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zowenso

macrumors 6502
Original poster
Oct 2, 2011
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Hello. Is there a flash drive that already comes formatted for Apple? This is the flash drive I’ve been using and it is just about full so I need a new one. When I got it, I had to format it. But it was taking a super long time for a small amount of photos to be downloaded onto it and then I found out I had formatted it wrong. Apparently there are two different options to format for Apple and I had done the wrong one and I can’t remember which one was the right one. Are there any flash drives that are just plugged in and use ready? I just use this to back up photos and I also have an external hard drive which is my main source of storage. This is just an extra added level of security. Thank you.
 

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avoid anything silver or metallic like sandisk as they gets hot to the touch with M1s
the sandisk is hit or miss as the blue 128GB is a charm while the black 265GB is hit or miss.
personally I have a Samsung 32GB usbC_A that works the best with iPad, early Intel and m1.
remember these are just small drives, not powered, heat sinked or large enough to cool.
 
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Hello. Is there a flash drive that already comes formatted for Apple?
There's no reason to ever buy a drive of any kind (flash drive, SSD, mechanical hard drive) that's pre-formatted for Macs. I mean, you can buy one and it'll work fine of course -- but it's a waste of money because they are almost always more expensive than the same exact drive with a default PC format. You're also limiting yourself to whatever few models they've decided to sell Mac formatted, when in reality you should have your choice of literally any drive out there on the market.

Reformatting takes less than 5 minutes to plug in the drive, open Disk Utility, and change the formatting to, most likely, APFS.

 
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The 2020 iMac has USBc ports.
So... with an eye on the future... I'd recommend a USBc flash drive.

That said, the last flash drives I bought were these:
They're USBc. Very nice drives, small, but not TOO small.
(I lost a -tiny- 128gb flash drive for around a year because it was so small it fell into a storage bag and I couldn't find it!)

If you get a USBa flash drive, try to get one that runs at USB3 speeds.

Re formatting a drive for the Mac.
Why are you worried about this?
Just connect the drive, open disk utility, and format/erase it to whatever format you need.
For the Mac, HFS+ is best. In disk utility, that's "Mac OS extended, journaling enabled, GUID partition format".
 
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Why do you think that HFS+ is better than APFS?
This is where I get lost lol. Like I mentioned, I formatted the one I’m currently trying to replace, when I got it and I chose the wrong option of formatting and it was night and day when Apple helped me with the issue. I just need to know which is correct. I guess everyone would have their own opinion.
 
If you're going to share with a PC, use ExFAT.

BUT... if you're just going to use it with the Mac -- again -- "Mac OS extended, journaling enabled, GUID partition format".

HFS+ is "more than good enough" for flash drives.
 
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If you're going to share with a PC, use ExFAT.

BUT... if you're just going to use it with the Mac -- again -- "Mac OS extended, journaling enabled, GUID partition format".

HFS+ is "more than good enough" for flash drives.
Ok thank you. I ordered a 2TB Samsung T7 SSD. So, I don’t really ever share to a PC, but I suppose it could happen at some point, so it sounds like maybe I should go with ExFat “just in case”? Will there be a difference in download speed or performance with ExFat being that I’m on a 2020 IMac?
 
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This is where I get lost lol. Like I mentioned, I formatted the one I’m currently trying to replace, when I got it and I chose the wrong option of formatting and it was night and day when Apple helped me with the issue. I just need to know which is correct. I guess everyone would have their own opinion.
Use APFS.

APFS is optimized for SSD storage. It’s the default file system since macOS 10.13, and was designed to solve the problems of HFS+.
 
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Use APFS.

APFS is optimized for SSD storage. It’s the default file system since macOS 10.13, and was designed to solve the problems of HFS+.
Is it possible for me to see how this current flash drive I’m using is formatted, without deleting everything on on it? If I plug in the flash and go to disc utility and choose the flash drive, can I see that info and then get out without deleting everything on it? I’m curious to see what Apple had me change this one to. Thank you.
 
Ok thank you. I ordered a 2TB Samsung T7 SSD. So, I don’t really ever share to a PC, but I suppose it could happen at some point, so it sounds like maybe I should go with ExFat “just in case”? Will there be a difference in download speed or performance with ExFat being that I’m on a 2020 IMac?

You can use Paragon APFS for windows free trial if you need to share with a PC: https://www.paragon-software.com/home/apfs-windows/

Avoid exfat. It's not a journaled filesystem and can't store metadata properly like you can on APFS.
 
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Is it possible for me to see how this current flash drive I’m using is formatted, without deleting everything on on it? If I plug in the flash and go to disc utility and choose the flash drive, can I see that info and then get out without deleting everything on it? I’m curious to see what Apple had me change this one to. Thank you.

Of course. In Disk Utility it shows, how your drive is formated/what type of file system it is using:
 
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Why do you think that HFS+ is better than APFS?


HFS+ should only be considered for retention as the format of active working hard disks, where APFS features aren’t required. For all other storage, APFS should be preferred.
 
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Is it possible for me to see how this current flash drive I’m using is formatted, without deleting everything on on it? If I plug in the flash and go to disc utility and choose the flash drive, can I see that info and then get out without deleting everything on it? I’m curious to see what Apple had me change this one to. Thank you.

Select the drive and use the Get Info command in the Finder. The window that pops up will show the format, along with lots of other useful information.

iMac 2025-10-09 at 8.42.15 AM.png
 
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Use APFS.

APFS is optimized for SSD storage. It’s the default file system since macOS 10.13, and was designed to solve the problems of HFS+.
So I checked to see how my sandisk flash drive was formatted and here it is. That’s what Apple had told me to do a few years ago when I contacted them for support. I assume I should still go with APFS. I did read that APFS was the newest.

I’m not sure it matters but my 2020 iMac is running Ventura 13.7.8 I haven’t upgraded in some time.

Thank you.
 

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I assume I should still go with APFS.
Yes, you should use APFS for the Samsung T7.

APFS is a newer file system that has replaced HFS+ since macOS 10.13. It's also the file system used on iPhone and iPad.

It's optimised for Flash/SSD storage, and offers better performance and reliability.
 
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Yes, you should use APFS for the Samsung T7.

APFS is a newer file system that has replaced HFS+ since macOS 10.13. It's also the file system used on iPhone and iPad.

It's optimised for Flash/SSD storage, and offers better performance and reliability.
Thank you so much to everyone for the help.
 
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