diff --git a/components/lib/config/PrimeVue.d.ts b/components/lib/config/PrimeVue.d.ts
index 12ec2e6b4..7fc4b0971 100644
--- a/components/lib/config/PrimeVue.d.ts
+++ b/components/lib/config/PrimeVue.d.ts
@@ -101,6 +101,8 @@ export interface PrimeVueConfiguration {
     locale?: PrimeVueLocaleOptions;
     filterMatchModeOptions?: any;
     zIndex?: PrimeVueZIndexOptions;
+    theme?: any;
+    unstyled?: boolean;
     pt?: PassThrough<PrimeVuePTOptions>;
     ptOptions?: PassThroughOptions;
     csp?: PrimeVueCSPOptions;
diff --git a/components/lib/config/PrimeVue.js b/components/lib/config/PrimeVue.js
index 2fd736135..7541d6176 100644
--- a/components/lib/config/PrimeVue.js
+++ b/components/lib/config/PrimeVue.js
@@ -133,6 +133,8 @@ export const defaultOptions = {
         menu: 1000,
         tooltip: 1100
     },
+    theme: undefined,
+    unstyled: false,
     pt: undefined,
     ptOptions: {
         mergeSections: true,
@@ -167,7 +169,9 @@ export function setup(app, options) {
 }
 
 export default {
-    install: () => {
-        console.error("This plugin has been removed in v4 version. Use 'PrimeVueStyled' plugin for styled mode, and 'PrimeVueUnstyled' plugin for unstyled mode.");
+    install: (app, options) => {
+        const configOptions = { ...defaultOptions, ...options };
+
+        setup(app, configOptions);
     }
 };
diff --git a/modules/nuxt-primevue/module.js b/modules/nuxt-primevue/module.js
index c6c821496..cc0ada2ce 100644
--- a/modules/nuxt-primevue/module.js
+++ b/modules/nuxt-primevue/module.js
@@ -15,7 +15,7 @@ export default defineNuxtModule({
         layerOrder: 'tailwind-base, primevue, tailwind-utilities',
         importPT: undefined,
         importTheme: undefined,
-        unstyled: false,
+        unstyled: undefined,
         options: {},
         components: {
             prefix: '',
@@ -41,7 +41,7 @@ export default defineNuxtModule({
         const resolver = createResolver(import.meta.url);
         const registered = register(moduleOptions);
         const { importPT, importTheme, options, unstyled } = moduleOptions;
-        const hasTheme = importTheme && !unstyled;
+        const hasTheme = importTheme && unstyled !== true && !options.unstyled;
 
         nuxt.options.runtimeConfig.public.primevue = {
             ...moduleOptions,
@@ -103,7 +103,7 @@ export default defineNuxtPlugin(({ vueApp }) => {
   const pt = ${importPT ? `{ pt: ${importPT.as} }` : `{}`};
   const theme = ${hasTheme ? `{ theme: ${importTheme.as} }` : `{}`};
 
-  usePrimeVue && vueApp.use(${unstyled ? 'PrimeVueUnstyled' : 'PrimeVueStyled'}, { ...options, ...pt, ...theme });
+  usePrimeVue && vueApp.use(${unstyled === true ? 'PrimeVueUnstyled' : unstyled === false ? 'PrimeVueStyled' : 'PrimeVue'}, { ...options, ...pt, ...theme });
   ${registered.services.map((service) => `vueApp.use(${service.as});`).join('\n')}
   ${registered.directives.map((directive) => `vueApp.directive('${directive.name}', ${directive.as});`).join('\n')}
 });
diff --git a/modules/nuxt-primevue/register.js b/modules/nuxt-primevue/register.js
index 07da9dc85..f604a81a0 100644
--- a/modules/nuxt-primevue/register.js
+++ b/modules/nuxt-primevue/register.js
@@ -17,20 +17,26 @@ function registerItems(items = [], options = {}, params) {
     });
 }
 
-function registerConfig(resolvePath, unstyled = false) {
-    return [
-        unstyled
-            ? {
-                  name: 'PrimeVueUnstyled',
-                  as: 'PrimeVueUnstyled',
-                  from: resolvePath({ name: 'PrimeVueUnstyled', as: 'PrimeVueUnstyled', from: `primevue/unstyled`, type: 'config' })
-              }
-            : {
-                  name: 'PrimeVueStyled',
-                  as: 'PrimeVueStyled',
-                  from: resolvePath({ name: 'PrimeVueStyled', as: 'PrimeVueStyled', from: `primevue/styled`, type: 'config' })
-              }
-    ];
+function registerConfig(resolvePath, moduleOptions) {
+    const configs = [];
+
+    if (moduleOptions.unstyled === true) {
+        configs.push({
+            name: 'PrimeVueUnstyled',
+            as: 'PrimeVueUnstyled',
+            from: resolvePath({ name: 'PrimeVueUnstyled', as: 'PrimeVueUnstyled', from: `primevue/unstyled`, type: 'config' })
+        });
+    } else if (moduleOptions.unstyled === false) {
+        configs.push({
+            name: 'PrimeVueStyled',
+            as: 'PrimeVueStyled',
+            from: resolvePath({ name: 'PrimeVueStyled', as: 'PrimeVueStyled', from: `primevue/styled`, type: 'config' })
+        });
+    } else {
+        configs.push({ name: 'PrimeVue', as: 'PrimeVue', from: resolvePath({ name: 'PrimeVue', as: 'PrimeVue', from: `primevue/config`, type: 'config' }) });
+    }
+
+    return configs;
 }
 
 function registerComponents(resolvePath, options = {}) {
@@ -140,7 +146,7 @@ function registerInjectStylesAsString(moduleOptions) {
 export function register(moduleOptions) {
     const resolvePath = (resolveOptions) => Utils.object.getPath(moduleOptions.resolvePath, resolveOptions);
 
-    const config = registerConfig(resolvePath, moduleOptions.unstyled);
+    const config = registerConfig(resolvePath, moduleOptions);
     const components = registerComponents(resolvePath, moduleOptions.components);
     const directives = registerDirectives(resolvePath, moduleOptions.directives);
     const composables = registerComposables(resolvePath, moduleOptions.composables);
diff --git a/nuxt.config.js b/nuxt.config.js
index 991c45457..6832a9882 100644
--- a/nuxt.config.js
+++ b/nuxt.config.js
@@ -25,6 +25,7 @@ export default defineNuxtConfig({
         options: {
             ripple: true
         },
+        unstyled: false,
         layerOrder: 'primevue',
         importTheme: { from: '@/themes/aura.js' },
         resolvePath: function ({ as, from, type }) {