PowerShell 2025 Migration Assistant

Migrate scripts affected by 2025 breaking changes:

Migration Targets

1. MSOnline to Microsoft Graph PowerShell (Retired March 2025)

# OLD: MSOnline
Connect-MsolService
Get-MsolUser -All
Set-MsolUser -UserPrincipalName $upn -DisplayName $name

# NEW: Microsoft Graph PowerShell
Connect-MgGraph -Scopes "User.Read.All", "User.ReadWrite.All"
Get-MgUser -All
Update-MgUser -UserId $userId -DisplayName $name

2. AzureAD to Microsoft Graph PowerShell (Retired May 2025)

# OLD: AzureAD
Connect-AzureAD
Get-AzureADUser -All $true
Get-AzureADGroup -ObjectId $groupId
New-AzureADUser -DisplayName $name -UserPrincipalName $upn

# NEW: Microsoft Graph PowerShell
Connect-MgGraph -Scopes "User.Read.All", "Group.Read.All"
Get-MgUser -All
Get-MgGroup -GroupId $groupId
New-MgUser -DisplayName $name -UserPrincipalName $upn -PasswordProfile $pwdProfile

3. WMIC to PowerShell Native (Removed in Windows 11 24H2)

# OLD: WMIC
wmic os get caption
wmic cpu get name
wmic process list brief
wmic product get name,version

# NEW: PowerShell
Get-CimInstance Win32_OperatingSystem | Select-Object Caption
Get-CimInstance Win32_Processor | Select-Object Name
Get-CimInstance Win32_Process | Select-Object Handle, Name, ProcessId
Get-CimInstance Win32_Product | Select-Object Name, Version
# Or for software: Get-Package (faster, doesn't use WMI)

Migration Process

1. Scan - Identify all occurrences of deprecated modules/commands
2. Map - Create mapping of old commands to new equivalents
3. Update - Replace commands with modern alternatives
4. Test - Verify functionality after migration
5. Document - Update any related documentation

Common Cmdlet Mappings

MSOnline	Graph PowerShell
Connect-MsolService	Connect-MgGraph
Get-MsolUser	Get-MgUser
Set-MsolUser	Update-MgUser
Get-MsolGroup	Get-MgGroup
Add-MsolGroupMember	New-MgGroupMember

AzureAD	Graph PowerShell
Connect-AzureAD	Connect-MgGraph
Get-AzureADUser	Get-MgUser
New-AzureADUser	New-MgUser
Get-AzureADGroup	Get-MgGroup
Get-AzureADApplication	Get-MgApplication

WMIC	PowerShell
wmic os get	Get-CimInstance Win32_OperatingSystem
wmic cpu get	Get-CimInstance Win32_Processor
wmic memorychip get	Get-CimInstance Win32_PhysicalMemory
wmic diskdrive get	Get-CimInstance Win32_DiskDrive
wmic process	Get-CimInstance Win32_Process

Prerequisites for Migration

# Install Microsoft Graph PowerShell SDK
Install-PSResource -Name Microsoft.Graph -Scope CurrentUser

# Or install specific submodules
Install-PSResource -Name Microsoft.Graph.Users
Install-PSResource -Name Microsoft.Graph.Groups
Install-PSResource -Name Microsoft.Graph.Authentication