Android, etc.
- If your drive is formatted as Windows default format NTFS then its only readable to macOS. You can’t do more than that or you have to install a separate app on Mac to read write the drive.
- Drive with macOS format HFS+ cant readable to Windows.
- FAT32 format works on both Windows and Mac but the problem is you can only work with the files with Maximum size 4GB.
Learn more: Copy data on NTFS drive in macOS
FAT32 is much better than NTFS and HFS+ coz it works on both operating systems. You can also install drivers on each OS to make work your drive. So exFAT is much better than all of these formats and a simple option but this will not work on Leopard.
Format and external hard drive on Mac
First, let’s see how to format an external hard drive or USB drive in macOS which works with both Mac and PC platforms, first plug-in your drive in macOS machine.
- Open Disk Utility on your macOS, press cmd + spacebar keys and type Disk Utility in the spotlight search. Open Disk Utility from the search results.
- On the Disk Utility interface, select an external drive click on the Erase button from top of the window (make sure and bcakup your drive before erasing it).
- Now enter the name for the external drive which will be used after formatting and also select exFAT for Format option and click on the Erase. This will format the drive as ExFAT format and your drive is now compatible with both platforms.
Format hard drive in Windows
The below steps for formatting external drive is for Windows 10 and also works the same with an old version of Windows. To format your external drive hard drive in Windows which works with both platforms, first plug-in your drive with Windows machine.
Open Disk Management tool by right-clicking on start menu icon and then select Disk Management. Now right click on the external drive and click on format option (double-check the drive name and capacity to make sure you are going to format the right drive.)
Now enter the Volume label as you need and change the File system for exFat and click Ok. Now you are done.
Share your experience, how do you use an external hard drive on both Mac and PC. Did you format the drive as exFAT ? or use any utility that helps the system to read another type of file system. Please leave a comment below.
Related Content
Western Digital (WD) portable hard drives are really helpful. They offer high capacity storage, universal connectivity and are also compatible with USB 3.0 and 2.0.
If you want the WD external hard drive to work on your Mac or PC, you need to format it first. So, if you are looking for how to format your WD drive, you are on the right page. Here, we provide a step by step guide on the same.
Securing your data

Once the formatting process begins, all the data on the drive will be lost. Therefore, you will have to extract or back up your data first before you start the process.
You can do that by copying your files to a new location one by one. If the data to be transferred is massive, then you should use a professional back up software (e.g EaseUS Todo Backup).
Read Also:How to fix itunes error 9039
Formatting your WD hard drive for Mac
Formatting your drive to FAT32 or exFAT is easier using Mac’s built-in Disk Utility. Below are the steps for the process.
- Connect your WD hard drive to your Mac computer.
- If your driver doesn’t turn up, navigate to Finder then select Preferences.
- In the small window that appears, check the boxes next to Hard Disks and External Disks. Your WD external hard drive should now be visible on your screen.
- Double-click on the driver icon that appears on your desktop.
- Click on Applications from the left pane
- Go to Utilities
- Select Disk Utility
- Click on the drive with the WD label in the left pane of the Disk Utility.
- Click on Erase in the Disk Utility file menu. The Erase dialogue window appears.
- Select the Volume Format drop-down list
- Choose MS-DOS (FAT)or ex-FAT File System.
- Click on the Erase button then wait a few minutes and let the macOS erase data on the drive.
- Reformat the drive by FAT32 or ex-FAT
- Once formatting is complete, you can use the drive in your MacOS or OS X as a regular hard drive.
Note: ex-FAT is a better choice for formatting your WD on Mac.
Read Also: How to delete Google Drive from Mac
Formatting your WD hard drive for PC
Below are the steps to follow when formatting the WD Drive for Mac.
- Connect your WD hard drive to your Windows PC
- Click on the Start button and select This PC. A new Windows Explorer window opens.
- Right-click on the icon assigned to the WD Drive.
- Click on Format in the pop-up menu.
- Select the File System from the drop-down list then choose either ex-FAT or FAT32
- Type a name in the Volume Label This is the name that will represent your drive when you connect it with your PC or Mac.
- Select the Quick Format option then click on Start.
- Wait for a few minutes for the process to complete. After successful formatting, you can then save or move files to it.
Conclusion
Mac Hard Drive To Windows
Hopefully, the steps above will enable you format your WD external hard drive for Mac successfully. Should you encounter any problem with the same, let us know in the comments section.
Hard Drive For Pc And Mac
Read Also: How to add Google Drive to Mac Finder
