diff --git a/src/platforms/rp2040.h b/src/platforms/rp2040.h
index fd7a8c9..16a35ae 100644
--- a/src/platforms/rp2040.h
+++ b/src/platforms/rp2040.h
@@ -25,7 +25,6 @@ void initTimer(uint32_t init_clock) {
 
 void setTimer(uint32_t us_interval) {
     if (Serial) {
-        Serial.printf("setTimer(): Setting uClock timer interval to %u us\n", us_interval);
         Serial.flush();
     }
     cancel_repeating_timer(&timer);
diff --git a/src/uClock.cpp b/src/uClock.cpp
index 1690148..77bbec1 100755
--- a/src/uClock.cpp
+++ b/src/uClock.cpp
@@ -198,10 +198,8 @@ void uClockClass::start()
     }
 
     if (clock_mode == INTERNAL_CLOCK) {
-        if (Serial) Serial.printf("uClockClass::start(): uClock setting STARTED\n");
         clock_state = STARTED;
     } else {
-        Serial.printf("uClockClass::start(): uClock setting STARTING\n");
         clock_state = STARTING;
     }
 }
@@ -222,7 +220,6 @@ void uClockClass::continue_playing() {
         if (clock_mode == INTERNAL_CLOCK) {
             clock_state = STARTED;
         } else {
-            Serial.printf("uClockClass::continue_playing(): uClock setting STARTING\n");
             clock_state = STARTING;
         }
         if (onClockContinueCallback) {
@@ -457,7 +454,6 @@ void uClockClass::handleExternalClock()
         case STARTING:
             clock_state = STARTED;
             ext_clock_us = micros();
-            if (Serial) Serial.printf("handleExternalClock: uClock is STARTING at ext_clock_tick\t%u with ext_clock_us = %u\n", ext_clock_tick, ext_clock_us);
             break;
 
         case STARTED:
@@ -475,11 +471,9 @@ void uClockClass::handleExternalClock()
             ext_interval_buffer[ext_interval_idx] = last_interval;
 
             if (ext_clock_tick == 1) {
-                if (Serial) Serial.printf("handleExternalClock: uClock is STARTED at ext_clock_tick\t%u with ext_clock_us = %u, setting ext_interval to last_interval\t%u us\n", ext_clock_tick, ext_clock_us, last_interval);
                 ext_interval = last_interval;
             } else {
                 ext_interval = (((uint32_t)ext_interval * (uint32_t)PLL_X) + (uint32_t)(256 - PLL_X) * (uint32_t)last_interval) >> 8;
-                if (Serial) Serial.printf("handleExternalClock: uClock is STARTED at ext_clock_tick\t%u with ext_clock_us = %u, setting ext_interval from PLL\t\t\t%u us\n", ext_clock_tick, ext_clock_us, last_interval);
             }
             break;
     }
@@ -516,13 +510,8 @@ void uClockClass::handleTimerInt()
             }
 
             // update internal clock timer frequency
-            //if (ext_clock_tick > 20) {
             if (ext_interval > 0) {
                 float bpm = constrainBpm(freqToBpm(counter));
-                if (Serial) {
-                    Serial.printf("uClock: External clock tick %u, counter %u, ext_interval %u, so is detected as BPM %f\n", ext_clock_tick, counter, ext_interval, bpm);
-                    Serial.flush();
-                }
                 tempo = bpm;
                 setTimerTempo(bpm);
             }