PowerShell 2025 Breaking Changes & Migrations

Critical changes, deprecations, and migration paths for PowerShell in 2025.

PowerShell 2.0 Removal (August-September 2025)

What's Removed

PowerShell 2.0 has been completely removed from:

• Windows 11 version 24H2 (August 2025)
• Windows Server 2025 (September 2025)

Why: Security improvements, reduced attack surface, legacy code cleanup

Migration Path

# Check if PowerShell 2.0 is installed
Get-WindowsOptionalFeature -Online -FeatureName MicrosoftWindowsPowerShellV2Root