diff --git a/config.toml b/config.toml
index c189cba..d6f4007 100644
--- a/config.toml
+++ b/config.toml
@@ -6,3 +6,5 @@ force_quit = [":q!", "ctrl+shift+q"]
 save_and_quit = [":wq", "ctrl+shift+s"]
 enter_edit_mode = ["i", "ctrl+e"]
 exit_edit_mode = ["esc", "ctrl+e"]
+previous_position = ["Left", "9"]
+next_position = ["Right", "8"]
diff --git a/src/client/ui/handlers/event.rs b/src/client/ui/handlers/event.rs
index bb014d5..9bed1ad 100644
--- a/src/client/ui/handlers/event.rs
+++ b/src/client/ui/handlers/event.rs
@@ -53,32 +53,101 @@ impl EventHandler {
             }
 
             if !self.is_edit_mode {
-                // Read-only mode handling
-                match key.code {
-                    KeyCode::Char(':') => {
-                        self.command_mode = true;
-                        self.command_input.clear();
-                        self.command_message.clear();
-                    }
-                    KeyCode::Esc => {
-                        self.command_mode = false;
-                        self.command_input.clear();
-                        self.command_message.clear();
-                    }
-                    KeyCode::Tab | KeyCode::BackTab | KeyCode::Down | KeyCode::Up => {
-                        if key.modifiers.contains(KeyModifiers::SHIFT) {
-                            form_state.current_field = form_state.current_field.saturating_sub(1);
-                        } else {
-                            form_state.current_field = (form_state.current_field + 1) % form_state.fields.len();
+                // Check if key is for navigation
+                if key.code == KeyCode::Left {
+                    let new_position = current_position.saturating_sub(1);
+                    if new_position >= 1 {
+                        *current_position = new_position;
+                        match app_terminal.get_adresar_by_position(*current_position).await {
+                            Ok(response) => {
+                                // Update all form fields from the response
+                                form_state.firma = response.firma;
+                                form_state.kz = response.kz;
+                                form_state.drc = response.drc;
+                                form_state.ulica = response.ulica;
+                                form_state.psc = response.psc;
+                                form_state.mesto = response.mesto;
+                                form_state.stat = response.stat;
+                                form_state.banka = response.banka;
+                                form_state.ucet = response.ucet;
+                                form_state.skladm = response.skladm;
+                                form_state.ico = response.ico;
+                                form_state.kontakt = response.kontakt;
+                                form_state.telefon = response.telefon;
+                                form_state.skladu = response.skladu;
+                                form_state.fax = response.fax;
+
+                                // Reset form state
+                                form_state.current_field = 0;
+                                form_state.has_unsaved_changes = false;
+                                self.command_message = format!("Loaded entry {}", *current_position);
+                            }
+                            Err(e) => {
+                                self.command_message = format!("Error loading entry: {}", e);
+                            }
                         }
+                        return Ok((false, self.command_message.clone()));
                     }
-                    _ => {
-                        if !self.edit_mode_cooldown {
-                            let default_key = "i".to_string();
-                            let edit_key = config.keybindings.get("enter_edit_mode")
-                                .and_then(|keys| keys.first())
-                                .unwrap_or(&default_key);
-                            self.command_message = format!("Read-only mode - press {} to edit", edit_key);
+                } else if key.code == KeyCode::Right {
+                    if *current_position < total_count {
+                        *current_position += 1;
+                        match app_terminal.get_adresar_by_position(*current_position).await {
+                            Ok(response) => {
+                                // Update all form fields
+                                form_state.firma = response.firma;
+                                form_state.kz = response.kz;
+                                form_state.drc = response.drc;
+                                form_state.ulica = response.ulica;
+                                form_state.psc = response.psc;
+                                form_state.mesto = response.mesto;
+                                form_state.stat = response.stat;
+                                form_state.banka = response.banka;
+                                form_state.ucet = response.ucet;
+                                form_state.skladm = response.skladm;
+                                form_state.ico = response.ico;
+                                form_state.kontakt = response.kontakt;
+                                form_state.telefon = response.telefon;
+                                form_state.skladu = response.skladu;
+                                form_state.fax = response.fax;
+
+                                form_state.current_field = 0;
+                                form_state.has_unsaved_changes = false;
+                                self.command_message = format!("Loaded entry {}", *current_position);
+                            }
+                            Err(e) => {
+                                self.command_message = format!("Error loading entry: {}", e);
+                            }
+                        }
+                        return Ok((false, self.command_message.clone()));
+                    }
+                } else {
+                    // Handle other read-only mode keys
+                    match key.code {
+                        KeyCode::Char(':') => {
+                            self.command_mode = true;
+                            self.command_input.clear();
+                            self.command_message.clear();
+                        }
+                        KeyCode::Esc => {
+                            self.command_mode = false;
+                            self.command_input.clear();
+                            self.command_message.clear();
+                        }
+                        KeyCode::Tab | KeyCode::BackTab | KeyCode::Down | KeyCode::Up => {
+                            if key.modifiers.contains(KeyModifiers::SHIFT) {
+                                form_state.current_field = form_state.current_field.saturating_sub(1);
+                            } else {
+                                form_state.current_field = (form_state.current_field + 1) % form_state.fields.len();
+                            }
+                        }
+                        _ => {
+                            if !self.edit_mode_cooldown {
+                                let default_key = "i".to_string();
+                                let edit_key = config.keybindings.get("enter_edit_mode")
+                                    .and_then(|keys| keys.first())
+                                    .unwrap_or(&default_key);
+                                self.command_message = format!("Read-only mode - press {} to edit", edit_key);
+                            }
                         }
                     }
                 }
diff --git a/src/client/ui/handlers/ui.rs b/src/client/ui/handlers/ui.rs
index a953530..c4c4392 100644
--- a/src/client/ui/handlers/ui.rs
+++ b/src/client/ui/handlers/ui.rs
@@ -26,6 +26,14 @@ pub async fn run_ui() -> Result<(), Box<dyn std::error::Error>> {
     app_state.update_total_count(total_count);
     app_state.update_current_position(total_count + 1);
 
+    // Load initial data if there are existing entries
+    if total_count > 0 {
+        let response = app_terminal
+            .get_adresar_by_position(total_count)
+            .await?;
+        update_form_state_from_response(&mut form_state, response);
+    }
+
     loop {
         let total_count = app_terminal.get_adresar_count().await?;
         app_state.update_total_count(total_count);
@@ -55,10 +63,54 @@ pub async fn run_ui() -> Result<(), Box<dyn std::error::Error>> {
             app_state.total_count,
             &mut app_state.current_position,
         ).await?;
-        
+
+        // Handle position changes and update form state
+        if !event_handler.is_edit_mode {
+            if app_state.current_position > total_count {
+                app_state.current_position = total_count;
+            }
+
+            if app_state.current_position >= 1 && app_state.current_position <= total_count {
+                match app_terminal
+                    .get_adresar_by_position(app_state.current_position)
+                    .await
+                {
+                    Ok(response) => {
+                        update_form_state_from_response(&mut form_state, response);
+                    }
+                    Err(e) => {
+                        event_handler.command_message =
+                            format!("Error loading entry: {}", e);
+                    }
+                }
+            }
+        }
+
         event_handler.command_message = message;
         if should_exit {
             return Ok(());
         }
     }
 }
+
+// Helper function to update form state from gRPC response
+fn update_form_state_from_response(form_state: &mut FormState, response: crate::proto::multieko2::AdresarResponse) {
+    form_state.firma = response.firma;
+    form_state.kz = response.kz;
+    form_state.drc = response.drc;
+    form_state.ulica = response.ulica;
+    form_state.psc = response.psc;
+    form_state.mesto = response.mesto;
+    form_state.stat = response.stat;
+    form_state.banka = response.banka;
+    form_state.ucet = response.ucet;
+    form_state.skladm = response.skladm;
+    form_state.ico = response.ico;
+    form_state.kontakt = response.kontakt;
+    form_state.telefon = response.telefon;
+    form_state.skladu = response.skladu;
+    form_state.fax = response.fax;
+
+    form_state.current_field = 0;
+    form_state.has_unsaved_changes = false;
+}