USB drive

I tried connecting a SanDisk Ultra Dual Drive Go USB Type- C, 400MB/s 128GB, directly to my iPhone pro it didn’t detect but when I connected the same thro a usb hub, it worked. Any idea why??

iPhone 15 Pro

Posted on Jan 20, 2024 6:56 PM

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Posted on Jan 21, 2024 1:14 AM

An external storage device must have only a single data partition, and it must be formatted as APFS, APFS (encrypted), macOS Extended (HFS+), exFAT (FAT64), FAT32, or FAT. To change the formatting of a storage device, use a Mac or PC.


External hard drives often require an external power source when used with iPhone. If an external hard drive doesn’t supply its own power, and your iPhone has a USB-C connector, you can use a powered USB hub. If your iPhone has a Lightning connector, you can use the Lightning to USB 3 Camera Adapter connected to a USB power adapter.

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Question marked as Top-ranking reply

Jan 21, 2024 1:14 AM in response to Manojrblr

An external storage device must have only a single data partition, and it must be formatted as APFS, APFS (encrypted), macOS Extended (HFS+), exFAT (FAT64), FAT32, or FAT. To change the formatting of a storage device, use a Mac or PC.


External hard drives often require an external power source when used with iPhone. If an external hard drive doesn’t supply its own power, and your iPhone has a USB-C connector, you can use a powered USB hub. If your iPhone has a Lightning connector, you can use the Lightning to USB 3 Camera Adapter connected to a USB power adapter.

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USB drive

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