diff --git a/src/sdr/SDRDeviceInfo.cpp b/src/sdr/SDRDeviceInfo.cpp
index 2dbaf03..677a8c9 100644
--- a/src/sdr/SDRDeviceInfo.cpp
+++ b/src/sdr/SDRDeviceInfo.cpp
@@ -168,6 +168,12 @@ SoapySDR::Device *SDRDeviceInfo::getSoapyDevice() {
     return soapyDevice;
 }
 
+/**
+ * @deprecated
+ * @param direction
+ * @param channel
+ * @return
+ */
 bool SDRDeviceInfo::hasCORR(int direction, size_t channel) {
     SoapySDR::Device *dev = getSoapyDevice();
     
diff --git a/src/sdr/SoapySDRThread.cpp b/src/sdr/SoapySDRThread.cpp
index e8e476f..2143bf0 100644
--- a/src/sdr/SoapySDRThread.cpp
+++ b/src/sdr/SoapySDRThread.cpp
@@ -111,12 +111,16 @@ bool SDRThread::init() {
     //4. Apply other settings: Frequency, PPM correction, Gains,  Device-specific settings:
     device->setFrequency(SOAPY_SDR_RX,0,"RF",frequency - offset.load());
 
-    if (devInfo->hasCORR(SOAPY_SDR_RX, 0)) {
+    if (device->hasFrequencyCorrection(SOAPY_SDR_RX, 0)) {
+        hasPPM.store(true);
+        device->setFrequencyCorrection(SOAPY_SDR_RX, 0, ppm.load());
+    } else if (devInfo->hasCORR(SOAPY_SDR_RX, 0)) {
         hasPPM.store(true);
         device->setFrequency(SOAPY_SDR_RX,0,"CORR",ppm.load());
     } else {
         hasPPM.store(false);
     }
+
     if (device->hasDCOffsetMode(SOAPY_SDR_RX, 0)) {
         hasHardwareDC.store(true);
 //        wxGetApp().sdrEnumThreadNotify(SDREnumerator::SDR_ENUM_MESSAGE, std::string("Found hardware DC offset correction support, internal disabled."));
@@ -518,7 +522,11 @@ void SDRThread::updateSettings() {
     }
     
     if (ppm_changed.load() && hasPPM.load()) {
-        device->setFrequency(SOAPY_SDR_RX,0,"CORR",ppm.load());
+        if (device->hasFrequencyCorrection(SOAPY_SDR_RX, 0)) {
+            device->setFrequencyCorrection(SOAPY_SDR_RX, 0, ppm.load());
+        } else {
+            device->setFrequency(SOAPY_SDR_RX, 0, "CORR", ppm.load());
+        }
         ppm_changed.store(false);
     }
     
diff --git a/src/visual/TuningCanvas.cpp b/src/visual/TuningCanvas.cpp
index 1fef0fc..eb370bf 100644
--- a/src/visual/TuningCanvas.cpp
+++ b/src/visual/TuningCanvas.cpp
@@ -176,7 +176,11 @@ void TuningCanvas::StepTuner(ActiveState state, int exponent, bool up) {
         long long freq = activeDemod->getFrequency();
         long long diff = abs(wxGetApp().getFrequency() - freq);
 
-        if (shiftDown) {
+        if (ctrlDown) { // Zero digits to right
+            double intpart;
+            modf(freq / (exp * 10), &intpart);
+            freq = intpart * exp * 10;
+        } else if (shiftDown) { // Prevent digit from carrying
             bool carried = (long long)((freq) / (exp * 10)) != (long long)((freq + amount) / (exp * 10)) || (bottom && freq < exp);
             freq += carried?(9*-amount):amount;
         } else {
@@ -199,7 +203,11 @@ void TuningCanvas::StepTuner(ActiveState state, int exponent, bool up) {
     if (state == TUNING_HOVER_BW) {
         long bw = wxGetApp().getDemodMgr().getLastBandwidth();
 
-        if (shiftDown) {
+        if (ctrlDown) { // Zero digits to right
+            double intpart;
+            modf(bw / (exp * 10), &intpart);
+            bw = intpart * exp * 10;
+        } else if (shiftDown) { // Prevent digit from carrying
             bool carried = (long)((bw) / (exp * 10)) != (long)((bw + amount) / (exp * 10)) || (bottom && bw < exp);
             bw += carried?(9*-amount):amount;
         } else {
@@ -219,7 +227,11 @@ void TuningCanvas::StepTuner(ActiveState state, int exponent, bool up) {
 
     if (state == TUNING_HOVER_CENTER) {
         long long ctr = wxGetApp().getFrequency();
-        if (shiftDown) {
+        if (ctrlDown) { // Zero digits to right
+            double intpart;
+            modf(ctr / (exp * 10), &intpart);
+            ctr = intpart * exp * 10;
+        } else if (shiftDown) { // Prevent digit from carrying
             bool carried = (long long)((ctr) / (exp * 10)) != (long long)((ctr + amount) / (exp * 10)) || (bottom && ctr < exp);
             ctr += carried?(9*-amount):amount;
         } else {
@@ -310,16 +322,16 @@ void TuningCanvas::OnMouseMoved(wxMouseEvent& event) {
     } else {
         switch (hoverState) {
         case TUNING_HOVER_FREQ:
-                setStatusText("Click, wheel or drag a digit to change frequency; SPACE or numeric key for direct input. Right click to set/clear snap. Hold ALT to change PPM. Hold SHIFT to disable carry.");
+                setStatusText("Click, wheel or drag(left/right) a digit to change frequency; SPACE or numeric key for direct input. Right click to set/clear snap. Hold ALT to change PPM. Hold SHIFT to disable carry. Hold CTRL to Zero Right.");
             break;
         case TUNING_HOVER_BW:
-                setStatusText("Click, wheel or drag a digit to change bandwidth; SPACE or numeric key for direct input.  Hold SHIFT to disable carry.");
+                setStatusText("Click, wheel or drag(left/right) a digit to change bandwidth; SPACE or numeric key for direct input.  Hold SHIFT to disable carry. Hold CTRL to Zero Right.");
             break;
         case TUNING_HOVER_CENTER:
-                setStatusText("Click, wheel or drag a digit to change center frequency; SPACE or numeric key for direct input.  Hold SHIFT to disable carry.");
+                setStatusText("Click, wheel or drag(left/right) a digit to change center frequency; SPACE or numeric key for direct input.  Hold SHIFT to disable carry. Hold CTRL to Zero Right.");
             break;
         case TUNING_HOVER_PPM:
-                 setStatusText("Click, wheel or drag a digit to change device PPM offset.  Hold SHIFT to disable carry.");
+                 setStatusText("Click, wheel or drag(left/right) a digit to change device PPM offset.  Hold SHIFT to disable carry.");
              break;
         case TUNING_HOVER_NONE:
             setStatusText("");