How To: Create Apple Time Machine in Open Media Vault (OMV)

1 Create File System (Refer to this guide How To: Create SMB/CIFs/Windows Share in Open Media Vault (OMV))

2 Install OMV Extras from here http://omv-extras.org (For OMV V4, click on here, following the http://omv-extras.org/joomla/index.php/guides and install the plugin http://omv-extras.org/joomla/index.php/omv-plugins-4/4-stable )

3 Back to OMV, click on Plugins and install openmediavault-netatalk

4 Create Shared folder for Apple Time Machine (Refer to this guide How To: Create SMB/CIFs/Windows Share in Open Media Vault (OMV)) The steps are very similar but instead of going to SMB/CIFS, we use Apple Filing Tab this time

Screenshot of Open Media Vault (OMV) Services Tab -> Apple Filing -> Shares
Screenshot of Open Media Vault (OMV) Services Tab -> Apple Filing -> Shares

5 Make sure in the Edit Share window Enable Time Machine support, so that Mac OS can recognize the Share folder as supported Time Machine

Screenshot of Open Media Vault (OMV) Services Tab -> Apple Filing -> Shares
Screenshot of Open Media Vault (OMV) Services Tab -> Apple Filing -> Shares

6 Save settings

7 Click on Settings Tab, enable service, save settings and Apply

Creating a User

Since Mac OS require Time Machine require a password, we will create a user

1 Go to Access Rights Manager Tab and click on User

Screenshot of Open Media Vault (OMV) Access Rights Manager Tab -> User
Screenshot of Open Media Vault (OMV) Access Rights Manager Tab -> User

2 Click on Add button and Create a user and Save

Screenshot of Open Media Vault (OMV) Access Rights Manager Tab -> User -> Add User
Screenshot of Open Media Vault (OMV) Access Rights Manager Tab -> User -> Add User

Configure permission for Time Machine folder

1 Click on Shared Folders

 Screenshot of Open Media Vault (OMV) Access Rights Manager Tab -> Shared Folders
Screenshot of Open Media Vault (OMV) Access Rights Manager Tab -> Shared Folders

2 Click on previously created shared Time Machine folder then click on Privileges button

Screenshot of Open Media Vault (OMV) Access Rights Manager Tab -> Shared Folders
Screenshot of Open Media Vault (OMV) Access Rights Manager Tab -> Shared Folders

3 Tick Read/Write permission for desired user for Time Machine

Screenshot of Open Media Vault (OMV) Access Rights Manager Tab -> Shared Folders -> Privileges
Screenshot of Open Media Vault (OMV) Access Rights Manager Tab -> Shared Folders -> Privileges

4 Now if we open our Mac, click on Top left corner (Apple icon) -> System preferences -> Time Machine, configure the settings to use the Time Machine we have just created

5 From now on, it will backup your everything from Mac OS, with hourly, weekly and monthly backup routine

How to properly remove/release supervised Apple devices

*This method only suitable for Administrators who enrolled device with Apple Business Manager or Apple Business Manager and third-party MDM services.

*With this method, Mac computers can’t be added back once released.

Login to Apple Business Manager: https://business.apple.com

Click Device Assignments in the sidebar and choose the method for device disownment

Select Release Devices from the Perform Action pop-up menu, then click Done

Make sure read the pop-up carefully.

Click Release.

Click OK.

Now reset the device, the Remote Management will not show while setting up the device.

Proceed with setup, now the device is release from Apple Business Manager and MDM (Mobile device management) server.

Alternatively, you can release the device from MDM service if you have configured allow MDM server to do so.

More details from Apple: https://help.apple.com/businessmanager/en.lproj/static.html#asmec4d28461