diff --git a/Components/LaunchScreen.js b/Components/LaunchScreen.js
index ee2adda..9504b41 100644
--- a/Components/LaunchScreen.js
+++ b/Components/LaunchScreen.js
@@ -26,10 +26,10 @@ export default class LaunchScreen extends Component {
     registry_addr: null,
   }
 
-  /*componentDidMount() {
+  componentDidMount() {
     const { navigation }  = this.props;
     const { navigate } = navigation;
-    const { params } = navigation.state;
+    const params = navigation.state.params || {};
     this.state.navigate = navigate;
     Keys.getAddress()
     .then((addr) => {
@@ -53,15 +53,13 @@ export default class LaunchScreen extends Component {
           (params.enter_phrase === false && (!params.seed_written || !params.double_check))
         )
       ) {
-        x=1
-        //navigate('Setup', params)
+        navigate('Setup', params)
       }
       else if (!this.state.s || !this.state.device_addr) {
-        //navigate('RegisterDevice', params)
-        x=2
+        navigate('RegisterDevice', params)
       }
     })
-  }*/
+  }
 
   //openDevices() { this.state.navigate('Devices') }
 
diff --git a/Components/Screens/SetupScreen.js b/Components/Screens/SetupScreen.js
index dbeac62..5085764 100644
--- a/Components/Screens/SetupScreen.js
+++ b/Components/Screens/SetupScreen.js
@@ -41,24 +41,29 @@ export default class RegisterScreen extends Component {
   renderProceed() {
     if (!this.state.seed_written) {
       return (
-        <Button onPress={() => {
-          this.state.seed_written = true;
-          this.forceUpdate();
-        }}>
-          I have written this down
-        </Button>
+        <Button
+          title="I have written this down"
+          onPress={() => {
+            this.state.seed_written = true;
+            this.forceUpdate();
+          }}
+        />
       );
     } else if (!this.state.double_check) {
       return (
         <View style={{ 'marginTop': 30}}>
           <Text style={Styles.centerBoldText}>We're not kidding, you really need to write this down. We can't help you if you lose it.</Text>
-          <Button onPress={() => { this.state.double_check = true; this.forceUpdate(); }}>
+          <Button
+            title="I promise I have written it down"
+            onPress={() => { this.state.double_check = true; this.forceUpdate(); }}>
             I promise I have written it down
           </Button>
         </View>
       );
     } else {
-      this.props.navigation.navigate('RegisterDevice');
+      this.state.seed_written = true;
+      this.state.double_check = true;
+      return;
     }
   }
 
@@ -69,7 +74,7 @@ export default class RegisterScreen extends Component {
           Your secret backup phrase
         </Text>
         <View style={{'marginTop': 50, 'backgroundColor': '#1a1a1a', 'marginRight': 10, 'marginLeft': 10, 'borderRadius': 10}}>
-          <Text style={styles.sectionText}>
+          <Text style={{textAlign: 'center', color: 'white'}}>
             {this.state.m}
           </Text>
         </View>
@@ -179,10 +184,10 @@ export default class RegisterScreen extends Component {
       )
     } else if (params.enter_phrase && params.phrase_matches == false) {
       return this.renderEnterPhrase()
-    } else if (!params.enter_phrase && (!params.seed_written || !params.double_check)) {
+    } else if (!params.enter_phrase && (!this.state.seed_written || !this.state.double_check)) {
       return this.renderBackupPhrase()
     } else {
-      navigate('RegisterDevice')
+      this.props.navigation.navigate('LaunchScreen');
     }
   }
 
diff --git a/Components/Util/Fs.js b/Components/Util/Fs.js
index cc9b803..496e37d 100644
--- a/Components/Util/Fs.js
+++ b/Components/Util/Fs.js
@@ -26,6 +26,7 @@ function write(path, data, encoding) {
 
 function read(path) {
   return new Promise((resolve, reject) => {
+    console.log('bas_dir', ifs.DocumentDirectoryPath)
     ifs.exists(path)
     .then((exists) => {
       if (exists) { return ifs.readFile(path) }
diff --git a/Components/Util/Keys.js b/Components/Util/Keys.js
index 6a9807a..8504e33 100644
--- a/Components/Util/Keys.js
+++ b/Components/Util/Keys.js
@@ -52,7 +52,7 @@ function generateKey() {
 }
 
 function hash(s) {
-  sha3(s)
+  return sha3(s)
 }
 
 // See if a key exists. Returns the mnemonic or null
diff --git a/Navigation/AppNavigation.js b/Navigation/AppNavigation.js
index 553d77a..e4ec8d1 100644
--- a/Navigation/AppNavigation.js
+++ b/Navigation/AppNavigation.js
@@ -11,9 +11,9 @@ let init_route = 'LaunchScreen';
 // Manifest of possible screens
 const PrimaryNav = StackNavigator({
   LaunchScreen: { screen: LaunchScreen },
-  // Devices: { screen: DevicesScreen },
-  // Setup: { screen: SetupScreen },
-  // RegisterDevice: { screen: RegisterDeviceScreen },
+  Devices: { screen: DevicesScreen },
+  Setup: { screen: SetupScreen },
+  RegisterDevice: { screen: RegisterDeviceScreen },
 }, {
   // Default config for all screens
   headerMode: 'none',
diff --git a/package-lock.json b/package-lock.json
index 3d8da70..4df5bfd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1875,6 +1875,11 @@
         "minimalistic-crypto-utils": "1.0.1"
       }
     },
+    "emitter-component": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/emitter-component/-/emitter-component-1.1.1.tgz",
+      "integrity": "sha1-Bl4tvtaVm/RwZ57avq95gdEAOrY="
+    },
     "encoding": {
       "version": "0.1.12",
       "resolved": "https://registry.npmjs.org/encoding/-/encoding-0.1.12.tgz",
@@ -2008,6 +2013,11 @@
             "inherits": "2.0.3"
           }
         },
+        "js-sha3": {
+          "version": "0.5.5",
+          "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.5.5.tgz",
+          "integrity": "sha1-uvDA6MVK1ZA0R9+Wreekobynmko="
+        },
         "randombytes": {
           "version": "2.0.3",
           "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.0.3.tgz",
@@ -2077,6 +2087,11 @@
             "inherits": "2.0.3"
           }
         },
+        "js-sha3": {
+          "version": "0.5.5",
+          "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.5.5.tgz",
+          "integrity": "sha1-uvDA6MVK1ZA0R9+Wreekobynmko="
+        },
         "number-to-bn": {
           "version": "1.1.0",
           "resolved": "https://registry.npmjs.org/number-to-bn/-/number-to-bn-1.1.0.tgz",
@@ -4585,9 +4600,9 @@
       }
     },
     "js-sha3": {
-      "version": "0.5.5",
-      "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.5.5.tgz",
-      "integrity": "sha1-uvDA6MVK1ZA0R9+Wreekobynmko="
+      "version": "0.6.1",
+      "resolved": "https://registry.npmjs.org/js-sha3/-/js-sha3-0.6.1.tgz",
+      "integrity": "sha1-W4n3enR3Z5h39YxKB1JAk0sflcA="
     },
     "js-tokens": {
       "version": "3.0.2",
@@ -7116,6 +7131,14 @@
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.3.1.tgz",
       "integrity": "sha1-+vUbnrdKrvOzrPStX2Gr8ky3uT4="
     },
+    "stream": {
+      "version": "0.0.2",
+      "resolved": "https://registry.npmjs.org/stream/-/stream-0.0.2.tgz",
+      "integrity": "sha1-f1Nj8Ff2WSxVlfALyAon9c7B8O8=",
+      "requires": {
+        "emitter-component": "1.1.1"
+      }
+    },
     "stream-browserify": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/stream-browserify/-/stream-browserify-1.0.0.tgz",
diff --git a/package.json b/package.json
index 5275865..dd1e337 100644
--- a/package.json
+++ b/package.json
@@ -20,6 +20,7 @@
     "ethjs-signer": "^0.1.1",
     "events": "^1.1.1",
     "https-browserify": "0.0.1",
+    "js-sha3": "^0.6.1",
     "path-browserify": "0.0.0",
     "process": "^0.11.10",
     "react": "16.0.0-alpha.12",
@@ -34,6 +35,7 @@
     "react-navigation": "^1.0.0-beta.11",
     "readable-stream": "^1.0.33",
     "rlp": "^2.0.0",
+    "stream": "0.0.2",
     "stream-browserify": "^1.0.0",
     "url": "^0.10.3",
     "vm-browserify": "0.0.4"