diff --git a/src/convertworker.cpp b/src/convertworker.cpp
index dc3dee2..da082e7 100644
--- a/src/convertworker.cpp
+++ b/src/convertworker.cpp
@@ -35,15 +35,12 @@ void ConvertWorker::convertPdf(QNetworkRequest request, QString filename, QTempo
                                bool urf, quint32 Colors, quint32 Quality, QString PaperSize,
                                quint32 HwResX, quint32 HwResY, bool TwoSided, bool Tumble)
 {
-    if(urf)
+    if(urf && (HwResX != HwResY))
     { // URF only supports symmetric resolutions
-        if(HwResX < HwResY)
-        {
-            HwResY = HwResX;
-        }
-        else {
-            HwResX = HwResY;
-        }
+        qDebug() << "Unsupported URF resolution" << PaperSize;
+        tempfile->deleteLater();
+        emit failed(tr("Unsupported resolution (dpi)"));
+        return;
     }
 
     QString ShortPaperSize;
@@ -147,6 +144,14 @@ void ConvertWorker::convertImage(QNetworkRequest request, QString filename, QTem
                                  bool urf, quint32 Colors, quint32 Quality, QString PaperSize,
                                  quint32 HwResX, quint32 HwResY)
 {
+    if(urf && (HwResX != HwResY))
+    { // URF only supports symmetric resolutions
+        qDebug() << "Unsupported URF resolution" << PaperSize;
+        tempfile->deleteLater();
+        emit failed(tr("Unsupported resolution (dpi)"));
+        return;
+    }
+
     if(!PaperSizes.contains(PaperSize))
     {
         qDebug() << "Unsupported paper size" << PaperSize;
diff --git a/src/ippprinter.cpp b/src/ippprinter.cpp
index 51c7426..ff17c05 100644
--- a/src/ippprinter.cpp
+++ b/src/ippprinter.cpp
@@ -319,6 +319,23 @@ void IppPrinter::print(QJsonObject attrs, QString filename, bool alwaysConvert){
     quint32 HwResX = PrinterResolutionRef.toObject()["x"].toInt();
     quint32 HwResY = PrinterResolutionRef.toObject()["y"].toInt();
 
+    if(target == UrfConvert)
+    { // Ensure symmetric resolution for URF
+        if(HwResX < HwResY)
+        {
+            HwResY = HwResX;
+        }
+        else
+        {
+            HwResX = HwResY;
+        }
+        QJsonObject tmpObj;
+        tmpObj["units"] = PrinterResolutionRef.toObject()["units"];
+        tmpObj["x"] = (int)HwResX;
+        tmpObj["y"] = (int)HwResY;
+        attrs["printer-resolution"] = tmpObj;
+    }
+
     quint32 Quality = getAttrOrDefault(attrs, "print-quality").toInt();
 
     QString PrintColorMode = getAttrOrDefault(attrs, "print-color-mode").toString();
diff --git a/translations/harbour-seaprint-de.ts b/translations/harbour-seaprint-de.ts
index 86bc120..c36357f 100644
--- a/translations/harbour-seaprint-de.ts
+++ b/translations/harbour-seaprint-de.ts
@@ -136,6 +136,10 @@
         <source>Unsupported paper size</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Unsupported resolution (dpi)</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>CoverPage</name>
diff --git a/translations/harbour-seaprint-es.ts b/translations/harbour-seaprint-es.ts
index 539425a..46aeab8 100644
--- a/translations/harbour-seaprint-es.ts
+++ b/translations/harbour-seaprint-es.ts
@@ -136,6 +136,10 @@
         <source>Unsupported paper size</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Unsupported resolution (dpi)</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>CoverPage</name>
diff --git a/translations/harbour-seaprint-fr.ts b/translations/harbour-seaprint-fr.ts
index 7e68313..b112229 100644
--- a/translations/harbour-seaprint-fr.ts
+++ b/translations/harbour-seaprint-fr.ts
@@ -136,6 +136,10 @@
         <source>Unsupported paper size</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Unsupported resolution (dpi)</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>CoverPage</name>
diff --git a/translations/harbour-seaprint-zh_CN.ts b/translations/harbour-seaprint-zh_CN.ts
index 51da42c..8a119d9 100644
--- a/translations/harbour-seaprint-zh_CN.ts
+++ b/translations/harbour-seaprint-zh_CN.ts
@@ -136,6 +136,10 @@
         <source>Unsupported paper size</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Unsupported resolution (dpi)</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>CoverPage</name>
diff --git a/translations/harbour-seaprint.ts b/translations/harbour-seaprint.ts
index 8813510..a01287e 100644
--- a/translations/harbour-seaprint.ts
+++ b/translations/harbour-seaprint.ts
@@ -136,6 +136,10 @@
         <source>Unsupported paper size</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <source>Unsupported resolution (dpi)</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>CoverPage</name>