diff --git a/src/main/PoeWindow.ts b/src/main/PoeWindow.ts
index 1649485e..55735857 100644
--- a/src/main/PoeWindow.ts
+++ b/src/main/PoeWindow.ts
@@ -2,7 +2,7 @@ import { Rectangle, BrowserWindow, Point } from 'electron'
 import { EventEmitter } from 'events'
 import { logger } from './logger'
 import { config } from './config'
-import { overlayWindow as OW } from 'electron-overlay-window'
+import { overlayWindow as OW, AttachEvent } from 'electron-overlay-window'
 
 interface PoeWindowClass {
   on(event: 'active-change', listener: (isActive: boolean) => void): this
@@ -54,6 +54,12 @@ class PoeWindowClass extends EventEmitter {
 
     OW.attachTo(window, config.get('windowTitle'))
   }
+
+  onceAttached (cb: (hasAccess: boolean | undefined) => void) {
+    OW.once('attach', (e: AttachEvent) => {
+      cb(e.hasAccess)
+    })
+  }
 }
 
 export const PoeWindow = new PoeWindowClass()
diff --git a/src/main/overlay-window.ts b/src/main/overlay-window.ts
index 53213994..6f1a0286 100644
--- a/src/main/overlay-window.ts
+++ b/src/main/overlay-window.ts
@@ -1,5 +1,5 @@
 import path from 'path'
-import { BrowserWindow, ipcMain } from 'electron'
+import { BrowserWindow, ipcMain, dialog } from 'electron'
 import { PoeWindow } from './PoeWindow'
 import { logger } from './logger'
 import { OVERLAY_READY, FOCUS_CHANGE } from '@/ipc/ipc-event'
@@ -56,6 +56,18 @@ export async function createOverlayWindow () {
     overlayWindow.webContents.send(FOCUS_CHANGE, { game: isActive, overlay: isInteractable })
   })
 
+  PoeWindow.onceAttached((hasAccess) => {
+    if (hasAccess === false) {
+      dialog.showErrorBox(
+        'PoE window - No access',
+        // ----------------------
+        'Path of Exile is running with administrator rights.\n' +
+        '\n' +
+        'You need to restart Awakened PoE Trade with administrator rights.'
+      )
+    }
+  })
+
   const electronReadyToShow = new Promise<void>((resolve) => {
     overlayWindow!.once('ready-to-show', resolve)
   })