Update generation-2.md

pronichkin · web-flow · commit 9c7340ff26c4 · 2024-05-31T16:21:18.000-07:00
Improve readability and branding compliance by spelling out "Generation 2" explicitly instead of using acronyms where applicable.
diff --git a/articles/virtual-machines/generation-2.md b/articles/virtual-machines/generation-2.md
@@ -1,6 +1,6 @@
 ---
-title: Azure support for generation 2 VMs
-description: Overview of Azure support for generation 2 VMs
+title: Azure support for Generation 2 VMs
+description: Overview of Azure support for Generation 2 VMs
 author: ju-shim
 ms.service: virtual-machines
 ms.subservice: sizes
@@ -9,19 +9,19 @@ ms.date: 03/04/2024
 ms.author: jushiman
 ---
 
-# Support for generation 2 VMs on Azure
+# Support for Generation 2 VMs on Azure
 
 **Applies to:** :heavy_check_mark: Linux VMs :heavy_check_mark: Windows VMs :heavy_check_mark: Flexible scale sets :heavy_check_mark: Uniform scale sets
 
-Support for generation 2 virtual machines (VMs) is now available on Azure. You can't change a virtual machine's generation after you've created it, so review the considerations on this page before you choose a generation.
+Support for Generation 2 virtual machines (VMs) is now available on Azure. You can't change a virtual machine's generation after you've created it, so review the considerations on this page before you choose a generation.
 
-Generation 2 VMs support key features that aren't supported in generation 1 VMs. These features include increased memory, Intel Software Guard Extensions (Intel SGX), and virtualized persistent memory (vPMEM). Generation 2 VMs running on-premises, have some features that aren't supported in Azure yet. For more information, see the [Features and capabilities](#features-and-capabilities) section.
+Generation 2 VMs support key features that aren't supported in Generation 1 VMs. These features include increased memory, Intel Software Guard Extensions (Intel SGX), and virtualized persistent memory (vPMEM). Generation 2 VMs running on-premises, have some features that aren't supported in Azure yet. For more information, see the [Features and capabilities](#features-and-capabilities) section.
 
-Generation 2 VMs use the new UEFI-based boot architecture rather than the BIOS-based architecture used by generation 1 VMs. Compared to generation 1 VMs, generation 2 VMs might have improved boot and installation times. For an overview of generation 2 VMs and some of the differences between generation 1 and generation 2, see [Should I create a generation 1 or 2 virtual machine in Hyper-V?](/windows-server/virtualization/hyper-v/plan/should-i-create-a-generation-1-or-2-virtual-machine-in-hyper-v).
+Generation 2 VMs use the new UEFI-based boot architecture rather than the BIOS-based architecture used by Generation 1 VMs. Compared to Generation 1 VMs, Generation 2 VMs might have improved boot and installation times. For an overview of Generation 2 VMs and some of the differences between Generation 1 and Generation 2, see [Should I create a Generation 1 or 2 virtual machine in Hyper-V?](/windows-server/virtualization/hyper-v/plan/should-i-create-a-generation-1-or-2-virtual-machine-in-hyper-v).
 
 ## Generation 2 VM sizes
 
-Azure now offers generation 2 support for the following selected VM series:
+Azure now offers Generation 2 support for the following selected VM series:
 
 | VM Series | Generation 1 | Generation 2 | 
 |-----------|--------------|--------------|
@@ -112,9 +112,9 @@ Generation 2 VMs support the following Marketplace images:
 > [!NOTE]
 > Specific Virtual machine sizes like Mv2-Series, DC-series, ND A100 v4-series, NDv2-series, Msv2 and Mdsv2-series may only support a subset of these images - please look at the relevant virtual machine size documentation for complete details.
 
-## On-premises vs. Azure generation 2 VMs
+## On-premises vs. Azure Generation 2 VMs
 
-Azure doesn't currently support some of the features that on-premises Hyper-V supports for generation 2 VMs.
+Azure doesn't currently support some of the features that on-premises Hyper-V supports for Generation 2 VMs.
 
 | Generation 2 feature                | On-premises Hyper-V | Azure |
 |-------------------------------------|---------------------|-------|
@@ -128,15 +128,15 @@ For more information, see [Trusted launch](trusted-launch.md).
 
 ## Features and capabilities
 
-### Generation 1 vs. generation 2 features
+### Generation 1 vs. Generation 2 features
 
 | Feature | Generation 1 | Generation 2 |
 |---------|--------------|--------------|
 | Boot             | PCAT                      | UEFI                               |
 | Disk controllers | IDE                       | SCSI                               |
 | VM sizes         | All VM sizes | [See available sizes](#generation-2-vm-sizes) |
 
-### Generation 1 vs. generation 2 capabilities
+### Generation 1 vs. Generation 2 capabilities
 
 | Capability | Generation 1 | Generation 2 |
 |------------|--------------|--------------|
@@ -150,19 +150,19 @@ For more information, see [Trusted launch](trusted-launch.md).
 | [Server-side encryption](disk-encryption.md)            | :heavy_check_mark: | :heavy_check_mark: |
 
 
-## Creating a generation 2 VM
+## Creating a Generation 2 VM
 
 ### Azure Resource Manager Template
 To create a simple Windows Generation 2 VM, see [Create a Windows virtual machine from a Resource Manager template](./windows/ps-template.md)
 To create a simple Linux Generation 2 VM, see [How to create a Linux virtual machine with Azure Resource Manager templates](./linux/create-ssh-secured-vm-from-template.md)
 
 ### Marketplace image
 
-In the Azure portal or Azure CLI, you can create generation 2 VMs from a Marketplace image that supports UEFI boot.
+In the Azure portal or Azure CLI, you can create Generation 2 VMs from a Marketplace image that supports UEFI boot.
 
 #### Azure portal
 
-Below are the steps to create a generation 2 (Gen2) VM in Azure portal.
+Below are the steps to create a Generation 2 (Gen2) VM in Azure portal.
 
 1. Sign in to the [Azure portal](https://portal.azure.com).
 2. Search for **Virtual Machines**
@@ -171,30 +171,30 @@ Below are the steps to create a generation 2 (Gen2) VM in Azure portal.
 5. Under **Project details**, make sure the correct subscription is selected.
 6. Under **Resource group**, select **Create new** and type a name for your resource group or select an existing resource group from the dropdown.
 7. Under **Instance details**, type a name for the virtual machine name and choose a region
-8. Under **Image**, select a Gen2 image from the **Marketplace images to get started**
+8. Under **Image**, select a Generation 2 image from the **Marketplace images to get started**
    > [!TIP]
-   > If you don't see the Gen 2 version of the image you want in the drop-down, select **See all images** and then change the **Image Type** filter to **Gen 2**.
-9. Select a VM size that supports Gen2. See a list of [supported sizes](#generation-2-vm-sizes).
+   > If you don't see the Generation 2 version of the image you want in the drop-down, select **See all images** and then change the **Image Type** filter to **Gen 2**.
+9. Select a VM size that supports Generation 2. See a list of [supported sizes](#generation-2-vm-sizes).
 10. Fill in the **Administrator account** information and then **Inbound port rules**
 11.	At the bottom of the page, select **Review + Create**
 12.	On the **Create a virtual machine** page, you can see the details about the VM you are about to deploy. Once validation shows as passed, select **Create**.
 
 #### PowerShell
 
-You can also use PowerShell to create a VM by directly referencing the generation 1 or generation 2 SKU.
+You can also use PowerShell to create a VM by directly referencing the Generation 1 or Generation 2 SKU.
 
 For example, use the following PowerShell cmdlet to get a list of the SKUs in the `WindowsServer` offer.
 
 ```powershell
 Get-AzVMImageSku -Location westus2 -PublisherName MicrosoftWindowsServer -Offer WindowsServer
 ```
 
-If you're creating a VM with Windows Server 2019 as the OS, then you can select a generation 2 (UEFI) image which looks like this:
+If you're creating a VM with Windows Server 2019 as the OS, then you can select a Generation 2 (UEFI) image which looks like this:
 
 ```powershell
 2019-datacenter-gensecond
 ```
-If you're creating a VM with Windows 10 as the OS, then you can select a generation 2 (UEFI) image which looks like this:
+If you're creating a VM with Windows 10 as the OS, then you can select a Generation 2 (UEFI) image which looks like this:
 
 ```powershell
 20H2-PRO-G2
@@ -204,30 +204,30 @@ See the [Features and capabilities](#features-and-capabilities) section for a cu
 
 #### Azure CLI
 
-Alternatively, you can use the Azure CLI to see any available generation 2 images, listed by **Publisher**.
+Alternatively, you can use the Azure CLI to see any available Generation 2 images, listed by **Publisher**.
 
 ```azurecli
 az vm image list --publisher Canonical --sku gen2 --output table --all
 ```
 
 ### Managed image or managed disk
 
-You can create a generation 2 VM from a managed image or managed disk in the same way you would create a generation 1 VM.
+You can create a Generation 2 VM from a managed image or managed disk in the same way you would create a Generation 1 VM.
 
 ### Virtual machine scale sets
 
-You can also create generation 2 VMs by using virtual machine scale sets. In the Azure CLI, use Azure scale sets to create generation 2 VMs.
+You can also create Generation 2 VMs by using virtual machine scale sets. In the Azure CLI, use Azure scale sets to create Generation 2 VMs.
 
 ## Frequently asked questions
 
-* **Are generation 2 VMs available in all Azure regions?**  
-    Yes. But not all [generation 2 VM sizes](#generation-2-vm-sizes) are available in every region. The availability of the generation 2 VM depends on the availability of the VM size.
+* **Are Generation 2 VMs available in all Azure regions?**  
+    Yes. But not all [generation 2 VM sizes](#generation-2-vm-sizes) are available in every region. The availability of the Generation 2 VM depends on the availability of the VM size.
 
-* **Is there a price difference between generation 1 and generation 2 VMs?**  
+* **Is there a price difference between Generation 1 and Generation 2 VMs?**  
    No.
 
-* **I have a .vhd file from my on-premises generation 2 VM. Can I use that .vhd file to create a generation 2 VM in Azure?**
-  Yes, you can bring your generation 2 .vhd file to Azure and use that to create a generation 2 VM. Use the following steps to do so:
+* **I have a .vhd file from my on-premises Generation 2 VM. Can I use that .vhd file to create a Generation 2 VM in Azure?**
+  Yes, you can bring your Generation 2 .vhd file to Azure and use that to create a Generation 2 VM. Use the following steps to do so:
     1. Upload the .vhd to a storage account in the same region where you'd like to create your VM.
     1. Create a managed disk from the .vhd file. Set the Hyper-V Generation property to V2. The following PowerShell commands set Hyper-V Generation property when creating managed disk.
 
@@ -238,12 +238,12 @@ You can also create generation 2 VMs by using virtual machine scale sets. In the
         New-AzDisk -DiskName $osDiskName -ResourceGroupName '<Your Resource Group>' -Disk $diskconfig
         ```
 
-    1. Once the disk is available, create a VM by attaching this disk. The VM created will be a generation 2 VM.
-    When the generation 2 VM is created, you can optionally generalize the image of this VM. By generalizing the image, you can use it to create multiple VMs.
+    1. Once the disk is available, create a VM by attaching this disk. The VM created will be a Generation 2 VM.
+    When the Generation 2 VM is created, you can optionally generalize the image of this VM. By generalizing the image, you can use it to create multiple VMs.
 
 * **How do I increase the OS disk size?**  
 
-  OS disks larger than 2 TiB are new to generation 2 VMs. By default, OS disks are smaller than 2 TiB for generation 2 VMs. You can increase the disk size up to a recommended maximum of 4 TiB. Use the Azure CLI or the Azure portal to increase the OS disk size. For information about how to expand disks programmatically, see **Resize a disk** for [Windows](./windows/expand-os-disk.md) or [Linux](./linux/resize-os-disk-gpt-partition.md).
+  OS disks larger than 2 TiB are new to Generation 2 VMs. By default, OS disks are smaller than 2 TiB for Generation 2 VMs. You can increase the disk size up to a recommended maximum of 4 TiB. Use the Azure CLI or the Azure portal to increase the OS disk size. For information about how to expand disks programmatically, see **Resize a disk** for [Windows](./windows/expand-os-disk.md) or [Linux](./linux/resize-os-disk-gpt-partition.md).
 
   To increase the OS disk size from the Azure portal:
 
@@ -253,32 +253,32 @@ You can also create generation 2 VMs by using virtual machine scale sets. In the
   1. In the **Disks** section, select **Configuration**, and update the **Size** to the value you want.
   1. Go back to the VM properties page and **Start** the VM.
   
-  You might see a warning for OS disks larger than 2 TiB. The warning doesn't apply to generation 2 VMs. However, OS disk sizes larger than 4 TiB are not supported.
+  You might see a warning for OS disks larger than 2 TiB. The warning doesn't apply to Generation 2 VMs. However, OS disk sizes larger than 4 TiB are not supported.
 
-* **Do generation 2 VMs support accelerated networking?**  
+* **Do Generation 2 VMs support accelerated networking?**  
     Yes. For more information, see [Create a VM with accelerated networking](../virtual-network/create-vm-accelerated-networking-cli.md).
 
-* **Do generation 2 VMs support Secure Boot or vTPM in Azure?**
-    Both vTPM and Secure Boot are features of trusted launch for generation 2 VMs. For more information, see [Trusted launch](trusted-launch.md).
+* **Do Generation 2 VMs support Secure Boot or vTPM in Azure?**
+    Both vTPM and Secure Boot are features of trusted launch for Generation 2 VMs. For more information, see [Trusted launch](trusted-launch.md).
     
-* **Is VHDX supported on generation 2?**  
-    No, generation 2 VMs support only VHD.
+* **Is VHDX supported on Generation 2?**  
+    No, Generation 2 VMs on Azure support only VHD.
 
-* **Do generation 2 VMs support Azure Ultra Disk Storage?**  
+* **Do Generation 2 VMs support Azure Ultra Disk Storage?**  
     Yes.
 
-* **Can I migrate a VM from generation 1 to generation 2?**  
+* **Can I migrate a VM from Generation 1 to Generation 2?**  
     No, you can't change the generation of a VM after you create it. If you need to switch between VM generations, create a new VM of a different generation.
 
-* **Why is my VM size not enabled in the size selector when I try to create a Gen2 VM?**
+* **Why is my VM size not enabled in the size selector when I try to create a Generation 2 VM?**
 
     This may be solved by doing the following:
 
-    1. Verify that the **VM generation** property is set to **Gen 2**.
-    1. Verify you are searching for a [VM size which supports Gen2 VMs](#generation-2-vm-sizes).
+    1. Verify that the **VM Generation** property is set to **Gen 2**.
+    1. Verify you are searching for a [VM size which supports Generation 2 VMs](#generation-2-vm-sizes).
 
 ## Next steps
 
-Learn more about the [trusted launch](trusted-launch-portal.md) with gen 2 VMs.
+Learn more about the [trusted launch](trusted-launch-portal.md) with Generation 2 VMs.
 
-Learn about [generation 2 virtual machines in Hyper-V](/windows-server/virtualization/hyper-v/plan/should-i-create-a-generation-1-or-2-virtual-machine-in-hyper-v).
+Learn about [Generation 2 virtual machines in Hyper-V](/windows-server/virtualization/hyper-v/plan/should-i-create-a-generation-1-or-2-virtual-machine-in-hyper-v).
