diff --git a/app/src/main/java/com/example/lifegrid/CriarContaActivity.java b/app/src/main/java/com/example/lifegrid/CriarContaActivity.java
index 5a9e3e7..ff7cd5c 100644
--- a/app/src/main/java/com/example/lifegrid/CriarContaActivity.java
+++ b/app/src/main/java/com/example/lifegrid/CriarContaActivity.java
@@ -7,6 +7,7 @@ import android.util.Patterns;
 import android.view.View;
 import android.widget.Button;
 import android.widget.EditText;
+import android.widget.ImageView;
 import android.widget.ProgressBar;
 import android.widget.Toast;
 import com.example.lifegrid.utils.CustomToast;
@@ -59,6 +60,9 @@ public class CriarContaActivity extends AppCompatActivity {
 
         // Configura o botão de registo para acionar a validação e criação de conta
         loginButton2.setOnClickListener(v -> criarConta());
+
+        ImageView btnBack = findViewById(R.id.btnBack);
+        btnBack.setOnClickListener(v -> finish());
     }
 
     /**
diff --git a/app/src/main/java/com/example/lifegrid/RecupearPasswordActivity.java b/app/src/main/java/com/example/lifegrid/RecupearPasswordActivity.java
index acf9c33..818c886 100644
--- a/app/src/main/java/com/example/lifegrid/RecupearPasswordActivity.java
+++ b/app/src/main/java/com/example/lifegrid/RecupearPasswordActivity.java
@@ -8,6 +8,7 @@ import android.widget.Button;
 import android.widget.EditText;
 import android.widget.ProgressBar;
 import android.widget.Toast;
+import android.widget.ImageView;
 import com.example.lifegrid.utils.CustomToast;
 
 import androidx.activity.EdgeToEdge;
@@ -59,6 +60,9 @@ public class RecupearPasswordActivity extends AppCompatActivity {
         }
 
         loginButton3.setOnClickListener(v -> recuperarPassword());
+
+        ImageView btnBack = findViewById(R.id.btnBack);
+        btnBack.setOnClickListener(v -> finish());
     }
 
     /**
diff --git a/app/src/main/res/layout/activity_criar_conta.xml b/app/src/main/res/layout/activity_criar_conta.xml
index 7f676cb..fc82413 100644
--- a/app/src/main/res/layout/activity_criar_conta.xml
+++ b/app/src/main/res/layout/activity_criar_conta.xml
@@ -8,6 +8,19 @@
     android:layout_height="match_parent"
     tools:context=".CriarContaActivity">
 
+    <ImageView
+        android:id="@+id/btnBack"
+        android:layout_width="32dp"
+        android:layout_height="32dp"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="16dp"
+        android:src="@drawable/diagonalarrowleftdownoutline_110924"
+        app:tint="@color/preto"
+        android:rotation="45"
+        android:padding="4dp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
     <ImageView
         android:id="@+id/logoImageView"
         android:layout_width="213dp"
diff --git a/app/src/main/res/layout/activity_recupear_password.xml b/app/src/main/res/layout/activity_recupear_password.xml
index f069133..6a8923a 100644
--- a/app/src/main/res/layout/activity_recupear_password.xml
+++ b/app/src/main/res/layout/activity_recupear_password.xml
@@ -8,6 +8,19 @@
     android:layout_height="match_parent"
     tools:context=".RecupearPasswordActivity">
 
+    <ImageView
+        android:id="@+id/btnBack"
+        android:layout_width="32dp"
+        android:layout_height="32dp"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="16dp"
+        android:src="@drawable/diagonalarrowleftdownoutline_110924"
+        app:tint="@color/preto"
+        android:rotation="45"
+        android:padding="4dp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
     <Button
         android:id="@+id/loginButton3"
         android:layout_width="315dp"