diff --git a/README.md b/README.md
index 6abf2b9..e6ea61a 100644
--- a/README.md
+++ b/README.md
@@ -54,6 +54,9 @@ A powerful command line utility for the Unity Game Engine. Automate Unity projec
 npm install -g @rage-against-the-pixel/unity-cli
 ```
 
+> [!IMPORTANT]
+> Requires Node v22.12 or higher.
+
 ## Usage
 
 In general, the command structure is:
@@ -96,7 +99,7 @@ unity-cli license-version
 - `-e`, `--email`: Email associated with the Unity account. Required when activating a personal or professional license.
 - `-p`, `--password`: Password for the Unity account. Required when activating a personal or professional license.
 - `-s`, `--serial`: License serial number. Required when activating a professional license.
-- `-c`, `--config`: Path to the configuration file, or base64 encoded JSON string. Required when activating a floating license.
+- `-c`, `--config`: Path to the configuration file, raw JSON, or base64 encoded JSON string. Required when activating a floating license.
 - `--json`: Prints the last line of output as JSON string.
 - `--verbose`: Enable verbose output.
 
diff --git a/package-lock.json b/package-lock.json
index 5347667..e827a85 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@rage-against-the-pixel/unity-cli",
-  "version": "1.6.5",
+  "version": "1.6.6",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@rage-against-the-pixel/unity-cli",
-      "version": "1.6.5",
+      "version": "1.6.6",
       "license": "MIT",
       "dependencies": {
         "@electron/asar": "^4.0.1",
diff --git a/package.json b/package.json
index 34052d0..1178d55 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rage-against-the-pixel/unity-cli",
-  "version": "1.6.5",
+  "version": "1.6.6",
   "description": "A command line utility for the Unity Game Engine.",
   "author": "RageAgainstThePixel",
   "license": "MIT",
diff --git a/src/license-client.ts b/src/license-client.ts
index ea618e0..267b26f 100644
--- a/src/license-client.ts
+++ b/src/license-client.ts
@@ -92,7 +92,7 @@ export class LicensingClient {
         switch (process.platform) {
             case 'win32':
                 // %PROGRAMDATA%\Unity\Config
-                servicesConfigDirectory = path.join(process.env.PROGRAMDATA || '', 'Unity', 'Config');
+                servicesConfigDirectory = path.join(process.env.PROGRAMDATA || 'C:\\ProgramData', 'Unity', 'Config');
                 break;
             case 'darwin':
                 // /Library/Application Support/Unity/config
@@ -119,6 +119,45 @@ export class LicensingClient {
         return path.join(servicesConfigDirectory, 'services-config.json');
     }
 
+    private tryParseJson(content: string | undefined): string | undefined {
+        if (!content) {
+            return undefined;
+        }
+
+        try {
+            JSON.parse(content);
+            return content;
+        } catch {
+            return undefined;
+        }
+    }
+
+    private resolveServicesConfigContent(input: string): string {
+        const trimmedInput = input.trim();
+
+        if (trimmedInput.length === 0) {
+            throw new Error('Services config value is empty. Provide a file path, JSON, or base64 encoded JSON string.');
+        }
+
+        const directJson = this.tryParseJson(trimmedInput);
+
+        if (directJson) {
+            return directJson;
+        }
+
+        const base64Regex = /^[A-Za-z0-9+/]*={0,2}$/;
+        if (base64Regex.test(trimmedInput)) {
+            const decoded = Buffer.from(trimmedInput, 'base64').toString('utf-8').trim();
+            const decodedJson = this.tryParseJson(decoded);
+
+            if (decodedJson) {
+                return decodedJson;
+            }
+        }
+
+        throw new Error('Services config value is not a valid JSON string or base64 encoded JSON string.');
+    }
+
     /**
      * Gets the path to the Unity Licensing Client log file.
      * @see https://docs.unity.com/en-us/licensing-server/troubleshooting-client#logs
@@ -441,7 +480,8 @@ export class LicensingClient {
                     fs.copyFileSync(options.servicesConfig, servicesConfigPath);
                 }
                 else {
-                    fs.writeFileSync(servicesConfigPath, Buffer.from(options.servicesConfig, 'base64'));
+                    const configContent = this.resolveServicesConfigContent(options.servicesConfig);
+                    fs.writeFileSync(servicesConfigPath, configContent, { encoding: 'utf-8' });
                 }
 
                 if (process.platform !== 'win32') {
diff --git a/tests/license-client.test.ts b/tests/license-client.test.ts
new file mode 100644
index 0000000..b771564
--- /dev/null
+++ b/tests/license-client.test.ts
@@ -0,0 +1,27 @@
+import { LicensingClient } from '../src/license-client';
+
+describe('LicensingClient services config handling', () => {
+    const invokeResolver = (input: string) => {
+        const client = new LicensingClient();
+        return (client as any).resolveServicesConfigContent(input);
+    };
+
+    it('accepts raw JSON input', () => {
+        const json = '{"floatingServer":"https://example.com"}';
+        expect(invokeResolver(json)).toBe(json);
+    });
+
+    it('accepts base64 encoded JSON input', () => {
+        const json = '{"floatingServer":"https://example.com"}';
+        const encoded = Buffer.from(json, 'utf-8').toString('base64');
+        expect(invokeResolver(encoded)).toBe(json);
+    });
+
+    it('rejects invalid inline config', () => {
+        expect(() => invokeResolver('not-a-valid-config')).toThrow('Services config value is not a valid JSON string or base64 encoded JSON string.');
+    });
+
+    it('rejects empty inline config', () => {
+        expect(() => invokeResolver('   ')).toThrow('Services config value is empty. Provide a file path, JSON, or base64 encoded JSON string.');
+    });
+});