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Matt1138's avatar
Matt1138
Aspirant
Dec 15, 2020
Solved

ReadyNas OS4 to OS6 - Files Needed

Hi,

 

I have been reading several articles on how to upgrade my old ReadyNAS Ultra 4 to the current OS (to match my ReadyNAS 104).

 

Solved: Re: Ultra 6 OS Upgrade from 4.2.30 to OS 6 - NETGEAR Communities

 

This article looks ideal but  the 2 files it links are no longer working. Does anyone have an updated path or a link to the appropriate files?

 

Thanks

Matt

  • Basic instructions for the conversion itself are

    1. BACKUP, BACKUP, BACKUP
    2. Upload PREPR4TOR6_0.1-x86.bin as an add-on using the ReadyNAS web gui, but do not reboot afterwards (avoids the need to do manual factory resets)
    3. Upload R4toR6_6.9.5.bin using the ReadyNAS web gui firmware update
    4. After you upload the addon+firmware and reboot, it will update the firmware and start a factory default.
    5. Go through the setup process on the converted NAS 
    6. Update the NAS to the current OS 6 (check for updates will work).
    7. Restore files from the backup.

    There is a small risk that the process could fail, and if that were to happen it might not be possible to get the NAS running again.

     

    If you do decide to convert the Ultra, then you should also consider increasing the RAM.  Shipping OS-6 NAS have at least 2 GB of RAM, your Ultra only has 1 GB.  Some others who've converted their NAS have run into out-of-memory issues, it would be sensible to match the resources in the currently shipping NAS.  Upgrading to 2 GB is inexpensive, and is simple to do.

     

    In your specific case, upgrading to 4 GB would be a lot more expensive, and many DDR2 4GB modules aren't compatibile.  Note the Ultra 4 has only one memory slot.

     

     

2 Replies

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  • StephenB's avatar
    StephenB
    Guru - Experienced User

    Basic instructions for the conversion itself are

    1. BACKUP, BACKUP, BACKUP
    2. Upload PREPR4TOR6_0.1-x86.bin as an add-on using the ReadyNAS web gui, but do not reboot afterwards (avoids the need to do manual factory resets)
    3. Upload R4toR6_6.9.5.bin using the ReadyNAS web gui firmware update
    4. After you upload the addon+firmware and reboot, it will update the firmware and start a factory default.
    5. Go through the setup process on the converted NAS 
    6. Update the NAS to the current OS 6 (check for updates will work).
    7. Restore files from the backup.

    There is a small risk that the process could fail, and if that were to happen it might not be possible to get the NAS running again.

     

    If you do decide to convert the Ultra, then you should also consider increasing the RAM.  Shipping OS-6 NAS have at least 2 GB of RAM, your Ultra only has 1 GB.  Some others who've converted their NAS have run into out-of-memory issues, it would be sensible to match the resources in the currently shipping NAS.  Upgrading to 2 GB is inexpensive, and is simple to do.

     

    In your specific case, upgrading to 4 GB would be a lot more expensive, and many DDR2 4GB modules aren't compatibile.  Note the Ultra 4 has only one memory slot.

     

     

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