diff --git a/TEF6686_ESP32.ino b/TEF6686_ESP32.ino
index 80c48d7..ab50245 100644
--- a/TEF6686_ESP32.ino
+++ b/TEF6686_ESP32.ino
@@ -191,7 +191,7 @@ byte amgain;
 byte freqoldcount;
 byte HighCutLevel;
 byte HighCutOffset;
-byte items[10] = {10, static_cast<byte>(dynamicspi ? 10 : 9), 7, 10, 10, 10, 9, 9, 10, 9};
+byte items[10] = {10, static_cast<byte>(dynamicspi ? 10 : 9), 7, 10, 10, 10, 9, 10, 10, 9};
 byte iMSEQ;
 byte iMSset;
 byte language;
@@ -591,6 +591,7 @@ void setup() {
   autoDST = EEPROM.readByte(EE_BYTE_AUTODST);
   clockampm = EEPROM.readByte(EE_BYTE_CLOCKAMPM);
   logcounter = EEPROM.readUInt(EE_UINT16_LOGCOUNTER);
+  radio.rds.PICTlock = EEPROM.readUInt(EE_UINT16_PICTLOCK);
 
 #ifdef DYNAMIC_SPI_SPEED
   if (spispeed == SPI_SPEED_DEFAULT) {
@@ -4581,6 +4582,7 @@ void DefaultSettings() {
   EEPROM.writeByte(EE_BYTE_AUTOLOG, 1);
   EEPROM.writeByte(EE_BYTE_AUTODST, 1);
   EEPROM.writeByte(EE_BYTE_CLOCKAMPM, 0);
+  EEPROM.writeUInt(EE_UINT16_PICTLOCK, 0);
 
 #ifdef DEEPELEC_DP_66X
   EEPROM.writeByte(EE_BYTE_ROTARYMODE, 1);
@@ -4836,6 +4838,7 @@ void endMenu() {
   EEPROM.writeByte(EE_BYTE_AUTOLOG, autolog);
   EEPROM.writeByte(EE_BYTE_AUTODST, autoDST);
   EEPROM.writeByte(EE_BYTE_CLOCKAMPM, clockampm);
+  EEPROM.writeUInt(EE_UINT16_PICTLOCK, radio.rds.PICTlock);
   EEPROM.commit();
   if (af == 2) radio.rds.afreg = true; else radio.rds.afreg = false;
   Serial.end();
diff --git a/src/TEF6686.cpp b/src/TEF6686.cpp
index 6b89c65..3f59ca9 100644
--- a/src/TEF6686.cpp
+++ b/src/TEF6686.cpp
@@ -1341,7 +1341,7 @@ void TEF6686::readRDS(byte showrdserrors) {
         } break;
 
       case RDS_GROUP_4A: {
-          if (!rdsBerrorThreshold && !rdsCerrorThreshold && !rdsDerrorThreshold && rds.ctupdate) {
+          if (!rdsBerrorThreshold && !rdsCerrorThreshold && !rdsDerrorThreshold && rds.ctupdate && (rds.PICTlock == rds.rdsA || rds.PICTlock == 0)) {
             // CT
             uint32_t mjd;
             mjd = (rds.rdsB & 0x03);
diff --git a/src/TEF6686.h b/src/TEF6686.h
index 555c20f..869d648 100644
--- a/src/TEF6686.h
+++ b/src/TEF6686.h
@@ -578,7 +578,7 @@ typedef struct _rds_ {
   char stationState[3];
   char dabafeid[5];
   char dabafchannel[4];
-  uint16_t rdsA, rdsB, rdsC, rdsD, rdsErr, rdsStat, correctPI, rdsplusTag1, rdsplusTag2;
+  uint16_t rdsA, rdsB, rdsC, rdsD, rdsErr, rdsStat, correctPI, rdsplusTag1, rdsplusTag2, PICTlock = 0;
   bool ps12error, ps34error, ps56error, ps78error;
   time_t time;
   int32_t offset;
diff --git a/src/constants.h b/src/constants.h
index 13a5b36..6946a76 100644
--- a/src/constants.h
+++ b/src/constants.h
@@ -225,9 +225,9 @@
 #define EE_CHECKBYTE_VALUE            10     // 0 ~ 255,add new entry, change for new value
 #define EE_PRESETS_FREQUENCY          0     // Default value when memory channel should be skipped!
 #ifdef HAS_AIR_BAND
-#define EE_TOTAL_CNT                  2288  // Total occupied eeprom bytes
+#define EE_TOTAL_CNT                  2292  // Total occupied eeprom bytes
 #else
-#define EE_TOTAL_CNT                  2283  // Total occupied eeprom bytes
+#define EE_TOTAL_CNT                  2287  // Total occupied eeprom bytes
 #endif
 
 #define EE_PRESETS_BAND_START         0     // 99 * 1 byte
@@ -350,9 +350,10 @@
 #define EE_BYTE_AUTODST               2277
 #define EE_BYTE_CLOCKAMPM             2278
 #define EE_UINT16_LOGCOUNTER          2279
+#define EE_UINT16_PICTLOCK            2283
 #ifdef HAS_AIR_BAND
-#define EE_BYTE_AIRSTEPSIZE           2283
-#define EE_UINT16_FREQUENCY_AIR       2284
+#define EE_BYTE_AIRSTEPSIZE           2287
+#define EE_UINT16_FREQUENCY_AIR       2288
 #endif
 // End of EEPROM index defines
 
diff --git a/src/gui.cpp b/src/gui.cpp
index 76aed65..170574a 100644
--- a/src/gui.cpp
+++ b/src/gui.cpp
@@ -1588,6 +1588,21 @@ void ShowOneLine(byte position, byte item, bool selected) {
           FullLineSprite.drawString(String(fmscansens), 298, 2);
           break;
 
+
+        case CONNECTIVITY:
+          FullLineSprite.setTextDatum(TL_DATUM);
+          FullLineSprite.setTextColor(ActiveColor, ActiveColorSmooth, false);
+          FullLineSprite.drawString(removeNewline(myLanguage[language][301]), 6, 2);
+
+          char PICT[5];
+          sprintf(PICT, "%04X", radio.rds.PICTlock);
+          FullLineSprite.setTextDatum(TR_DATUM);
+          FullLineSprite.setTextColor(PrimaryColor, PrimaryColorSmooth, false);
+          FullLineSprite.drawString((radio.rds.PICTlock == 0 ? myLanguage[language][30] : myLanguage[language][42]), 298, 2);
+          FullLineSprite.setTextColor(ActiveColor, ActiveColorSmooth, false);
+          FullLineSprite.drawString((radio.rds.PICTlock != 0 ? String(PICT) : ""), 258, 2);
+          break;
+
         case DXMODE:
           FullLineSprite.setTextDatum(TL_DATUM);
           FullLineSprite.setTextColor(ActiveColor, ActiveColorSmooth, false);
@@ -2678,6 +2693,29 @@ void ShowOneButton(byte position, byte item, bool selected) {
           PSSprite.drawString(String(fmscansens), 75, 15);
           break;
 
+        case CONNECTIVITY:
+          PSSprite.setTextDatum(TC_DATUM);
+          PSSprite.setTextColor(ActiveColor, ActiveColorSmooth, false);
+          PSSprite.drawString(shortLine(removeNewline(myLanguage[language][301])), 75, 1);
+
+
+          if (radio.rds.PICTlock == 0) {
+            PSSprite.setTextDatum(TC_DATUM);
+            PSSprite.drawString(myLanguage[language][30], 75, 15);
+          } else {
+            char PICT[5];
+            sprintf(PICT, "%04X", radio.rds.PICTlock);
+
+            PSSprite.setTextDatum(TL_DATUM);
+            PSSprite.setTextColor(ActiveColor, ActiveColorSmooth, false);
+            PSSprite.drawString(myLanguage[language][42], 77, 15);
+            PSSprite.setTextColor(PrimaryColor, PrimaryColorSmooth, false);
+            PSSprite.setTextDatum(TR_DATUM);
+            PSSprite.drawString(String(PICT), 73, 15);
+          }
+          break;
+
+
         case DXMODE:
           PSSprite.setTextDatum(TC_DATUM);
           PSSprite.setTextColor(ActiveColor, ActiveColorSmooth, false);
@@ -3853,6 +3891,32 @@ void MenuUp() {
             OneBigLineSprite.drawString((clockampm ? "12" : "24"), 135, 0);
             OneBigLineSprite.pushSprite(24, 118);
             break;
+
+          case ITEM10:
+            char PICT[5];
+            OneBigLineSprite.setTextColor(PrimaryColor, PrimaryColorSmooth, false);
+
+            if (radio.rds.PICTlock != 0) {
+              OneBigLineSprite.setTextDatum(TC_DATUM);
+              OneBigLineSprite.drawString(myLanguage[language][30], 135, 0);
+              radio.rds.PICTlock = 0;
+            } else {
+              if (radio.rds.correctPI != 0) {
+                radio.rds.PICTlock = radio.rds.correctPI;
+                sprintf(PICT, "%04X", radio.rds.PICTlock);
+                OneBigLineSprite.setTextDatum(TR_DATUM);
+                OneBigLineSprite.drawString(myLanguage[language][42], 135, 0);
+                OneBigLineSprite.setTextDatum(TL_DATUM);
+                OneBigLineSprite.setTextColor(ActiveColor, ActiveColorSmooth, false);
+                OneBigLineSprite.drawString(String(PICT), 155, 0);
+              } else {
+                OneBigLineSprite.setTextDatum(TC_DATUM);
+                OneBigLineSprite.setTextColor(PrimaryColor, PrimaryColorSmooth, false);
+                OneBigLineSprite.drawString(myLanguage[language][302], 135, 0);
+              }
+            }
+            OneBigLineSprite.pushSprite(24, 118);
+            break;
         }
         break;
 
@@ -4838,6 +4902,32 @@ void MenuDown() {
             OneBigLineSprite.drawString((clockampm ? "12" : "24"), 135, 0);
             OneBigLineSprite.pushSprite(24, 118);
             break;
+
+          case ITEM10:
+            char PICT[5];
+            OneBigLineSprite.setTextColor(PrimaryColor, PrimaryColorSmooth, false);
+
+            if (radio.rds.PICTlock != 0) {
+              OneBigLineSprite.setTextDatum(TC_DATUM);
+              OneBigLineSprite.drawString(myLanguage[language][30], 135, 0);
+              radio.rds.PICTlock = 0;
+            } else {
+              if (radio.rds.correctPI != 0) {
+                radio.rds.PICTlock = radio.rds.correctPI;
+                sprintf(PICT, "%04X", radio.rds.PICTlock);
+                OneBigLineSprite.setTextDatum(TR_DATUM);
+                OneBigLineSprite.drawString(myLanguage[language][42], 135, 0);
+                OneBigLineSprite.setTextDatum(TL_DATUM);
+                OneBigLineSprite.setTextColor(ActiveColor, ActiveColorSmooth, false);
+                OneBigLineSprite.drawString(String(PICT), 155, 0);
+              } else {
+                OneBigLineSprite.setTextDatum(TC_DATUM);
+                OneBigLineSprite.setTextColor(PrimaryColor, PrimaryColorSmooth, false);
+                OneBigLineSprite.drawString(myLanguage[language][302], 135, 0);
+              }
+            }
+            OneBigLineSprite.pushSprite(24, 118);
+            break;
         }
         break;
 
@@ -5881,6 +5971,25 @@ void DoMenu() {
             OneBigLineSprite.drawString((clockampm ? "12" : "24"), 135, 0);
             OneBigLineSprite.pushSprite(24, 118);
             break;
+
+          case ITEM10:
+            Infoboxprint(myLanguage[language][301]);
+
+            char PICT[5];
+            OneBigLineSprite.setTextColor(PrimaryColor, PrimaryColorSmooth, false);
+
+            if (radio.rds.PICTlock == 0) {
+              OneBigLineSprite.setTextDatum(TC_DATUM);
+              OneBigLineSprite.drawString(myLanguage[language][30], 135, 0);
+            } else {
+              sprintf(PICT, "%04X", radio.rds.PICTlock);
+              OneBigLineSprite.setTextDatum(TR_DATUM);
+              OneBigLineSprite.drawString(myLanguage[language][42], 135, 0);
+              OneBigLineSprite.setTextDatum(TL_DATUM);
+              OneBigLineSprite.setTextColor(ActiveColor, ActiveColorSmooth, false);
+              OneBigLineSprite.drawString(String(PICT), 155, 0);
+            }
+            OneBigLineSprite.pushSprite(24, 118);
         }
         break;
 
diff --git a/src/language.h b/src/language.h
index 2c4e7e4..85f5694 100644
--- a/src/language.h
+++ b/src/language.h
@@ -5,7 +5,7 @@
 
 // [number of languages][number of texts]
 
-static const char* const myLanguage[18][301] PROGMEM = {
+static const char* const myLanguage[18][303] PROGMEM = {
   { "English", // English
     "Rotary direction changed", // 1
     "Please release button", // 2
@@ -306,7 +306,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Logbook full!", // 297
     "Clock mode", // 298
     "Auto DST on NTP time", // 299
-    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it." // 300
+    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Nederlands", // Dutch
@@ -609,7 +611,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Logboek vol!", // 297
     "Klok methode", // 298
     "Auto zomertijd\nop NTP tijd", // 299
-    "Het logboek bevat meer dan 130 items, die de viewer niet kan verwerken. Download alstublieft het CSV-bestand om het te bekijken." // 300
+    "Het logboek bevat meer dan 130 items, die de viewer niet kan verwerken. Download alstublieft het CSV-bestand om het te bekijken.", // 300
+    "PI gebonden CT sync", // 301
+    "Fout! Geen RDS!" // 302
   },
 
   { "Polski", // Polish
@@ -912,7 +916,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Wykaz pełny!", // 297
     "Tryb zegara", // 298
     "Auto czas letni wg NTP", // 299
-    "Wykaz zawiera ponad 130 wpisów, których przeglądarka nie może pokazać. Pobierz plik CSV, aby je przetworzyć." // 300
+    "Wykaz zawiera ponad 130 wpisów, których przeglądarka nie może pokazać. Pobierz plik CSV, aby je przetworzyć.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Hrvatski", // Croatian
@@ -1215,7 +1221,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Logbook full!", // 297
     "Clock mode", // 298
     "Auto DST on NTP time", // 299
-    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it." // 300
+    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Ελληνικά", // Greek
@@ -1518,7 +1526,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Βιβλίο γεμάτο!", // 297
     "Λειτουργία ρολογιού", // 298
     "Αυτόματο DST\nσε ώρα NTP", // 299
-    "Το βιβλίο περιέχει πάνω από 130 καταγραφές, και είναι αδύνατη η επεξεργασία τους από το χρήστη. Κάντε λήψη του αρχείου CSV για να το επεξεργαστείτε." // 300
+    "Το βιβλίο περιέχει πάνω από 130 καταγραφές, και είναι αδύνατη η επεξεργασία τους από το χρήστη. Κάντε λήψη του αρχείου CSV για να το επεξεργαστείτε.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Română", // Romanian
@@ -1821,7 +1831,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Logbook full!", // 297
     "Clock mode", // 298
     "Auto DST on NTP time", // 299
-    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it." // 300
+    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Deutsch", // German
@@ -2124,10 +2136,12 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Logbuch ist voll!", // 297
     "Uhrzeit-Modus", // 298
     "Auto-Sommerzeit\nüber NTP", // 299
-    "Das Logbuch enthält mehr als 130 Einträge, was der Viewer nicht verarbeiten kann. Bitte lade die CSV-Datei zum Verarbeiten herunter." // 300
+    "Das Logbuch enthält mehr als 130 Einträge, was der Viewer nicht verarbeiten kann. Bitte lade die CSV-Datei zum Verarbeiten herunter.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
-   { "Čeština", // Czech
+  { "Čeština", // Czech
     "Směr enkodéru byl změněn", // 1
     "Prosím, pusťte tlačítko", // 2
     "Obrazovka otočena", // 3
@@ -2427,7 +2441,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Logbook je plný!", // 297
     "Režim hodin", // 298
     "Automatický letní čas u NTP času", // 299
-    "Logbook obsahuje více než 130 položek, které prohlížeč nedokáže zpracovat. Pro zpracování všech položek si stáhněte CSV soubor." // 300
+    "Logbook obsahuje více než 130 položek, které prohlížeč nedokáže zpracovat. Pro zpracování všech položek si stáhněte CSV soubor.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Magyar", // Hungarian
@@ -2730,7 +2746,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Logbook full!", // 297
     "Clock mode", // 298
     "Auto DST on NTP time", // 299
-    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it." // 300
+    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Français", // French
@@ -3033,7 +3051,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Journal de bord plein!", // 297
     "Mode horloge", // 298
     "DST automatique\nsur l'heure NTP", // 299
-    "Le journal de bord contient plus de 130 entrées que le spectateur ne peut pas traiter. Télécharger le fichier CSV pour le traiter." // 300
+    "Le journal de bord contient plus de 130 entrées que le spectateur ne peut pas traiter. Télécharger le fichier CSV pour le traiter.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Български", // Bulgarian
@@ -3336,7 +3356,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Logbook full!", // 297
     "Clock mode", // 298
     "Auto DST on NTP time", // 299
-    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it." // 300
+    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Русский", // Russian
@@ -3639,7 +3661,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Logbook full!", // 297
     "Clock mode", // 298
     "Auto DST on NTP time", // 299
-    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it." // 300
+    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Українська", // Ukranian
@@ -3942,7 +3966,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Logbook full!", // 297
     "Clock mode", // 298
     "Auto DST on NTP time", // 299
-    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it." // 300
+    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Italiano", // Italian
@@ -4245,7 +4271,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Logbook full!", // 297
     "Clock mode", // 298
     "Auto DST on NTP time", // 299
-    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it." // 300
+    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it.",// 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Simplified Chinese", // Simplified Chinese
@@ -4548,7 +4576,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Logbook full!", // 297
     "Clock mode", // 298
     "Auto DST on NTP time", // 299
-    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it." // 300
+    "The logbook contains over 130 entries, which the viewer cannot process. Please download the CSV file to process it.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Norsk", // Norwegian
@@ -4851,7 +4881,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Loggbok full!", // 297
     "Klokkemodus", // 298
     "Auto sommertid på NTP-tid", // 299
-    "Loggboken inneholder over 130 oppføringer, som en ikke kan behandle. Last ned CSV-filen for å behandle den." // 300
+    "Loggboken inneholder over 130 oppføringer, som en ikke kan behandle. Last ned CSV-filen for å behandle den.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Español", // Spanish
@@ -5154,7 +5186,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "¡Libro lleno!", // 297
     "Modo reloj", // 298
     "DST automático\nen hora NTP", // 299
-    "El libro de registro contiene más de 130 entradas que el visor no puede procesar. Descargue el archivo CSV para procesarlo." // 300
+    "El libro de registro contiene más de 130 entradas que el visor no puede procesar. Descargue el archivo CSV para procesarlo.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   },
 
   { "Português", // Portuguese
@@ -5457,7 +5491,9 @@ static const char* const myLanguage[18][301] PROGMEM = {
     "Livro cheio!", // 297
     "Modo de relógio", // 298
     "DST automático\nno horário NTP", // 299
-    "O diário de bordo contém mais de 130 entradas que o espectador não consegue processar. Descarregue o ficheiro CSV para processá-lo." // 300
+    "O diário de bordo contém mais de 130 entradas que o espectador não consegue processar. Descarregue o ficheiro CSV para processá-lo.", // 300
+    "PI locked CT sync", // 301
+    "Error! No RDS signal" // 302
   }
 };
-#endif
+#endif
\ No newline at end of file