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My Cloud OS 3: Pin Reset and System Only Restore a EX4100


IMPORTANT:

For My Cloud OS 5, please refer to Answer ID 29445 My Cloud OS 5: How to Reset a My Cloud OS 5 Device

There are two options to Reset a My Cloud EX4100 device, both use the Reset button located on the back of the device (see illustration for exact location). Please see details and instructions below.

STOP Critical:

The process is Not Data Destructive.
It will not impact data or shares on the drive.

My Cloud EX4100 Reset Button Location

Image


Option A: 4 Second Reset (Reset with Power On)

The 4 Second Reset will reset the following:

  • Admin Password (No password by default)
  • Network Mode (Default = DHCP)
  • The 4 Second Reset will only reset the Admin Password. It will not reset the Admin User Name. In order to reset the Admin User Name perform Option B - the 40 Second Reset outlined below.

To execute the 4 Second Reset:

  • With the power on, using a paperclip or narrow tipped pen, press and hold the reset button for at least 4 seconds. The reset process will cause the device to reboot and may take up to 5 minutes to complete. Please wait until the Power LED is solid blue, indicating the device is ready to use.


Option B: 40 Second Reset (Reset with Power Off)

The 40 Second Reset, also known as System Only Restore, will reset the following:

  • Admin User Name (default = “admin”)
  • Admin Password (No password by default)
  • Device Name (default = “WDMyCloudEX4100”)
  • SSH (Secure Shell) User Name and Password (default = "sshd" no default password, new password enforced)
  • Remove all Users except Admin
  • All Share permissions (default = Public)
  • Automatic Firmware Update (default = off)
  • Network Mode (default = DHCP)
  • Remove all Alerts
  • Active Directory configuration (default = off)
  • mycloud.com account association (default = not configured)
  • Mobile app account association (default = not configured)
  • WD Sync association (default = not configured)
  • Backup jobs (default = not configured)
  • Installed Apps and App Settings are removed

To execute the 40 Second Reset:

  1. Power down the device and remove the power cord from the device
  2. Using a paperclip or narrow tipped pen, press and hold the reset button
  3. While continuing to hold the reset button, reconnect the power cord to the device and continue to hold the reset button for at least 40 seconds
  4. IMPORTANT: The power button will need to be pressed if the My Cloud is shut down using the dashboard.
  5. After releasing the reset button the device will reboot
  6. This process may take upwards of 15 minutes. Please wait until the Power LED is solid blue, indicating the device is ready to use.

Details
Answer ID 9340
Published 08/20/2018 01:20 AM
Updated 01/04/2024 12:16 PM

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