diff --git a/central_frontend/src/api/OTAApi.ts b/central_frontend/src/api/OTAApi.ts
index b729df9..57593e9 100644
--- a/central_frontend/src/api/OTAApi.ts
+++ b/central_frontend/src/api/OTAApi.ts
@@ -65,4 +65,23 @@ export class OTAAPI {
       })
     ).data;
   }
+
+  /**
+   * Set desired version for one or mor devices
+   */
+  static async SetDesiredVersion(
+    update: OTAUpdate,
+    all_devices: boolean,
+    devices?: string[]
+  ): Promise<void> {
+    await APIClient.exec({
+      method: "POST",
+      uri: "/ota/set_desired_version",
+      jsonData: {
+        version: update.version,
+        platform: update.platform,
+        devices: all_devices ? undefined : devices!,
+      },
+    });
+  }
 }
diff --git a/central_frontend/src/dialogs/DeployOTAUpdateDialogProvider.tsx b/central_frontend/src/dialogs/DeployOTAUpdateDialogProvider.tsx
index 0756ca0..08adbd9 100644
--- a/central_frontend/src/dialogs/DeployOTAUpdateDialogProvider.tsx
+++ b/central_frontend/src/dialogs/DeployOTAUpdateDialogProvider.tsx
@@ -16,13 +16,22 @@ import {
 } from "@mui/material";
 import React from "react";
 import { Device, DeviceApi } from "../api/DeviceApi";
-import { OTAUpdate } from "../api/OTAApi";
+import { OTAAPI, OTAUpdate } from "../api/OTAApi";
+import { useAlert } from "../hooks/context_providers/AlertDialogProvider";
+import { useConfirm } from "../hooks/context_providers/ConfirmDialogProvider";
+import { useLoadingMessage } from "../hooks/context_providers/LoadingMessageProvider";
+import { useSnackbar } from "../hooks/context_providers/SnackbarProvider";
 import { AsyncWidget } from "../widgets/AsyncWidget";
 
 export function DeployOTAUpdateDialogProvider(p: {
   update: OTAUpdate;
   onClose: () => void;
 }): React.ReactElement {
+  const loadingMessage = useLoadingMessage();
+  const alert = useAlert();
+  const confirm = useConfirm();
+  const snackbar = useSnackbar();
+
   const [devicesList, setDevicesList] = React.useState<Device[] | undefined>();
 
   const loadDevicesList = async () => {
@@ -34,7 +43,29 @@ export function DeployOTAUpdateDialogProvider(p: {
   const [allDevices, setAllDevices] = React.useState(false);
   const [selectedDevices, setSelectedDevices] = React.useState<string[]>([]);
 
-  const startDeployment = () => {};
+  const startDeployment = async () => {
+    if (
+      allDevices &&
+      !(await confirm(
+        "Do you really want to deploy the update to all devices?"
+      ))
+    )
+      return;
+    try {
+      loadingMessage.show("Applying OTA update...");
+
+      await OTAAPI.SetDesiredVersion(p.update, allDevices, selectedDevices);
+
+      snackbar("The update was successfully applied!");
+      p.onClose();
+    } catch (e) {
+      console.error("Failed to deploy the udpate!", e);
+      alert(`Failed to deploy the udpate! ${e}`);
+    } finally {
+      loadingMessage.hide();
+    }
+  };
+
   return (
     <Dialog open={true} onClose={p.onClose}>
       <DialogTitle>