################################### # # One of success-story with this howto: # https://community.wd.com/t/my-cloud-gen2-using-an-8tb-hdd-and-formatting-failure-error-code-600/221499/1 # ################################### 0. Download these files: http://support.wdc.com/downloads.aspx?g=904 (Original firmware) https://ftp.anionix.ru/WDMyCloud/WDMyCloud-Gen2/usbrecovery.tar.gz (WD Recovery + My miniOS) 1. Use any USB Flash drive, format it to FAT32 (Important!) 2. Unpack usbrecovery.tar.gz to this drive (You will get "boot" folder and 4 files inside) 3. Plug this USB drive to WD MyCloud, turn on power. Wait yellow-red (blinking) light. 4. Connect via Telnet (Search IP in your router, unde DHCP section.) 5. Format HDD if need: parted /dev/sda mklabel gpt mkpart primary 1049kB 2149MB mkpart primary 8591MB -1MB mkpart primary 7517MB 8591MB mkpart primary 2149MB 3222MB mkpart primary 3222MB 4296MB mkpart primary 4296MB 6443MB mkpart primary 6443MB 7517MB q mkswap /dev/sda1 mkfs.ext4 /dev/sda3 6. Install original WD recovery and reboot: mkdir -p /mnt/usb /mnt/root mount /dev/sda3 /mnt/root mount /dev/sdb1 /mnt/usb cp -r /mnt/usb/boot /mnt/root/ cd /mnt/root/boot rm uImage uRamdisk mv uImage-wdrecovery uImage mv uRamdisk-wdrecovery uRamdisk cd / umount /mnt/root /mnt/usb sync reboot -f 7. After reboot device get old IP address and accessable via Web-GUI (Recovery mode). Use original firmware (.bin file) here. Done! ===================================== # Alternative way: # Use Debian/ubuntu or any other linux distro (USB/CD Live image) # All "/dev/sda" change to your disk! (List disks in system: "parted -l") # If this is new disk or damaged (formatted) old, recreate partitions first: parted /dev/sda mklabel gpt mkpart primary 1049kB 2149MB mkpart primary 8591MB -1MB mkpart primary 7517MB 8591MB mkpart primary 2149MB 3222MB mkpart primary 3222MB 4296MB mkpart primary 4296MB 6443MB mkpart primary 6443MB 7517MB q mkswap /dev/sda1 mkfs.ext4 /dev/sda3 # Download and unpack files from WDMyCloud/WDMyCloud-Gen2/Developing: uImage-wdrecovery and uRamdisk-wdrecovery # Write it disk: mkdir /mnt/boot mount /dev/sda3 /mnt/boot mkdir /mnt/boot/boot cp uImage-wdrecovery /mnt/boot/boot/uImage cp uRamdisk-wdrecovery /mnt/boot/boot/uRamdisk # Done. Connect disk back to WDMC and turn on. # After few minutes WDMC boots to "WD Recovery". Go to webgui and upload official firmware. # Done!