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## Latest OS Images
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### Debian 9 - Stretch (by [Armbian](https://www.armbian.com/helios4/))
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[![Debian Stretch ](/img/os/debian2.png )](https://dl.armbian.com/helios4/archive/Armbian_5.59_Helios4_Debian_stretch_next_4.14.66.7z)< br >
*MD5SUM : 75a0647bfae55a0a7accb9b804ca80ab< br >
Build date : 22/08/2018< br >
Size : 253 MB< br > *
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[Direct Download ](https://dl.armbian.com/helios4/archive/Armbian_5.59_Helios4_Debian_stretch_next_4.14.66.7z ) - [Torrent Download ](https://dl.armbian.com/torrent/Armbian_5.59_Helios4_Debian_stretch_next_4.14.66.7z.torrent )
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!!! info
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OMV4 (OpenMediaVault 4) can be installed with the **armbian-config** tool as explained [here ](/omv/#install-openmediavault ).
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### Ubuntu 18.04 - Bionic (by [Armbian](https://www.armbian.com/helios4/))
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[![Debian Jessie ](/img/os/ubuntu.png )](https://dl.armbian.com/helios4/archive/Armbian_5.59_Helios4_Ubuntu_bionic_next_4.14.66.7z)< br >
*MD5SUM : bab20c54f3d9b6d6f5b58e594c6b9a58< br >
Build date : 22/08/2018< br >
Size : 191 MB< br > *
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[Direct Download ](https://dl.armbian.com/helios4/archive/Armbian_5.59_Helios4_Ubuntu_bionic_next_4.14.66.7z ) - [Torrent Download ](https://dl.armbian.com/torrent/Armbian_5.59_Helios4_Ubuntu_bionic_next_4.14.66.7z.torrent )
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## Known Issues / Limitations
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- SDcard High Speed timing have compatibility issue with some brands.
**Temporary workaround :** Disable UHS option/support.
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- During SATA heavy load, accessing SPI NOR Flash will generate ATA errors.
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**Temporary workaround :** Disable SPI NOR flash.
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- Wake-on-LAN is not yet implemented.
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!!! note
Archives can be uncompressed with 7-Zip on Windows, Keka on OS X and 7z on Linux (apt-get install p7zip-full). RAW images can be written with Etcher (all OS).
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## Image List
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Filename | Download | MD5
---------|----------|----
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**Armbian_5.59_Helios4_Debian_stretch_next_4.14.66.7z**< br > Armbian Debian 9 Stretch (Kernel 4.14.66)< br > Build date : 22/08/2018< br > Size : 253 MB|[Download](https://dl.armbian.com/helios4/archive/Armbian_5.59_Helios4_Debian_stretch_next_4.14.66.7z)|75a0647bfae55a0a7accb9b804ca80ab
**Armbian_5.59_Helios4_Ubuntu_bionic_next_4.14.66.7z**< br > Armbian Ubuntu 18.04 Bionic (Kernel 4.14.66)< br > Build date : 22/08/2018< br > Size : 191 MB|[Download](https://dl.armbian.com/helios4/archive/Armbian_5.59_Helios4_Ubuntu_bionic_next_4.14.66.7z)|bab20c54f3d9b6d6f5b58e594c6b9a58
**Armbian_Helios4_Debian_Stretch_4.14.20.img.xz**< br > Debian 9 Stretch (Kernel 4.14.20)< br > Build date : 17/02/2018< br > Size : 229 MB|[Download](https://cdn.kobol.io/files/Armbian_Helios4_Debian_Stretch_4.14.20.img.xz)|fc98aac0c0f1617061bd6f5112896838
**Armbian_Helios4_Debian_Stretch_4.14.17.img.xz**< br > Debian 9 Stretch (Kernel 4.14.17)< br > Build date : 05/02/2018< br > Size : 230 MB|[Download](https://cdn.kobol.io/files/Armbian_Helios4_Debian_Stretch_4.14.17.img.xz)|89ab81d74300ef346498066bcc742b0a
**Armbian_Helios4_Debian_Stretch_4.14.12.img.xz**< br > Debian 9 Stretch (Kernel 4.14.12)< br > Build date : 06/01/2018< br > Size : 242 MB|[Download](https://cdn.kobol.io/files/Armbian_Helios4_Debian_Stretch_4.14.12.img.xz)|a97fef50ecb1c14a6013695f3b2a51b6
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## Image Archives (Old Images)
!!! info
Even though you can use those images, they are now obsoletes for the following reasons :
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* Debian 8 Jessie is End-Of-Life,
* OpenMediaVault 3.X is End-Of-Life,
* No more Helios4 support effort on Kernel 4.4.
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Filename | Download | MD5
---------|----------|----
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**Armbian_Helios4_Debian_Jessie_4.14.20-OMV_3.0.97.img.xz**< br > Debian 8 Jessie (Kernel 4.14.20) with OMV 3.0.97< br > Build date : 17/02/2018< br > Size : 259 MB|[Download](https://cdn.kobol.io/files/Armbian_Helios4_Debian_Jessie_4.14.20-OMV_3.0.97.img.xz)|963af770df27c351a84622bcfc90617a
**Armbian_Helios4_Debian_Jessie_4.4.112-OMV_3.0.96.img.xz**< br > Debian 8 Jessie (Kernel 4.4.112) with OMV 3.0.96< br > Build date : 05/02/2018< br > Size : 275 MB|[Download](https://cdn.kobol.io/files/Armbian_Helios4_Debian_Jessie_4.4.112-OMV_3.0.96.img.xz)|45425c2a16f8f3014275046b22010f82
**Armbian_Helios4_Debian_Jessie_4.4.112.img.xz**< br > Debian 8 Jessie (Kernel 4.4.112)< br > Build date : 05/02/2018< br > Size : 202 MB|[Download](https://cdn.kobol.io/files/Armbian_Helios4_Debian_Jessie_4.4.112.img.xz)|dd6f5ea6e9ac80e4f379d619b71ef1e8