T Cloud Public Images Release Notes May 2026
Discontinue Debian 11
Section titled “Discontinue Debian 11”T-Cloud Public image Standard_Debian_11 will be discontinued on 31st August 2026.
what does that mean?
public images will be no longer listed in T-Cloud public image list
- Standard_Debian_11_latest
- Standard_Debian_11_P100_latest
T-Cloud public internal package repositories preconfigured in Standard_Debian_11 images will be available until end of August 2026.
https://imagefactory.otc.t-systems.com/package-repositories
Already existing ECS installed with one of these images
- can be reinstalled
- can be used to create a new ECS
A new ECS can still be installed with a discontinued image by using its image id directly.
Using a discontinued image is without T-Cloud public support.
It is recommended to migrate existing ECS to
- Standard_Debian_13_amd64_bios_latest
- Standard_Debian_13_amd64_bios_GPU_latest
Discontinue Fedora 42
Section titled “Discontinue Fedora 42”T-Cloud Public image Standard_Fedora_42 will be discontinued on 31st July 2026.
what does that mean?
public images will be no longer listed in T-Cloud public image list
- Standard_Fedora_42_amd64_bios_latest
- Standard_Fedora_42_amd64_uefi_latest
T-Cloud public internal package repositories preconfigured in Standard_Fedora_42 images will be available until end of August 2026. https://imagefactory.otc.t-systems.com/package-repositories
Already existing ECS installed with one of these images
- existing ECS installed with one of these images can be reinstalled
- existing ECS installed with one of these images can be used to create a new ECS
A new ECS can still be installed with a discontinued image by using its image id directly. Using a discontinued image is without T-Cloud public support.
It is recommended to migrate existing ECS to
- Standard_Fedora_43_amd64_bios_latest
- Standard_Fedora_43_amd64_uefi_latest
Discontinue Standard_openSUSE-Leap_15.6
Section titled “Discontinue Standard_openSUSE-Leap_15.6”T-Cloud public image Standard_openSUSE-Leap_15.6 will be discontinued on 4th of August 2026.
What does that mean?
The following Public images will be no longer listed in T-Cloud public image list
- Standard_openSUSE-Leap_15.6_amd64_uefi_latest
- Standard_openSUSE-Leap_15.6_amd64_uefi_prev
- Standard_openSUSE-Leap_15.6_amd64_bios_prev
- Standard_openSUSE-Leap_15.6_amd64_bios_latest
T-Cloud Public internal package repositories preconfigured in Standard_openSUSE-Leap_15.6 images will be available until 4th of November 2026.
https://imagefactory.otc.t-systems.com/package-repositories
Already existing ECS installed with one of these images
- can be reinstalled
- can be used to create a new ECS
A new ECS can still be installed with a discontinued image by using its image id directly.
Using a discontinued image is without T-Cloud Public support.
More information about official openSUSE support:
https://en.opensuse.org/openSUSE:Roadmap
It is recommended to migrate existing ECS to
- Standard_openSUSE-Leap_16.0
Windows
Section titled “Windows”Updated Microsoft Windows Server Images with current Microsoft Windows Server Patches of May 2026, 13th
Section titled “Updated Microsoft Windows Server Images with current Microsoft Windows Server Patches of May 2026, 13th”-
New updates for Windows Server 2016
- Image name is changed:
- from Enterprise_Windows_STD_2016_KVM to Enterprise_Windows-Server_2016_STD_amd64_bios_latest
- from Enterprise_Windows_STD_2016_CORE_KVM to Enterprise_Windows-Server_2016_STD-CORE_amd64_bios_latest
- Windows Malicious Software Removal Tool x64 - v5.141 (KB890830)
- 2026-05 Cumulative Update for .NET Framework 4.8 for Windows Server 2016 for x64 (KB5087065)
- 2026-05 Cumulative Update for Windows Server 2016 for x64-based Systems (KB5087537)
- 2026-05 Servicing Stack Update for Windows Server 2016 for x64-based Systems (KB5088064)
- Image name is changed:
-
New updates for Windows Server 2019
- 2026-05 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows Server 2019 for x64 (KB5088864)
- Windows Malicious Software Removal Tool x64 - v5.141 (KB890830)
- 2026-05 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5087538)
-
New updates for Windows Server 2022
- Microsoft Edge-Stable Channel Version 148 Update for x64 based Editions (Build 148.0.3967.54)
- Microsoft Edge-Extended Stable Channel Version 148 Update for x64 based Editions (Build 148.0.3967.54)
- Windows Malicious Software Removal Tool x64 - v5.141 (KB890830)
- 2026-05 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5087545)
- 2026-05 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Microsoft server operating system version 21H2 for x64 (KB5088862)
-
New updates for Windows Server 2025
- Microsoft Edge-WebView2 Runtime Version 146 Update for x64 based Editions (Build 146.0.3856.109)
- Microsoft Edge-WebView2 Runtime Version 148 Update for x64 based Editions (Build 148.0.3967.54)
- Microsoft Edge-Stable Channel Version 148 Update for x64 based Editions (Build 148.0.3967.54)
- Microsoft Edge-Extended Stable Channel Version 148 Update for x64 based Editions (Build 148.0.3967.54)
- Windows Malicious Software Removal Tool x64 - v5.141 (KB890830)
- 2026-05 Cumulative Update for Microsoft server operating system version 24H2 for x64-based Systems (KB5087539) (26100.32860)
- 2026-05 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system version 24H2 for x64 (KB5087051)
Updated Drivers and Tools
Section titled “Updated Drivers and Tools”- n/a
Unchanged Drivers and Tools
Section titled “Unchanged Drivers and Tools”- Cloudbase-Init: 1.1.6 (stable version) with OTC patch 1.0
- service startup type is set to manual and triggerinfo is set to start/networkon (prevents error messages of not running cloudbase-init service)
- .net Framework 4.8 (Windows Server 2016 and 2019 only)
- virtIO KVM driver package version 0.1.262
- Chocolatey client version 2.3.0
- NVIDIA driver updates for solving CVE-2025-33219, CVE-2025-33220 - see https://nvidia.custhelp.com/app/answers/detail/a_id/5747
- NVIDIA grid driver539.64 for Windows Server 2019, 2022, (2025 not officially supported) - Chocolatey Package OtcNvidiaDriverR535 539.64.0
- NVIDIA grid driver 582.16 for Windows Server 2022, 2025 - no officiall OTC support - Chocolatey Package OtcNvidiaDriverR580 582.16.0
- NVIDIA datacenter driver 582.16 for Windows Server 2022, 2025 (A100, H100 only)
- NVIDIA datacenter driver 539.64 for Windows Server 2019 (A100, H100 only)