diff --git a/graphics.qrc b/graphics.qrc
index 682941ca..9f6d0cc6 100644
--- a/graphics.qrc
+++ b/graphics.qrc
@@ -39,5 +39,6 @@
         <file>img/configBlack/name_edition.png</file>
         <file>img/buttonIconsBlack/size_indicator.png</file>
         <file>img/buttonIconsWhite/size_indicator.png</file>
+        <file>img/gplv3.png</file>
     </qresource>
 </RCC>
diff --git a/src/config/configwindow.cpp b/src/config/configwindow.cpp
index ff0dcbf3..c5c81758 100644
--- a/src/config/configwindow.cpp
+++ b/src/config/configwindow.cpp
@@ -31,7 +31,7 @@
 
 ConfigWindow::ConfigWindow(QWidget *parent) : QTabWidget(parent) {
     setAttribute(Qt::WA_DeleteOnClose);
-    setFixedSize(410, 540);
+    setMinimumSize(395, 490);
     setWindowIcon(QIcon(":img/flameshot.png"));
     setWindowTitle(tr("Configuration"));
 
@@ -67,8 +67,6 @@ ConfigWindow::ConfigWindow(QWidget *parent) : QTabWidget(parent) {
     // general
     addTab(new GeneneralConf(), tr("General"));
     setTabIcon(2, QIcon(modifier + "config.png"));
-
-    show();
 }
 
 void ConfigWindow::keyPressEvent(QKeyEvent *e) {
diff --git a/src/config/filenameeditor.cpp b/src/config/filenameeditor.cpp
index 39da6a92..8a4d8686 100644
--- a/src/config/filenameeditor.cpp
+++ b/src/config/filenameeditor.cpp
@@ -32,7 +32,9 @@ FileNameEditor::FileNameEditor(QWidget *parent) : QGroupBox(parent) {
 
 void FileNameEditor::initLayout() {
     m_layout = new QVBoxLayout(this);
-    m_layout->addWidget(new QLabel(tr("Edit the name of your captures:"), this));
+    auto infoLabel = new QLabel(tr("Edit the name of your captures:"), this);
+    infoLabel->setFixedHeight(20);
+    m_layout->addWidget(infoLabel);
     m_layout->addWidget(m_helperButtons);
     m_layout->addWidget(m_nameEditor);
     m_layout->addWidget(m_outputLabel);
diff --git a/src/config/strftimechooserwidget.cpp b/src/config/strftimechooserwidget.cpp
index 92e06539..e02d8c66 100644
--- a/src/config/strftimechooserwidget.cpp
+++ b/src/config/strftimechooserwidget.cpp
@@ -33,7 +33,7 @@ StrftimeChooserWidget::StrftimeChooserWidget(QWidget *parent) : QWidget(parent)
             QPushButton *button = new QPushButton(this);
             button->setText(tr(key.toStdString().data()));
             button->setToolTip(variable);
-            button->setFixedHeight(30);
+            button->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
             layout->addWidget(button, j, i);
             connect(button, &QPushButton::clicked,
                     this, [variable, this](){Q_EMIT variableEmitted(variable);});
diff --git a/src/config/uicoloreditor.cpp b/src/config/uicoloreditor.cpp
index c5106df3..3a3e4306 100644
--- a/src/config/uicoloreditor.cpp
+++ b/src/config/uicoloreditor.cpp
@@ -64,7 +64,7 @@ void UIcolorEditor::initColorWheel() {
             &UIcolorEditor::updateLocalColor);
 
     m_colorWheel->setColor(m_uiColor);
-    m_colorWheel->setFixedSize(100,100);
+    m_colorWheel->setMinimumSize(100, 100);
 
     m_colorWheel->setToolTip(tr("Change the color moving the selectors and see"
                                 " the changes in the preview buttons."));
diff --git a/src/controller.cpp b/src/controller.cpp
index 29d1f70f..23f35ee4 100644
--- a/src/controller.cpp
+++ b/src/controller.cpp
@@ -119,6 +119,7 @@ void Controller::createVisualCapture(const QString &forcedSavePath) {
 void Controller::openConfigWindow() {
     if (!m_configWindow) {
         m_configWindow = new ConfigWindow();
+        m_configWindow->show();
     }
 }
 
diff --git a/src/infowindow.cpp b/src/infowindow.cpp
index 1a4becc9..c52fabe8 100644
--- a/src/infowindow.cpp
+++ b/src/infowindow.cpp
@@ -27,7 +27,6 @@
 
 InfoWindow::InfoWindow(QWidget *parent) : QWidget(parent) {
     setAttribute(Qt::WA_DeleteOnClose);
-    setFixedSize(400, 275);
     setWindowIcon(QIcon(":img/flameshot.png"));
     setWindowTitle(tr("About"));
 
@@ -35,9 +34,12 @@ InfoWindow::InfoWindow(QWidget *parent) : QWidget(parent) {
     layout->addWidget(new QLabel(tr("<b>Shortcuts</b>"), this));
     initInfoTable();
     layout->addWidget(new QLabel(tr("<b>License</b>"), this));
-    layout->addWidget(new QLabel("GPLv3+", this));
 
-    // inform about full screen capture when no selection
+    auto imgGPL = new QLabel(this);
+    imgGPL->setStyleSheet("background: white; border-color: black; border-width: 2px");
+    imgGPL->setPixmap(QPixmap(":img/gplv3.png"));
+    imgGPL->setFixedWidth(imgGPL->pixmap()->width());
+    layout->addWidget(imgGPL);
 
     show();
 }
@@ -75,7 +77,6 @@ void InfoWindow::initInfoTable() {
     table->setSelectionMode(QAbstractItemView::NoSelection);
     table->setFocusPolicy(Qt::NoFocus);
     table->verticalHeader()->hide();
-    table->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
     // header creation
     QStringList names;
     names  << tr("Key") << tr("Description");
@@ -88,6 +89,8 @@ void InfoWindow::initInfoTable() {
     // adjust size
     table->resizeColumnsToContents();
     table->resizeRowsToContents();
+    table->setMinimumWidth(400);
+
     table->horizontalHeader()->setSectionResizeMode(1, QHeaderView::Stretch);
     table->horizontalHeader()->setSizePolicy(QSizePolicy::Expanding,
                                              QSizePolicy::Expanding);