diff --git a/README.md b/README.md
index edbb328..68f90ea 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,10 @@ Fireblocks NCW SDK bridge for React Native
 npm install @fireblocks/react-native-ncw-sdk
 ```
 
+### Android additional setup
+
+Add the Maven repository and SDK dependency to your app as described [here](https://ncw-developers.fireblocks.com/docs/setup-4#android-sdk-installation)
+
 ### iOS additional setup
 1. Edit the following line to your app's `Podfile`
 
@@ -19,11 +23,13 @@ npm install @fireblocks/react-native-ncw-sdk
 2. Install pod dependencies:
 
 ```sh
-cd example/ios && bundle exec pod install
+cd ios && bundle exec pod install
 ```
-3. Open your project's workspace in xcode
+3. Open your project's workspace in Xcode
+
+4. Add Fireblocks SDK Swift Package as described [here](https://ncw-developers.fireblocks.com/docs/setup-4#ios-sdk-installation), or:
 
-4. File > Add Package Dependecies... > https://github.com/fireblocks/ncw-ios-sdk > Add Package > Add to Target: "Your Project" > Add Package
+File > Add Package Dependecies... > https://github.com/fireblocks/ncw-ios-sdk > Add Package > Add to Target: "Your Project" > Add Package
 
 ## Usage
 
diff --git a/android/src/main/java/com/fireblocks/reactnativencwsdk/ReactNativeNcwSdkModule.kt b/android/src/main/java/com/fireblocks/reactnativencwsdk/ReactNativeNcwSdkModule.kt
index eee2bcc..feaf228 100644
--- a/android/src/main/java/com/fireblocks/reactnativencwsdk/ReactNativeNcwSdkModule.kt
+++ b/android/src/main/java/com/fireblocks/reactnativencwsdk/ReactNativeNcwSdkModule.kt
@@ -118,6 +118,7 @@ class ReactNativeNcwSdkModule internal constructor(context: ReactApplicationCont
       listenerCount -= count
     }
 
+    @ReactMethod
     override fun handleResponse(response: ReadableMap, promise: Promise) {
         val opId = response.getInt("opId")
         val cb = operations.remove(opId)
@@ -129,10 +130,12 @@ class ReactNativeNcwSdkModule internal constructor(context: ReactApplicationCont
         }
     }
 
+    @ReactMethod
     override fun getPhysicalDeviceId(): String {
       return Fireblocks.getPhysicalDeviceId()
     }
 
+    @ReactMethod
     override fun initialize(deviceId: String, promise: Promise) {
         if (ReactNativeNcwSdkModule.initializedDevices.contains(deviceId)) {
             Log.d(TAG, "Device already initialized: $deviceId")
@@ -400,6 +403,7 @@ class ReactNativeNcwSdkModule internal constructor(context: ReactApplicationCont
         }
     }
 
+    @ReactMethod
     override fun getKeysStatus(deviceId: String, promise: Promise) {
         try {
             val instance: Fireblocks = Fireblocks.getInstance(deviceId)
@@ -419,6 +423,7 @@ class ReactNativeNcwSdkModule internal constructor(context: ReactApplicationCont
         }
     }
 
+    @ReactMethod
     override fun generateMPCKeys(deviceId: String, algorithms: ReadableArray, promise: Promise) {
         try {
             val instance: Fireblocks = Fireblocks.getInstance(deviceId)
@@ -443,6 +448,7 @@ class ReactNativeNcwSdkModule internal constructor(context: ReactApplicationCont
         }
     }
 
+    @ReactMethod
     override fun backupKeys(
         deviceId: String,
         passphrase: String,
@@ -467,6 +473,7 @@ class ReactNativeNcwSdkModule internal constructor(context: ReactApplicationCont
         }
     }
 
+    @ReactMethod
     override fun recoverKeys(deviceId: String, promise: Promise) {
         try {
             val instance: Fireblocks = Fireblocks.getInstance(deviceId)
@@ -511,6 +518,7 @@ class ReactNativeNcwSdkModule internal constructor(context: ReactApplicationCont
         }
     }
 
+    @ReactMethod
     override fun takeover(deviceId: String, promise: Promise) {
         try {
             Log.d(TAG, "Takeover deviceId: $deviceId")
@@ -534,6 +542,7 @@ class ReactNativeNcwSdkModule internal constructor(context: ReactApplicationCont
         }
     }
 
+    @ReactMethod
     override fun requestJoinExistingWallet(deviceId: String, promise: Promise) {
         try {
             val handler = JoinWalletHandler(
@@ -568,6 +577,7 @@ class ReactNativeNcwSdkModule internal constructor(context: ReactApplicationCont
         }
     }
 
+    @ReactMethod
     override fun stopJoinWallet(deviceId: String) {
         try {
             Log.d(TAG, "Stop Join Wallet deviceId: $deviceId")
@@ -578,6 +588,7 @@ class ReactNativeNcwSdkModule internal constructor(context: ReactApplicationCont
         }
     }
 
+    @ReactMethod
     override fun approveJoinWalletRequest(deviceId: String, requestId: String, promise: Promise) {
         try {
             Log.d(TAG, "Approve Join Wallet Request deviceId: $deviceId")
@@ -637,6 +648,7 @@ class ReactNativeNcwSdkModule internal constructor(context: ReactApplicationCont
     //         }
     // }
 
+    @ReactMethod
     override fun deriveAssetKey(
         deviceId: String,
         extendedPrivateKey: String,
@@ -660,34 +672,36 @@ class ReactNativeNcwSdkModule internal constructor(context: ReactApplicationCont
         }
     }
 
-   override fun signTransaction(deviceId: String, txId: String, promise: Promise) {
-        try {
-            val instance: Fireblocks = Fireblocks.getInstance(deviceId)
-            instance.signTransaction(txId) { signedTx: TransactionSignature ->
-                promise.resolve(signedTx.transactionSignatureStatus.toString())
-            }
-        } catch (e: Exception) {
-            promise.reject("Error", e.message)
-            return
-        }
-    }
+  @ReactMethod
+  override fun signTransaction(deviceId: String, txId: String, promise: Promise) {
+      try {
+          val instance: Fireblocks = Fireblocks.getInstance(deviceId)
+          instance.signTransaction(txId) { signedTx: TransactionSignature ->
+              promise.resolve(signedTx.transactionSignatureStatus.toString())
+          }
+      } catch (e: Exception) {
+          promise.reject("Error", e.message)
+          return
+      }
+  }
 
-   override fun getTransactionSignatureStatus(deviceId: String, txId: String, promise: Promise) {
-        try {
-            val instance: Fireblocks = Fireblocks.getInstance(deviceId)
-            val signedTx: TransactionSignature? = instance.getTransactionSignatureStatus(txId)
-            promise.resolve(signedTx?.transactionSignatureStatus.toString())
-        } catch (e: Exception) {
-            promise.reject("Error", e.message)
-            return
-        }
-    }
+  @ReactMethod
+  override fun getTransactionSignatureStatus(deviceId: String, txId: String, promise: Promise) {
+      try {
+          val instance: Fireblocks = Fireblocks.getInstance(deviceId)
+          val signedTx: TransactionSignature? = instance.getTransactionSignatureStatus(txId)
+          promise.resolve(signedTx?.transactionSignatureStatus.toString())
+      } catch (e: Exception) {
+          promise.reject("Error", e.message)
+          return
+      }
+  }
 
-    companion object {
-        private const val TAG = "Fireblocks:NCW"
+  companion object {
+      private const val TAG = "Fireblocks:NCW"
 
-        const val NAME = "ReactNativeNcwSdk"
+      const val NAME = "ReactNativeNcwSdk"
 
-        private val initializedDevices: MutableSet<String> = HashSet()
-    }
+      private val initializedDevices: MutableSet<String> = HashSet()
+  }
 }
diff --git a/android/src/oldarch/ReactNativeNcwSdkSpec.kt b/android/src/oldarch/ReactNativeNcwSdkSpec.kt
index 24ab453..e266468 100644
--- a/android/src/oldarch/ReactNativeNcwSdkSpec.kt
+++ b/android/src/oldarch/ReactNativeNcwSdkSpec.kt
@@ -2,10 +2,34 @@ package com.fireblocks.reactnativencwsdk
 
 import com.facebook.react.bridge.ReactApplicationContext
 import com.facebook.react.bridge.ReactContextBaseJavaModule
+import com.facebook.react.bridge.ReadableArray
+import com.facebook.react.bridge.ReadableMap
 import com.facebook.react.bridge.Promise
 
 abstract class ReactNativeNcwSdkSpec internal constructor(context: ReactApplicationContext) :
   ReactContextBaseJavaModule(context) {
 
-  abstract fun multiply(a: Double, b: Double, promise: Promise)
+  abstract fun handleResponse(response: ReadableMap, promise: Promise)
+  abstract fun getPhysicalDeviceId(): String
+  abstract fun initialize(deviceId: String, promise: Promise) 
+  abstract fun getKeysStatus(deviceId: String, promise: Promise)
+  abstract fun generateMPCKeys(deviceId: String, algorithms: ReadableArray, promise: Promise)
+  abstract fun backupKeys(
+        deviceId: String,
+        passphrase: String,
+        passphraseId: String,
+        promise: Promise
+  )
+  abstract fun recoverKeys(deviceId: String, promise: Promise) 
+  abstract fun takeover(deviceId: String, promise: Promise) 
+  abstract fun requestJoinExistingWallet(deviceId: String, promise: Promise) 
+  abstract fun stopJoinWallet(deviceId: String)
+  abstract fun approveJoinWalletRequest(deviceId: String, requestId: String, promise: Promise)
+  abstract fun deriveAssetKey(
+      deviceId: String,
+      extendedPrivateKey: String,
+      bip44DerivationParams: ReadableMap
+  ): String?
+  abstract fun signTransaction(deviceId: String, txId: String, promise: Promise)
+  abstract fun getTransactionSignatureStatus(deviceId: String, txId: String, promise: Promise)
 }
diff --git a/package.json b/package.json
index d1517d2..4ee053f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@fireblocks/react-native-ncw-sdk",
-  "version": "0.1.5",
+  "version": "0.1.6",
   "description": "NCW SDK Native bridge",
   "main": "lib/commonjs/index",
   "module": "lib/module/index",