diff --git a/src/assets/i18n/de.json b/src/assets/i18n/de.json
index bbb6c2e..33adcd7 100644
--- a/src/assets/i18n/de.json
+++ b/src/assets/i18n/de.json
@@ -63,6 +63,7 @@
     "TITLE": "Over The Air Programmierung",
     "BTN_NEXT": "Weiter",
     "BTN_CLOSE": "Schließen",
+    "BTN_REQUEST":"OTA Modus aktivieren!",
     "BTN_BACK": "Zurück",
     "INTRO": {
       "TITLE": "Willkommen",
@@ -78,7 +79,16 @@
       "STEPS": "Um den OTA Modus zu aktivieren...",
       "STEP1": "halte den den 'Switch' Knopf (grau oder blau) gedrückt",
       "STEP2": "drücke den roten 'Reset' Knopf einmal",
-      "STEP3": "lasse den 'Switch' Knopf nach einer Sekunde los."
+      "STEP3": "lasse den 'Switch' Knopf nach einer Sekunde los.",
+      "AUTOMATIC":{
+        "STEP1":"Laden den Over-the-Air Sketch der openSenseMap auf die senseBox",
+        "STEP2":"Verbinde dich mit gleichen Netzwekr in dem die senseBox eingewählt ist",
+        "STEP3":"Klicke auf OTA Modus aktivieren!"
+      }
+    },
+    "OTAMODESELECTION":{
+      "AUTOMATIC":"Wähle diesen Modus wenn du den openSenseMap Sketch nach dem 20.03.2020 auf die senseBox hochgeladen hast!",
+      "MANUAL":"Wähle diesen Modus aus um die senseBox manuell in den OTA Modus zu schalten!"
     },
     "COMPILATION": {
       "COMPILING": {
diff --git a/src/assets/i18n/en.json b/src/assets/i18n/en.json
index 45b0f91..c3458e3 100644
--- a/src/assets/i18n/en.json
+++ b/src/assets/i18n/en.json
@@ -22,7 +22,7 @@
     "HINT": "<em>Hint:</em> A <a href=\"https://blockly.sensebox.de\">web version of Blockly for senseBox</a> is available as well!"
   },
   "LOGIN":{
-    "LOADING":"Logging in...",
+    "LOADING":"Logging in..."
     },
   "BLOCKLY": {
     "TITLE": "Blockly for senseBox",
@@ -58,6 +58,7 @@
     "BTN_NEXT": "Continue",
     "BTN_CLOSE": "Close",
     "BTN_BACK": "Back",
+    "BTN_REQUEST":"Enable OTA Mode",
     "INTRO": {
       "TITLE": "Welcome",
       "TEXT": "To transfer your code to your senseBox over the air (OTA), please follow these steps.",
@@ -71,8 +72,17 @@
       "TEXT": "To transfer your code, the senseBox must be in OTA mode.<br/>This is indicated by the green blinking LED next to the red reset button.",
       "STEPS": "To enable OTA mode...",
       "STEP1": "press &amp; hold the switch button (gray or blue)",
-      "STEP2": "press the red reset button shortly",
-      "STEP3": "release the switch button after one second"
+      "STEP2": "press the red r eset button shortly",
+      "STEP3": "release the switch button after one second",
+      "AUTOMATIC":{
+        "STEP1":"Upload the Over-the-Air Sketch from the OpenSenseMap to the senseBox",
+        "STEP2":"Connect this device to the same network the senseBox is connected with",
+        "STEP3":"Click Enable OTA Mode!"
+      }
+    },
+    "OTAMODESELECTION":{
+      "AUTOMATIC":"Choose this mode if your senseBox is currently running an OpenSenseMap Sketch acquired after 20.03.2020",
+      "MANUAL":"Choose this mode if you have uploaded the OTA Sketch"
     },
     "COMPILATION": {
       "COMPILING": {
diff --git a/src/pages/error/error.html b/src/pages/error/error.html
index 053c7bb..ac1f0d9 100644
--- a/src/pages/error/error.html
+++ b/src/pages/error/error.html
@@ -9,7 +9,7 @@
 <ion-content padding>
   <ion-grid>
     <ion-row>
-      There was an error when trying to login. The error code is:<code>{{error.message}}</code>.
+      There was an error when trying to login. The error code is:<code>{{error.message}}</code>
     </ion-row>
     <ion-row class="errorMessage">
       <p >      {{errorMessages[error.message]}}      </p>
diff --git a/src/pages/ota-wizard/ota-wizard.html b/src/pages/ota-wizard/ota-wizard.html
index 135b497..72af9e4 100644
--- a/src/pages/ota-wizard/ota-wizard.html
+++ b/src/pages/ota-wizard/ota-wizard.html
@@ -51,7 +51,7 @@
               </ion-card-header>
               <ion-card-content>
                 <ion-icon class="mode_selection" name="wifi" ></ion-icon> <br>
-                {{ ' OTAWIZ.OTAMODESELECTION.AUTOMATIC | translate'}}
+                {{ 'OTAWIZ.OTAMODESELECTION.AUTOMATIC' | translate}}
               </ion-card-content>
             </ion-card>
           </ion-col>
@@ -62,7 +62,7 @@
               </ion-card-header>
               <ion-card-content>
                 <ion-icon class="mode_selection" name="hammer" ></ion-icon> <br>
-                {{ ' OTAWIZ.OTAMODESELECTION.MANUAL | translate'}}
+                {{ 'OTAWIZ.OTAMODESELECTION.MANUAL' | translate}}
               </ion-card-content>
             </ion-card>
           </ion-col>
@@ -71,8 +71,8 @@
       </ion-grid>
     </ion-slide>
     <!-- OTA Manual -->
-    <ion-slide *ngIf="manual" id="manual-slide">
-      <ion-grid>
+    <ion-slide  id="manual-slide">
+      <ion-grid *ngIf="manual">
         <ion-row align-items-center>
           <ion-col col-12 col-md-6>
             <img class="tutorial_gif" src="../../assets/imgs/ota_modus.gif" />
@@ -92,10 +92,7 @@
           </ion-col>
         </ion-row>
       </ion-grid>
-    </ion-slide>
-    <!-- OTA Automatic -->
-    <ion-slide *ngIf="automatic" id="automatic-slide">
-      <ion-grid>
+      <ion-grid *ngIf="automatic">
         <ion-row align-items-center>
           <ion-col col-12 col-md-6>
             <ol style="text-align: left">
@@ -105,7 +102,6 @@
             </ol>
           </ion-col>
           <ion-col col-12 col-md-6>
-
             <!-- @TODO: diagram! -->
             <button  *ngIf="requestSuccessful;else request" ion-button large clear icon-end color="primary" (click)="slides.slideNext()">
               {{ 'OTAWIZ.BTN_NEXT' | translate }}
diff --git a/src/pages/ota-wizard/ota-wizard.ts b/src/pages/ota-wizard/ota-wizard.ts
index 1e1c020..c782eae 100644
--- a/src/pages/ota-wizard/ota-wizard.ts
+++ b/src/pages/ota-wizard/ota-wizard.ts
@@ -182,12 +182,20 @@ export class OtaWizardPage implements OnInit, OnDestroy {
   // call logic for each slide
   onSlideChange() {
     this.slideHistory.push(OtaSlides[this.currentSlide])
+    console.log(this.currentSlide)
     switch (this.currentSlide) {
       case OtaSlides.Intro:
+        this.slides.lockSwipeToNext(false);
       case OtaSlides.Intro2:
-        this.slides.lockSwipeToNext(true)
         break
-
+      case OtaSlides.Intro3:
+        if(this.automatic){
+          this.slides.lockSwipeToNext(true);
+        }
+        if(this.manual){
+          this.slides.lockSwipeToNext(false);
+        }
+        break  
       case OtaSlides.Compilation:
         this.handleCompilation()
         break
@@ -326,6 +334,7 @@ enum OtaSlides {
   Intro = 0,
   Intro2 = 1,
   Compilation = 2,
-  WifiSelection = 3,
-  Upload = 4,
+  Intro3 = 3, 
+  WifiSelection = 4,
+  Upload = 5,
 }