Connect your external hard drive to an Xbox One USB port. An on-screen pop up will display. For XBox One Connect your external hard drive to the Playstation using the USB cable. This is an EXTERNAL DRIVE (not just a case).
eBay
Batocera 500G/2T Retro Game Hard Drive With 52000 Games External Handheld Emulator Gaming HDD For N64/PS3/PS2/PS1/WII For Win PC
Aliexpress UK
Capacity: 160GB 250GB 320GB 500GB 750GB 1TB 2TB. 160GB≈149GB, 250GB≈232GB, 320 GB ≈ 298 GB, 500 GB ≈ 465 GB, 750 GB ≈ 698 GB, 1 TB ≈ 931 GB, 2TB ≈ 1.81TB, 4 TB ≈ 3.63 TB，6 TB ≈ 5.45 TB，8 TB ≈ 7.27 TB，10 TB ≈ 9.09 TB，12 TB ≈ 10.91 ТB，14 TB ≈ 12.73 TB，16 TB ≈ 14.55 TB，18 TB ≈ 16.37 TB.
eBay
KODAK P190 2.5" Portable External Hard Drive HDD 500GB 1TB 2TB USB 3.0 5Gbps High Speed Gaming Storage for PC Laptop PS4 Xbox
Aliexpress UK
Good condition tested working order see pictures comes from smoke free petfree house fast dispatch
eBay
Kodak P150 Portable External Hard Drive USB 3.0 1TB 500GB HDD for PC Laptop PS4 Xbox Large Storage Backup Plug and Play
Aliexpress UK
2TB storage capacity for large file storage. With plug-and-play functionality, you can get started right away—no complicated setup required.
eBay
KODAK P190 Portable External Hard Drive HDD 500GB 1TB USB 3.0 Mechanical Mobile Disk for PC Laptop Gaming Storage
Aliexpress UK
Available in size from 250GB all the way up to 1TB. Runs straight from a usb 2.0 or usb 3.0 port no external power source needed.
eBay
ORICO NAS Storage 2.5 Inch HDD Hard Drive Enclosure Network Box With Automatic Backup Remote Access External Enclosure Adapter
Aliexpress UK
Available in size from 250GB all the way up to 1TB. Runs straight from a usb 2.0 or usb 3.0 port no external power source needed.
eBay
Portable HD External Hard Drive, 320GB, 500GB, 1TB, USB 3.0, HDD for PC, MacBook, PS4, PS5, 2.5"
Aliexpress UK
10TB 12TB 14TB 16TB External Hard Drive USB 3.2 Highspeed Desktop HDD for PC Mac. USB 3.0 2.5" 3.5" External SATA HDD SSD Hard Disk Drive Enclosure Caddy Case Box. - Capacity: 160GB 250GB 320GB 500GB 750GB 1TB 2TB.
eBay
Yottamaster 4/5 Bay SATA HDD SSD Enclosure 2.5"/3.5"inch Hard Drive External Case 10Gbps Type C HD House for NAS Storage Box
Aliexpress UK
Capacity: 160GB 250GB 320GB 500GB 750GB 1TB 2TB. 160GB≈149GB, 250GB≈232GB, 320 GB ≈ 298 GB, 500 GB ≈ 465 GB, 750 GB ≈ 698 GB, 1 TB ≈ 931 GB, 2TB ≈ 1.81TB, 4 TB ≈ 3.63 TB，6 TB ≈ 5.45 TB，8 TB ≈ 7.27 TB，10 TB ≈ 9.09 TB，12 TB ≈ 10.91 ТB，14 TB ≈ 12.73 TB，16 TB ≈ 14.55 TB，18 TB ≈ 16.37 TB.
eBay
Batocera 500G/2T Emulator Game Hard Drive For N64/PS3/PS2/MAME/NDS External Gaming HDD Built-in 52000+ Retro&3D Games Plug&Play
Aliexpress UK