Virtual Machine Scale Sets - Update Instances
Upgrades one or more virtual machines to the latest SKU set in the VM scale set model.
POST https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/virtualMachineScaleSets/{vmScaleSetName}/manualupgrade?api-version=2025-04-01
URI Parameters
| Name | In | Required | Type | Description |
|---|---|---|---|---|
|
resource
|
path | True |
string minLength: 1maxLength: 90 |
The name of the resource group. The name is case insensitive. |
|
subscription
|
path | True |
string minLength: 1 |
The ID of the target subscription. |
|
vm
|
path | True |
string |
The name of the VM scale set. |
|
api-version
|
query | True |
string minLength: 1 |
The API version to use for this operation. |
Request Body
| Name | Required | Type | Description |
|---|---|---|---|
| instanceIds | True |
string[] |
The virtual machine scale set instance ids. |
Responses
| Name | Type | Description |
|---|---|---|
| 200 OK |
The request has succeeded. |
|
| 202 Accepted |
Resource operation accepted. Headers
|
|
| Other Status Codes |
An unexpected error response. |
Security
azure_auth
Azure Active Directory OAuth2 Flow.
Type:
oauth2
Flow:
implicit
Authorization URL:
https://login.microsoftonline.com/common/oauth2/authorize
Scopes
| Name | Description |
|---|---|
| user_impersonation | impersonate your user account |
Examples
|
Virtual |
|
Virtual |
VirtualMachineScaleSet_UpdateInstances_MaximumSet_Gen
Sample request
POST https://management.azure.com/subscriptions/{subscription-id}/resourceGroups/rgcompute/providers/Microsoft.Compute/virtualMachineScaleSets/aaaaaaaaaaaaaaaaaaaaaaaa/manualupgrade?api-version=2025-04-01
{
"instanceIds": [
"aaaaaaaaaaaaaaaaaaaaaaaaa"
]
}
Sample response
location: https://foo.com/operationstatus
VirtualMachineScaleSet_UpdateInstances_MinimumSet_Gen
Sample request
POST https://management.azure.com/subscriptions/{subscription-id}/resourceGroups/rgcompute/providers/Microsoft.Compute/virtualMachineScaleSets/aaaaaaaaaaaaaaaaaaaaaaaaaaaaa/manualupgrade?api-version=2025-04-01
{
"instanceIds": [
"aaaaaaaaaaaaaaaaaaaaaaaaa"
]
}
Sample response
location: https://foo.com/operationstatus
Definitions
| Name | Description |
|---|---|
|
Api |
Api error. |
|
Api |
Api error base. |
|
Cloud |
An error response from the Compute service. |
|
Inner |
Inner error details. |
|
Virtual |
Specifies a list of virtual machine instance IDs from the VM scale set. |
ApiError
Api error.
| Name | Type | Description |
|---|---|---|
| code |
string |
The error code. |
| details |
The Api error details |
|
| innererror |
The Api inner error |
|
| message |
string |
The error message. |
| target |
string |
The target of the particular error. |
ApiErrorBase
Api error base.
| Name | Type | Description |
|---|---|---|
| code |
string |
The error code. |
| message |
string |
The error message. |
| target |
string |
The target of the particular error. |
CloudError
An error response from the Compute service.
| Name | Type | Description |
|---|---|---|
| error |
Api error. |
InnerError
Inner error details.
| Name | Type | Description |
|---|---|---|
| errordetail |
string |
The internal error message or exception dump. |
| exceptiontype |
string |
The exception type. |
VirtualMachineScaleSetVMInstanceRequiredIDs
Specifies a list of virtual machine instance IDs from the VM scale set.
| Name | Type | Description |
|---|---|---|
| instanceIds |
string[] |
The virtual machine scale set instance ids. |