Add Upgrade-WindowsToPro PowerShell doc

docs/powershell/upgrade-windowstopro.md

@@ -0,0 +1,49 @@
+---
+id: 'c4d012c0-192b-4313-8ba3-5745dfb70e67'
+slug: /c4d012c0-192b-4313-8ba3-5745dfb70e67
+title: 'Upgrade-WindowsToPro'
+title_meta: 'Upgrade-WindowsToPro'
+keywords: ['windows', 'upgrade', 'pro', 'license', 'edition']
+description: 'Upgrades a Windows Home device to Windows Pro using a provided license key.'
+tags: ['windows', 'setup']
+draft: false
+unlisted: false
+last_update:
+  date: 2026-06-11
+---
+
+## Description
+
+Upgrades a Windows Home device to Windows Pro using a provided license key.
+
+## Requirements
+
+- PowerShell 5+
+- Windows OS
+- Must be run as an Administrator
+- A valid Windows Pro product key
+
+## Usage
+
+Detects the current Windows edition and upgrades from Home to Pro using `changepk.exe`. If Windows Pro is already detected, no action is taken. A manual reboot is required after a successful upgrade.
+
+```powershell
+.\Upgrade-WindowsToPro.ps1 -LicenseKey 'XXXXX-XXXXX-XXXXX-XXXXX-XXXXX'
+```
+
+## Parameters
+
+| Parameter    | Alias | Required | Default | Type   | Description                                                                  |
+| ------------ | ----- | -------- | ------- | ------ | ---------------------------------------------------------------------------- |
+| `LicenseKey` |       | True     |         | String | A valid Windows Pro product key in the format XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. |
+
+## Output
+
+- .\Upgrade-WindowsToPro-Log.txt
+- .\Upgrade-WindowsToPro-Error.txt
+
+## Changelog
+
+### 2026-06-11
+
+- Initial version of the document