diff --git a/app/main.js b/app/main.js
index 4028136..7b187e9 100644
--- a/app/main.js
+++ b/app/main.js
@@ -154,12 +154,92 @@ app.on("web-contents-created", (event, contents) => {
       return { action: "allow" };
     }
   });
+  contents.on("did-finish-load", () => {
+    try {
+      if (
+        BrowserWindow.getFocusedWindow()
+          .webContents.getTitle()
+          .includes("Microsoft PowerPoint")
+      ) {
+        if (process.platform === "darwin") {
+          app.dock.setIcon(
+            path.join(__dirname, "../assets/icons/apps/powerpoint.png")
+          );
+        }
+      } else if (
+        BrowserWindow.getFocusedWindow()
+          .webContents.getTitle()
+          .includes("Microsoft Word")
+      ) {
+        if (process.platform === "darwin") {
+          app.dock.setIcon(
+            path.join(__dirname, "../assets/icons/apps/word.png")
+          );
+        }
+      } else if (
+        BrowserWindow.getFocusedWindow()
+          .webContents.getTitle()
+          .includes("Microsoft Excel")
+      ) {
+        if (process.platform === "darwin") {
+          app.dock.setIcon(
+            path.join(__dirname, "../assets/icons/apps/excel.png")
+          );
+        }
+      } else if (
+        BrowserWindow.getFocusedWindow()
+          .webContents.getTitle()
+          .includes("Outlook")
+      ) {
+        if (process.platform === "darwin") {
+          app.dock.setIcon(
+            path.join(__dirname, "../assets/icons/apps/outlook.png")
+          );
+        }
+      } else if (
+        BrowserWindow.getFocusedWindow()
+          .webContents.getTitle()
+          .includes("OneDrive")
+      ) {
+        if (process.platform === "darwin") {
+          app.dock.setIcon(
+            path.join(__dirname, "../assets/icons/apps/onedrive.png")
+          );
+        }
+      } else if (
+        BrowserWindow.getFocusedWindow()
+          .webContents.getTitle()
+          .includes("Microsoft Teams")
+      ) {
+        if (process.platform === "darwin") {
+          app.dock.setIcon(
+            path.join(__dirname, "../assets/icons/apps/teams.png")
+          );
+        }
+      } else if (
+        BrowserWindow.getFocusedWindow()
+          .webContents.getTitle()
+          .includes("Microsoft OneNote Online")
+      ) {
+        if (process.platform === "darwin") {
+          app.dock.setIcon(
+            path.join(__dirname, "../assets/icons/apps/onenote.png")
+          );
+        }
+      } else {
+        app.dock.setIcon(null);
+      }
+    } catch {}
+  });
 });
 
 app.on("window-all-closed", () => {
   if (process.platform !== "darwin") {
     app.quit();
   }
+  if (process.platform === "darwin") {
+    app.dock.setIcon(null);
+  }
   clearActivity();
 });
 
diff --git a/assets/icons/apps/excel.png b/assets/icons/apps/excel.png
new file mode 100644
index 0000000..f872787
Binary files /dev/null and b/assets/icons/apps/excel.png differ
diff --git a/assets/icons/apps/onedrive.png b/assets/icons/apps/onedrive.png
new file mode 100644
index 0000000..40c54c2
Binary files /dev/null and b/assets/icons/apps/onedrive.png differ
diff --git a/assets/icons/apps/onenote.png b/assets/icons/apps/onenote.png
new file mode 100644
index 0000000..92f31e0
Binary files /dev/null and b/assets/icons/apps/onenote.png differ
diff --git a/assets/icons/apps/outlook.png b/assets/icons/apps/outlook.png
new file mode 100644
index 0000000..bb297ff
Binary files /dev/null and b/assets/icons/apps/outlook.png differ
diff --git a/assets/icons/apps/powerpoint.png b/assets/icons/apps/powerpoint.png
new file mode 100644
index 0000000..8b3c29e
Binary files /dev/null and b/assets/icons/apps/powerpoint.png differ
diff --git a/assets/icons/apps/teams.png b/assets/icons/apps/teams.png
new file mode 100644
index 0000000..5cefc6f
Binary files /dev/null and b/assets/icons/apps/teams.png differ
diff --git a/assets/icons/apps/word.png b/assets/icons/apps/word.png
new file mode 100644
index 0000000..a60c86a
Binary files /dev/null and b/assets/icons/apps/word.png differ