diff --git a/examples/simple_secure_chat_ui/main.cpp b/examples/simple_secure_chat_ui/main.cpp
index 43bd8dd11..379bf47e7 100644
--- a/examples/simple_secure_chat_ui/main.cpp
+++ b/examples/simple_secure_chat_ui/main.cpp
@@ -68,11 +68,6 @@
 
 #define PUBLIC_GROUP_PSK  "izOH6cXN6mrJ5e26oRXNcg=="
 
-#define MAX_CHAT_MESSAGES 50
-
-static lv_obj_t *chat_items[MAX_CHAT_MESSAGES];
-static int chat_count = 0;
-
 static uint32_t screenWidth;
 static uint32_t screenHeight;
 static lv_disp_draw_buf_t draw_buf;
@@ -127,164 +122,7 @@ void parse_group_message(const char *input,
     strncpy(msg_out, msg_start, msg_len);
 }
 
-void add_chat_bubble(lv_obj_t *list,
-                     const char *time_str,
-                     const char *sender,
-                     const char *msg,
-                     bool is_self)
-{
-    // Remove oldest
-    if (chat_count >= MAX_CHAT_MESSAGES) {
-        lv_obj_del(chat_items[0]);
-        memmove(&chat_items[0], &chat_items[1], sizeof(lv_obj_t*) * (MAX_CHAT_MESSAGES - 1));
-        chat_count--;
-    }
-
-    // Row container (align bubble left/right)
-    lv_obj_t *row = lv_obj_create(list);
-    lv_obj_set_width(row, lv_pct(100));
-    lv_obj_set_height(row, LV_SIZE_CONTENT);
-    lv_obj_set_style_bg_opa(row, 0, 0);
-    lv_obj_set_style_pad_all(row, 0, 0);
-    lv_obj_set_style_border_width(row, 0, 0);
-    lv_obj_set_style_outline_width(row, 0, 0);
-    lv_obj_clear_flag(row, LV_OBJ_FLAG_SCROLLABLE);
-
-    lv_obj_set_flex_flow(row, LV_FLEX_FLOW_ROW);
-    lv_obj_set_flex_align(row,
-        is_self ? LV_FLEX_ALIGN_END : LV_FLEX_ALIGN_START,
-        LV_FLEX_ALIGN_START,
-        LV_FLEX_ALIGN_START);
-
-    // Bubble container (COLUMN)
-    lv_obj_t *bubble = lv_obj_create(row);
-    lv_obj_set_width(bubble, lv_pct(85));
-    lv_obj_set_height(bubble, LV_SIZE_CONTENT);
-    lv_obj_set_style_radius(bubble, 12, 0);
-    lv_obj_set_style_pad_all(bubble, 10, 0);    
-    lv_obj_set_style_bg_color(bubble,
-        is_self ? lv_color_hex(0x1E88E5) : lv_color_hex(0x2C2C2C), 0);
-
-    // IMPORTANT: vertical layout inside bubble
-    lv_obj_set_flex_flow(bubble, LV_FLEX_FLOW_COLUMN);
-    lv_obj_set_flex_align(bubble,
-        LV_FLEX_ALIGN_START,
-        LV_FLEX_ALIGN_START,
-        LV_FLEX_ALIGN_START);
-
-    // Header row (sender + time)
-    lv_obj_t *hdr = lv_obj_create(bubble);
-    lv_obj_set_width(hdr, lv_pct(100));
-    lv_obj_set_height(hdr, LV_SIZE_CONTENT);
-    lv_obj_set_style_bg_opa(hdr, 0, 0);
-    lv_obj_set_style_border_width(hdr, 0, 0);
-    lv_obj_set_style_pad_all(hdr, 0, 0);
-    lv_obj_set_style_outline_width(hdr, 0, 0);
-
-    lv_obj_set_flex_flow(hdr, LV_FLEX_FLOW_ROW);
-    lv_obj_set_flex_align(hdr,
-        LV_FLEX_ALIGN_SPACE_BETWEEN,
-        LV_FLEX_ALIGN_START, //LV_FLEX_ALIGN_CENTER, // Ευθυγράμμιση ονόματος/ώρας στον κάθετο άξονα
-        LV_FLEX_ALIGN_START);
-
-    lv_obj_t *lbl_sender = lv_label_create(hdr);
-    lv_label_set_text(lbl_sender, sender);
-    lv_obj_set_style_text_color(lbl_sender,
-        is_self ? lv_color_hex(0xE3F2FD) : lv_color_hex(0x90CAF9), 0);
-    lv_obj_set_style_text_font(lbl_sender, &lv_font_arial_22, 0);
-
-    lv_obj_t *lbl_time = lv_label_create(hdr);
-    lv_label_set_text(lbl_time, time_str);
-    lv_obj_set_style_text_color(lbl_time, lv_color_hex(0xB0B0B0), 0);
-    lv_obj_set_style_text_font(lbl_time, &lv_font_arial_20, 0);
-
-    // Message body (below header)
-    lv_obj_t *lbl_msg = lv_label_create(bubble);
-    lv_label_set_text(lbl_msg, msg);
-    lv_label_set_long_mode(lbl_msg, LV_LABEL_LONG_WRAP);
-    lv_obj_set_width(lbl_msg, lv_pct(100));
-
-    lv_obj_set_style_text_color(lbl_msg, lv_color_hex(0xFFFFFF), 0);
-    lv_obj_set_style_text_font(lbl_msg, &lv_font_arial_26, 0);
-
-    // Spacing between header and text
-    //lv_obj_set_style_margin_top(lbl_msg, 6, 0);
-    lv_obj_set_style_pad_row(bubble, 6, 0);
-
-    chat_items[chat_count++] = row;
-
-    lv_obj_scroll_to_view(row, LV_ANIM_ON);
-}
-
-void add_private_chat_bubble(lv_obj_t *list, const char *time_str, const char *msg, bool is_self) {
-    
-    lv_obj_set_style_pad_bottom(list, 20, 0);
-
-    // 1. Row container
-    lv_obj_t *row = lv_obj_create(list);
-    lv_obj_set_width(row, lv_pct(100));
-    lv_obj_set_height(row, LV_SIZE_CONTENT);
-    lv_obj_set_style_bg_opa(row, 0, 0);
-    lv_obj_set_style_border_width(row, 0, 0);
-    lv_obj_set_style_pad_all(row, 4, 0);
-    lv_obj_clear_flag(row, LV_OBJ_FLAG_SCROLLABLE);
-
-    lv_obj_set_flex_flow(row, LV_FLEX_FLOW_ROW);
-    lv_obj_set_flex_align(row, 
-        is_self ? LV_FLEX_ALIGN_END : LV_FLEX_ALIGN_START, 
-        LV_FLEX_ALIGN_START, 
-        LV_FLEX_ALIGN_START);
-
-    // 2. Aligner (Column) - Κρατάει το Label και την Ώρα
-    lv_obj_t *aligner = lv_obj_create(row);
-    lv_obj_set_width(aligner, LV_SIZE_CONTENT);
-    lv_obj_set_height(aligner, LV_SIZE_CONTENT);
-    lv_obj_set_style_bg_opa(aligner, 0, 0);
-    lv_obj_set_style_border_width(aligner, 0, 0);
-    lv_obj_set_style_pad_all(aligner, 0, 0);
-    lv_obj_set_flex_flow(aligner, LV_FLEX_FLOW_COLUMN);
-    lv_obj_set_flex_align(aligner, 
-        is_self ? LV_FLEX_ALIGN_END : LV_FLEX_ALIGN_START, 
-        LV_FLEX_ALIGN_START, 
-        LV_FLEX_ALIGN_START);
-    lv_obj_set_style_pad_row(aligner, 4, 0);
-
-    // 3. Το Label-Bubble (Ενοποιημένο)
-    lv_obj_t *lbl_msg = lv_label_create(aligner);
-
-    // Long mode για wrap
-    lv_label_set_long_mode(lbl_msg, LV_LABEL_LONG_WRAP);
-    lv_label_set_text(lbl_msg, msg);
-    lv_obj_set_style_text_font(lbl_msg, &lv_font_arial_22, 0);
-
-    // Fixed max width για wrap
-    lv_obj_set_width(lbl_msg, 400);           // max πλάτος
-    lv_obj_set_height(lbl_msg, LV_SIZE_CONTENT);  // αυτόματο ύψος
-
-    // Bubble style
-    lv_obj_set_style_bg_opa(lbl_msg, LV_OPA_COVER, 0);
-    lv_obj_set_style_radius(lbl_msg, 12, 0);
-    lv_obj_set_style_pad_all(lbl_msg, 12, 0);
-
-    if(is_self) {
-        lv_obj_set_style_bg_color(lbl_msg, lv_color_hex(0x1E88E5), 0);
-        lv_obj_set_style_text_color(lbl_msg, lv_color_hex(0xFFFFFF), 0);
-    } else {
-        lv_obj_set_style_bg_color(lbl_msg, lv_color_hex(0xFFFFFF), 0);
-        lv_obj_set_style_text_color(lbl_msg, lv_color_hex(0x000000), 0);
-    }
-
-    // 4. Η Ώρα
-    lv_obj_t *lbl_time = lv_label_create(aligner);
-    lv_label_set_text(lbl_time, time_str);
-    lv_obj_set_style_text_color(lbl_time, lv_color_hex(0x808080), 0);
-    lv_obj_set_style_text_font(lbl_time, &lv_font_arial_14, 0);
-
-    lv_obj_scroll_to_view(row, LV_ANIM_ON);
-  }
-
 // Elecrow Display callbacks
-
 /* Display flushing */
 void my_disp_flush(lv_disp_drv_t *disp, const lv_area_t *area, lv_color_t *color_p)
 {
@@ -427,6 +265,7 @@ class MyMesh : public BaseChatMesh, ContactVisitor {
 
           c.id = mesh::Identity(pub_key);
           c.lastmod = 0;
+          uiManager->addContactToUI(c);
           if (!addContact(c)) full = true;
         }
         file.close();
@@ -553,7 +392,7 @@ protected:
 
     bool is_self = (strcmp(from.name, _prefs.node_name) == 0);
 
-    add_private_chat_bubble(ui_ContactMessages, time_buf, text, is_self);
+    uiManager->addPrivateChatBubble(ui_ContactMessages, time_buf, text, is_self);
   }
 
   void onCommandDataRecv(const ContactInfo& from, mesh::Packet* pkt, uint32_t sender_timestamp, const char *text) override {
@@ -588,7 +427,7 @@ protected:
 
     bool is_self = (strcmp(sender, _prefs.node_name) == 0);
 
-    add_chat_bubble(ui_ChannelMessages, time_buf, sender, msg, is_self);
+    uiManager->addChatBubble(ui_ChannelMessages, time_buf, sender, msg, is_self);
   }
 
   uint8_t onContactRequest(const ContactInfo& contact, uint32_t sender_timestamp, const uint8_t* data, uint8_t len, uint8_t* reply) override {
diff --git a/examples/simple_secure_chat_ui/uiManager.cpp b/examples/simple_secure_chat_ui/uiManager.cpp
index 7456da320..0d0ed2487 100644
--- a/examples/simple_secure_chat_ui/uiManager.cpp
+++ b/examples/simple_secure_chat_ui/uiManager.cpp
@@ -7,6 +7,9 @@
 
 #include "uiManager.h"
 
+#include <helpers/ContactInfo.h>
+#include <helpers/AdvertDataHelpers.h>
+
 #if defined(LANG_GR)
 const char *UIManager::days[7] = {"Κυρ", "Δευ", "Τρι", "Τετ", "Πεμ", "Παρ", "Σαβ"};
 const char *UIManager::months[12] = {"Ιαν", "Φεβ", "Μαρ", "Απρ", "Μαι", "Ιουν",
@@ -106,10 +109,347 @@ int UIManager::windSpeedToBeaufort(float speed) {
 }
 
 void UIManager::updateValues() {
-
+    lv_label_set_text(ui_ValueTime, "--:--");
 }
 
 void UIManager::updateInfo(const char *str, uint32_t color) {
   // lv_label_set_text(ui_ValueLastUpdate, str);  
   // lv_obj_set_style_text_color(ui_ValueLastUpdate, lv_color_hex(color), LV_PART_MAIN | LV_STATE_DEFAULT);
 }
+
+void UIManager::addChatBubble(lv_obj_t *list,
+                     const char *time_str,
+                     const char *sender,
+                     const char *msg,
+                     bool is_self)
+{
+    // Remove oldest
+    if (chat_count >= MAX_CHAT_MESSAGES) {
+        lv_obj_del(chat_items[0]);
+        memmove(&chat_items[0], &chat_items[1], sizeof(lv_obj_t*) * (MAX_CHAT_MESSAGES - 1));
+        chat_count--;
+    }
+
+    // Row container (align bubble left/right)
+    lv_obj_t *row = lv_obj_create(list);
+    lv_obj_set_width(row, lv_pct(100));
+    lv_obj_set_height(row, LV_SIZE_CONTENT);
+    lv_obj_set_style_bg_opa(row, 0, 0);
+    lv_obj_set_style_pad_all(row, 0, 0);
+    lv_obj_set_style_border_width(row, 0, 0);
+    lv_obj_set_style_outline_width(row, 0, 0);
+    lv_obj_clear_flag(row, LV_OBJ_FLAG_SCROLLABLE);
+
+    lv_obj_set_flex_flow(row, LV_FLEX_FLOW_ROW);
+    lv_obj_set_flex_align(row,
+        is_self ? LV_FLEX_ALIGN_END : LV_FLEX_ALIGN_START,
+        LV_FLEX_ALIGN_START,
+        LV_FLEX_ALIGN_START);
+
+    // Bubble container (COLUMN)
+    lv_obj_t *bubble = lv_obj_create(row);
+    lv_obj_set_width(bubble, lv_pct(85));
+    lv_obj_set_height(bubble, LV_SIZE_CONTENT);
+    lv_obj_set_style_radius(bubble, 12, 0);
+    lv_obj_set_style_pad_all(bubble, 10, 0);    
+    lv_obj_set_style_bg_color(bubble,
+        is_self ? lv_color_hex(0x1E88E5) : lv_color_hex(0x2C2C2C), 0);
+
+    // IMPORTANT: vertical layout inside bubble
+    lv_obj_set_flex_flow(bubble, LV_FLEX_FLOW_COLUMN);
+    lv_obj_set_flex_align(bubble,
+        LV_FLEX_ALIGN_START,
+        LV_FLEX_ALIGN_START,
+        LV_FLEX_ALIGN_START);
+
+    // Header row (sender + time)
+    lv_obj_t *hdr = lv_obj_create(bubble);
+    lv_obj_set_width(hdr, lv_pct(100));
+    lv_obj_set_height(hdr, LV_SIZE_CONTENT);
+    lv_obj_set_style_bg_opa(hdr, 0, 0);
+    lv_obj_set_style_border_width(hdr, 0, 0);
+    lv_obj_set_style_pad_all(hdr, 0, 0);
+    lv_obj_set_style_outline_width(hdr, 0, 0);
+
+    lv_obj_set_flex_flow(hdr, LV_FLEX_FLOW_ROW);
+    lv_obj_set_flex_align(hdr,
+        LV_FLEX_ALIGN_SPACE_BETWEEN,
+        LV_FLEX_ALIGN_START, //LV_FLEX_ALIGN_CENTER, // Ευθυγράμμιση ονόματος/ώρας στον κάθετο άξονα
+        LV_FLEX_ALIGN_START);
+
+    lv_obj_t *lbl_sender = lv_label_create(hdr);
+    lv_label_set_text(lbl_sender, sender);
+    lv_obj_set_style_text_color(lbl_sender,
+        is_self ? lv_color_hex(0xE3F2FD) : lv_color_hex(0x90CAF9), 0);
+    lv_obj_set_style_text_font(lbl_sender, &lv_font_arial_22, 0);
+
+    lv_obj_t *lbl_time = lv_label_create(hdr);
+    lv_label_set_text(lbl_time, time_str);
+    lv_obj_set_style_text_color(lbl_time, lv_color_hex(0xB0B0B0), 0);
+    lv_obj_set_style_text_font(lbl_time, &lv_font_arial_20, 0);
+
+    // Message body (below header)
+    lv_obj_t *lbl_msg = lv_label_create(bubble);
+    lv_label_set_text(lbl_msg, msg);
+    lv_label_set_long_mode(lbl_msg, LV_LABEL_LONG_WRAP);
+    lv_obj_set_width(lbl_msg, lv_pct(100));
+
+    lv_obj_set_style_text_color(lbl_msg, lv_color_hex(0xFFFFFF), 0);
+    lv_obj_set_style_text_font(lbl_msg, &lv_font_arial_26, 0);
+
+    // Spacing between header and text
+    //lv_obj_set_style_margin_top(lbl_msg, 6, 0);
+    lv_obj_set_style_pad_row(bubble, 6, 0);
+
+    chat_items[chat_count++] = row;
+
+    lv_obj_scroll_to_view(row, LV_ANIM_ON);
+  }
+
+void UIManager::addPrivateChatBubble(lv_obj_t *list, const char *time_str, const char *msg, bool is_self) {
+    
+  lv_obj_set_style_pad_bottom(list, 20, 0);
+
+  // 1. Row container
+  lv_obj_t *row = lv_obj_create(list);
+  lv_obj_set_width(row, lv_pct(100));
+  lv_obj_set_height(row, LV_SIZE_CONTENT);
+  lv_obj_set_style_bg_opa(row, 0, 0);
+  lv_obj_set_style_border_width(row, 0, 0);
+  lv_obj_set_style_pad_all(row, 4, 0);
+  lv_obj_clear_flag(row, LV_OBJ_FLAG_SCROLLABLE);
+
+  lv_obj_set_flex_flow(row, LV_FLEX_FLOW_ROW);
+  lv_obj_set_flex_align(row, 
+      is_self ? LV_FLEX_ALIGN_END : LV_FLEX_ALIGN_START, 
+      LV_FLEX_ALIGN_START, 
+      LV_FLEX_ALIGN_START);
+
+  // 2. Aligner (Column) - Κρατάει το Label και την Ώρα
+  lv_obj_t *aligner = lv_obj_create(row);
+  lv_obj_set_width(aligner, LV_SIZE_CONTENT);
+  lv_obj_set_height(aligner, LV_SIZE_CONTENT);
+  lv_obj_set_style_bg_opa(aligner, 0, 0);
+  lv_obj_set_style_border_width(aligner, 0, 0);
+  lv_obj_set_style_pad_all(aligner, 0, 0);
+  lv_obj_set_flex_flow(aligner, LV_FLEX_FLOW_COLUMN);
+  lv_obj_set_flex_align(aligner, 
+      is_self ? LV_FLEX_ALIGN_END : LV_FLEX_ALIGN_START, 
+      LV_FLEX_ALIGN_START, 
+      LV_FLEX_ALIGN_START);
+  lv_obj_set_style_pad_row(aligner, 4, 0);
+
+  // 3. Το Label-Bubble (Ενοποιημένο)
+  lv_obj_t *lbl_msg = lv_label_create(aligner);
+
+  // Long mode για wrap
+  lv_label_set_long_mode(lbl_msg, LV_LABEL_LONG_WRAP);
+  lv_label_set_text(lbl_msg, msg);
+  lv_obj_set_style_text_font(lbl_msg, &lv_font_arial_22, 0);
+
+  // Fixed max width για wrap
+  lv_obj_set_width(lbl_msg, 400);           // max πλάτος
+  lv_obj_set_height(lbl_msg, LV_SIZE_CONTENT);  // αυτόματο ύψος
+
+  // Bubble style
+  lv_obj_set_style_bg_opa(lbl_msg, LV_OPA_COVER, 0);
+  lv_obj_set_style_radius(lbl_msg, 12, 0);
+  lv_obj_set_style_pad_all(lbl_msg, 12, 0);
+
+  if(is_self) {
+      lv_obj_set_style_bg_color(lbl_msg, lv_color_hex(0x1E88E5), 0);
+      lv_obj_set_style_text_color(lbl_msg, lv_color_hex(0xFFFFFF), 0);
+  } else {
+      lv_obj_set_style_bg_color(lbl_msg, lv_color_hex(0xFFFFFF), 0);
+      lv_obj_set_style_text_color(lbl_msg, lv_color_hex(0x000000), 0);
+  }
+
+  // 4. Η Ώρα
+  lv_obj_t *lbl_time = lv_label_create(aligner);
+  lv_label_set_text(lbl_time, time_str);
+  lv_obj_set_style_text_color(lbl_time, lv_color_hex(0x808080), 0);
+  lv_obj_set_style_text_font(lbl_time, &lv_font_arial_14, 0);
+
+  lv_obj_scroll_to_view(row, LV_ANIM_ON);
+}
+
+void UIManager::getInitials(const char *name, char *out) {
+    out[0] = 0;
+    if (!name || !name[0]) return;
+
+    const char *p = name;
+    while (*p && !isalnum((unsigned char)*p)) {
+        p++;
+    }
+    
+    char first = (*p) ? *p : name[0];
+    char second = 0;
+    const char *space = strchr(name, ' ');
+    
+    if (space) {
+        const char *s = space + 1;
+        while (*s && !isalnum((unsigned char)*s)) {
+            s++;
+        }
+        if (*s) {
+            second = *s;
+        }
+    }
+
+    out[0] = toupper((unsigned char)first);
+    if (second) {
+        out[1] = toupper((unsigned char)second);
+        out[2] = 0;
+    } else {
+        out[1] = 0;
+    }
+}
+
+void UIManager::formatLastSeen(uint32_t ts, char *out, size_t len) {
+    if (ts == 0) {
+        snprintf(out, len, "Never");
+        return;
+    }
+
+    time_t t = (time_t)ts;
+    struct tm *tm = localtime(&t);
+
+    if (tm == nullptr) {
+        snprintf(out, len, "Unknown");
+        return;
+    }
+
+    snprintf(out, len, "%02d:%02d %02d/%02d/%02d",
+        tm->tm_hour, 
+        tm->tm_min,
+        tm->tm_mday, 
+        tm->tm_mon + 1, 
+        (tm->tm_year + 1900) % 100); // Προσθέτουμε το 1900 και παίρνουμε τα τελευταία 2 ψηφία
+}
+
+static void onContactClick(lv_event_t *e)
+{
+    UIManager *self = (UIManager*) lv_event_get_user_data(e);
+    if(self) self->handleContactClick(e);
+}
+
+void UIManager::handleContactClick(lv_event_t *e)
+{
+    lv_obj_t *row = lv_event_get_target(e);
+    ContactInfo *c = (ContactInfo*) lv_obj_get_user_data(row);
+
+    Serial.printf("Clicked: %s\n", c->name);
+}
+
+void UIManager::addContactToUI(ContactInfo c)
+{
+    const int ROW_W = 200;
+    const int ROW_H = 64;
+    const int AVATAR = 44;
+    const int PAD = 4;
+
+    // Create list button row
+    lv_obj_t *btn = lv_list_add_btn(ui_Contacts, NULL, NULL);
+    lv_obj_set_size(btn, ROW_W, ROW_H);
+    lv_obj_set_style_pad_all(btn, 0, 0);
+    lv_obj_set_layout(btn, 0);
+
+    lv_obj_set_style_bg_color(btn, lv_color_hex(0x000000), 0);
+    lv_obj_set_style_bg_opa(btn, LV_OPA_COVER, 0);
+
+    lv_obj_set_style_outline_width(btn, 0, 0);
+    lv_obj_set_style_shadow_width(btn, 0, 0);
+    lv_obj_set_style_border_side(btn, LV_BORDER_SIDE_BOTTOM, 0);
+    lv_obj_set_style_border_color(btn, lv_color_hex(0x222222), 0);
+    lv_obj_set_style_border_width(btn, 1, 0);
+    lv_obj_set_style_bg_color(btn, lv_color_hex(0x111111), LV_STATE_PRESSED);
+
+    // Store pointer
+    ContactInfo *store = new ContactInfo(c);
+    lv_obj_set_user_data(btn, store);
+
+    // Click handler
+    lv_obj_add_event_cb(btn, onContactClick, LV_EVENT_CLICKED, this);
+
+    // Disable scrolling
+    lv_obj_clear_flag(btn, LV_OBJ_FLAG_SCROLLABLE);
+
+    // ============================
+    // Avatar
+    // ============================
+    lv_obj_t *content = lv_obj_create(btn);
+    lv_obj_set_size(content, ROW_H, ROW_H);
+    lv_obj_set_pos(content, 0, 0);
+    lv_obj_set_style_bg_opa(content, LV_OPA_TRANSP, 0);
+    lv_obj_set_style_border_width(content, 0, 0);
+    lv_obj_set_style_pad_all(content, 0, 0);
+    lv_obj_clear_flag(content, LV_OBJ_FLAG_SCROLLABLE);
+
+    lv_obj_t *avatar = lv_obj_create(content);
+    lv_obj_set_size(avatar, AVATAR, AVATAR);
+    lv_obj_set_pos(avatar, 0, 10);
+    lv_obj_set_style_radius(avatar, LV_RADIUS_CIRCLE, 0);
+    lv_obj_set_style_bg_color(avatar, lv_color_hex(0x4A90E2), 0);
+    lv_obj_set_style_border_width(avatar, 0, 0);
+
+    char initials[4];
+    if (c.type == ADV_TYPE_REPEATER) {
+      strcpy(initials, "(R)");
+    } else {
+      getInitials(c.name, initials);
+    }
+
+    lv_obj_t *init_label = lv_label_create(avatar);
+    lv_label_set_text(init_label, initials);
+    lv_obj_center(init_label);
+    lv_obj_set_style_text_font(init_label, &lv_font_arial_22, 0);
+    lv_obj_set_style_text_color(init_label, lv_color_white(), 0);
+
+    // ============================
+    // TEXT COLUMN (FIXED PIXELS)
+    // ============================
+    int text_x = PAD + AVATAR+ PAD;
+    int text_w = ROW_W - text_x - PAD;
+
+    lv_obj_t *text_col = lv_obj_create(btn);
+    lv_obj_set_pos(text_col, text_x, 0);
+    lv_obj_set_size(text_col, text_w, ROW_H - PAD);
+
+    lv_obj_set_style_bg_opa(text_col, LV_OPA_TRANSP, 0);
+    lv_obj_set_style_border_width(text_col, 0, 0);
+    lv_obj_set_style_pad_all(text_col, 0, 0);
+    lv_obj_clear_flag(text_col, LV_OBJ_FLAG_SCROLLABLE);
+
+    // ============================
+    // NAME LABEL (FIXED)
+    // ============================
+    lv_obj_t *name_label = lv_label_create(text_col);
+    lv_obj_set_pos(name_label, 0, PAD + 4);
+    lv_obj_set_width(name_label, text_w);
+
+    lv_label_set_text(name_label, c.name);
+    lv_label_set_long_mode(name_label, LV_LABEL_LONG_DOT);
+    lv_obj_set_style_text_font(name_label, &lv_font_arial_20, 0);
+    lv_obj_set_style_text_color(name_label, lv_color_white(), 0);
+
+    // ============================
+    // LAST SEEN LABEL (FIXED)
+    // ============================
+    char lastSeen[32];
+    formatLastSeen(c.lastmod, lastSeen, sizeof(lastSeen));
+
+    lv_obj_t *seen_label = lv_label_create(text_col);
+    lv_obj_set_pos(seen_label, 0, PAD + 32);
+    lv_obj_set_width(seen_label, text_w);
+
+    lv_label_set_text_fmt(seen_label, "%s", lastSeen);
+    lv_label_set_long_mode(seen_label, LV_LABEL_LONG_DOT);
+    lv_obj_set_style_text_font(seen_label, &lv_font_arial_16, 0);
+    lv_obj_set_style_text_color(seen_label, lv_color_hex(0x888888), 0);
+
+    lv_obj_clear_flag(avatar, LV_OBJ_FLAG_CLICKABLE);
+    lv_obj_clear_flag(text_col, LV_OBJ_FLAG_CLICKABLE);
+    lv_obj_clear_flag(name_label, LV_OBJ_FLAG_CLICKABLE);
+    lv_obj_clear_flag(seen_label, LV_OBJ_FLAG_CLICKABLE);
+
+}
diff --git a/include/uiDefines.h b/include/uiDefines.h
index 80e45195c..ce1d231a1 100644
--- a/include/uiDefines.h
+++ b/include/uiDefines.h
@@ -19,8 +19,7 @@
 #define STATE_OFF HIGH
 #define STATE_ON LOW
 
-// EEPROM position (0 and 1 are reserved)
-#define PREF_WAIT_RELAY "wait_relay"
+#define MAX_CHAT_MESSAGES 50
 
 // Colors
 #define COLOR_WHITE 0xFFFFFF
diff --git a/include/uiManager.h b/include/uiManager.h
index 0dbdf85db..325f91a25 100644
--- a/include/uiManager.h
+++ b/include/uiManager.h
@@ -3,6 +3,7 @@
 
 #include <Arduino.h>
 #include "uiDefines.h"
+#include <helpers/ContactInfo.h>
 
 class UIManager {
   private:
@@ -11,29 +12,32 @@ class UIManager {
     void timestampToTime(time_t timestamp, char *buffer, size_t buffer_size);
     const char* convertDegreesToDirection(int degrees);
     int windSpeedToBeaufort(float speed);
-
+    void getInitials(const char *name, char *out);
+    void formatLastSeen(uint32_t ts, char *out, size_t len);
+    
     // Calendar days and months  
-    #if defined(LANG_GR)
-      static const char *days[7];
-      static const char *months[12];
-    #elif defined(LANG_EN)
-      static const char *days[7];
-      static const char *months[12];
-    #endif 
+    static const char *days[7];
+    static const char *months[12];
 
     // vars
     char time_str[9];
     String lastUpdate = "";
     char* tmp_buf;
 
+    lv_obj_t *chat_items[MAX_CHAT_MESSAGES];
+    int chat_count = 0;
+
   public:
     UIManager();
 
     void updateDateTime(const struct tm timeinfo);
     void updateInfo(const char *str, uint32_t color);
     void clearDateTime();
-    void updateValues();
-
+    void updateValues();    
+    void addPrivateChatBubble(lv_obj_t *list, const char *time_str, const char *msg, bool is_self);
+    void addChatBubble(lv_obj_t *list, const char *time_str, const char *sender, const char *msg, bool is_self);
+    void addContactToUI(ContactInfo c);
+    void handleContactClick(lv_event_t *e);
 };
 
 #endif
\ No newline at end of file
diff --git a/lib/lvgl/lv_conf.h b/lib/lvgl/lv_conf.h
index a447eaf4b..40af9b9f5 100644
--- a/lib/lvgl/lv_conf.h
+++ b/lib/lvgl/lv_conf.h
@@ -363,9 +363,9 @@
  *https://fonts.google.com/specimen/Montserrat*/
 #define LV_FONT_MONTSERRAT_8  0
 #define LV_FONT_MONTSERRAT_10 0
-#define LV_FONT_MONTSERRAT_12 0
+#define LV_FONT_MONTSERRAT_12 1
 #define LV_FONT_MONTSERRAT_14 1
-#define LV_FONT_MONTSERRAT_16 0
+#define LV_FONT_MONTSERRAT_16 1
 #define LV_FONT_MONTSERRAT_18 1
 #define LV_FONT_MONTSERRAT_20 1
 #define LV_FONT_MONTSERRAT_22 1
diff --git a/src/UI/ui_Screen1.c b/src/UI/ui_Screen1.c
index e934d7c63..f4c2703a9 100644
--- a/src/UI/ui_Screen1.c
+++ b/src/UI/ui_Screen1.c
@@ -88,15 +88,25 @@ void ui_Screen1_screen_init(void)
     ui_TabPageContacts = lv_tabview_add_tab(ui_TabView1, "Contacts");
     #elif defined(LANG_GR)
     ui_TabPageContacts = lv_tabview_add_tab(ui_TabView1, "Επαφές");
+    // Prevent scrolling
+    lv_obj_set_scrollbar_mode(ui_TabPageContacts, LV_SCROLLBAR_MODE_OFF);
+    lv_obj_clear_flag(ui_TabPageContacts, LV_OBJ_FLAG_SCROLLABLE);
     #endif    
 
     ui_Contacts = lv_list_create(ui_TabPageContacts);
     //lv_list_set_options(ui_Contacts, "Contact", LV_list_MODE_NORMAL);
-    lv_obj_set_width(ui_Contacts, 246);
+    lv_obj_set_width(ui_Contacts, 250);
     lv_obj_set_height(ui_Contacts, 400);
-    lv_obj_set_x(ui_Contacts, -262);
+    lv_obj_set_x(ui_Contacts, -274);
     lv_obj_set_y(ui_Contacts, 0);
     lv_obj_set_align(ui_Contacts, LV_ALIGN_CENTER);
+    lv_obj_set_style_bg_opa(ui_Contacts, LV_OPA_TRANSP, 0);
+    lv_obj_set_style_border_width(ui_Contacts, 0, 0);
+    lv_obj_set_style_outline_width(ui_Contacts, 0, 0);
+    lv_obj_set_style_shadow_width(ui_Contacts, 0, 0);
+    //lv_obj_set_scrollbar_mode(ui_Contacts, LV_SCROLLBAR_MODE_OFF);
+    lv_obj_set_style_bg_opa(ui_Contacts, LV_OPA_TRANSP, LV_PART_ITEMS);
+    lv_obj_set_style_border_width(ui_Contacts, 0, LV_PART_ITEMS);
 
     ui_ContactMessages = lv_list_create(ui_TabPageContacts);
     //lv_list_set_options(ui_ContactMessages, "Contact", LV_list_MODE_NORMAL);
@@ -106,6 +116,20 @@ void ui_Screen1_screen_init(void)
     lv_obj_set_y(ui_ContactMessages, 0);
     lv_obj_set_align(ui_ContactMessages, LV_ALIGN_CENTER);
     lv_obj_set_style_bg_color(ui_ContactMessages, lv_color_hex(0), 0);
+    lv_obj_set_style_bg_opa(ui_ContactMessages, LV_OPA_TRANSP, 0);
+    lv_obj_set_style_border_width(ui_ContactMessages, 0, 0);
+    lv_obj_set_style_outline_width(ui_ContactMessages, 0, 0);
+    lv_obj_set_style_shadow_width(ui_ContactMessages, 0, 0);
+    //lv_obj_set_scrollbar_mode(ui_ContactMessages, LV_SCROLLBAR_MODE_OFF);
+    lv_obj_set_style_bg_opa(ui_ContactMessages, LV_OPA_TRANSP, LV_PART_ITEMS);
+    lv_obj_set_style_border_width(ui_ContactMessages, 0, LV_PART_ITEMS);
+    
+    lv_obj_t *divider = lv_obj_create(ui_TabPageContacts);
+    lv_obj_set_size(divider, 2, 400);
+    lv_obj_set_pos(divider, 222, 0); // align between lists
+    lv_obj_set_style_bg_color(divider, lv_color_hex(0x444444), 0);
+    lv_obj_set_style_border_width(divider, 0, 0);
+    lv_obj_set_style_radius(divider, 0, 0);
 
     #if defined(LANG_EN)
     ui_TabPageChannels = lv_tabview_add_tab(ui_TabView1, "Channels");