diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -29,9 +29,12 @@
  See: [Building and Deploying]
 
 ## Importing AtCore in your CMakeList
-CMake should find AtCore using the following in your CMakeLists
+CMake should find %AtCore and link it to MYAPP using the following in your CMakeLists
 ```CMake
 include (AtCore REQUIRED COMPONATES AtCore )
+include (AtCore REQUIRED COMPONATES AtCoreWidgets )
+...
+target_link_libraries(MYAPP AtCore::AtCore AtCore::AtCoreWidgets ... )
 ```
 
 ## Getting Involved
diff --git a/src/widgets/plotwidget.cpp b/src/widgets/plotwidget.cpp
--- a/src/widgets/plotwidget.cpp
+++ b/src/widgets/plotwidget.cpp
@@ -27,7 +27,7 @@
     , _chart(new QChartView(this))
     , _axisX(new QDateTimeAxis(this))
     , _axisY(new QValueAxis(this))
-    , m_maximumPoints(24)
+    , m_maximumPoints(120)
 {
 
     _axisX->setTickCount(3);
diff --git a/src/widgets/sdwidget.cpp b/src/widgets/sdwidget.cpp
--- a/src/widgets/sdwidget.cpp
+++ b/src/widgets/sdwidget.cpp
@@ -36,14 +36,20 @@
     newButton = new QPushButton(tr("Print Selected"));
     hBoxLayout->addWidget(newButton);
     connect(newButton, &QPushButton::clicked, [this] {
-        emit(printSdFile(listSdFiles->currentItem()->text()));
+        if (listSdFiles->currentRow() != -1)
+        {
+            emit(printSdFile(listSdFiles->currentItem()->text()));
+        }
     });
 
     newButton = new QPushButton(tr("Delete Selected"));
     hBoxLayout->addWidget(newButton);
     connect(newButton, &QPushButton::clicked, [this] {
-        emit(deleteSdFile(listSdFiles->currentItem()->text()));
-        listSdFiles->setCurrentRow(-1);
+        if (listSdFiles->currentRow() != -1)
+        {
+            emit(deleteSdFile(listSdFiles->currentItem()->text()));
+            listSdFiles->setCurrentRow(-1);
+        }
     });
 
     auto groupFiles =  new QGroupBox(tr("Files On Sd Card"));