diff --git a/.gitmodules b/.gitmodules
index c0aedd7..627b6bc 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -58,3 +58,6 @@
 [submodule "components/espconfiglib"]
 	path = components/espconfiglib
 	url = ../../0xFEEDC0DE64/espconfiglib.git
+[submodule "components/QRCode-esp32"]
+	path = components/QRCode-esp32
+	url = git@github.com:bobbycar-graz/QRCode-esp32.git
diff --git a/components/QRCode-esp32 b/components/QRCode-esp32
new file mode 160000
index 0000000..f06816a
--- /dev/null
+++ b/components/QRCode-esp32
@@ -0,0 +1 @@
+Subproject commit f06816a3627eb18a2b3ec7fc59b3e8d33fd9a3f5
diff --git a/main/CMakeLists.txt b/main/CMakeLists.txt
index 24a7120..1e37b56 100644
--- a/main/CMakeLists.txt
+++ b/main/CMakeLists.txt
@@ -20,6 +20,7 @@ set(headers
     actions/loadsettingsaction.h
     actions/modesettingsaction.h
     actions/multiaction.h
+    actions/qraction.h
     actions/rebootaction.h
     actions/savesettingsaction.h
     actions/switchprofileaction.h
@@ -51,6 +52,7 @@ set(headers
     displays/bmsdisplay.h
     displays/calibratedisplay.h
     displays/calibratevoltagedisplay.h
+    displays/qrdisplay.h
     displays/dpad5wire2outdebugdisplay.h
     displays/dpad5wiredebugdisplay.h
     displays/dpad6wiredebugdisplay.h
@@ -228,6 +230,7 @@ set(sources
     actions/loadsettingsaction.cpp
     actions/modesettingsaction.cpp
     actions/multiaction.cpp
+    actions/qraction.cpp
     actions/rebootaction.cpp
     actions/savesettingsaction.cpp
     actions/switchprofileaction.cpp
@@ -259,6 +262,7 @@ set(sources
     displays/bmsdisplay.cpp
     displays/calibratedisplay.cpp
     displays/calibratevoltagedisplay.cpp
+    displays/qrdisplay.cpp
     displays/dpad5wire2outdebugdisplay.cpp
     displays/dpad5wiredebugdisplay.cpp
     displays/dpad6wiredebugdisplay.cpp
@@ -417,7 +421,7 @@ set(sources
 
 set(dependencies
     libsodium freertos nvs_flash esp_http_server esp_https_ota mdns app_update esp_system esp_websocket_client driver
-    arduino-esp32 ArduinoJson esp-nimble-cpp FastLED-idf TFT_eSPI TFT_eSPI_QRcode
+    arduino-esp32 ArduinoJson esp-nimble-cpp FastLED-idf TFT_eSPI QRCode-esp32
     bobbycar-protocol cpputils cxx-ring-buffer date
     espasynchttpreq espasyncota espchrono espcpputils espconfiglib esp-gui-lib esphttpdutils espwifistack expected fmt
 )
diff --git a/main/actions/qraction.cpp b/main/actions/qraction.cpp
new file mode 100644
index 0000000..eebbeea
--- /dev/null
+++ b/main/actions/qraction.cpp
@@ -0,0 +1,15 @@
+#include "qraction.h"
+
+#include <actioninterface.h>
+#include <string>
+#include <screenmanager.h>
+#include "displays/qrdisplay.h"
+
+using namespace espgui;
+
+SwitchQrDisplayAction::SwitchQrDisplayAction(qraction::QrMenu qrmenu) : m_msg{qrmenu.message}, m_ver{qrmenu.ver} {}
+
+void SwitchQrDisplayAction::triggered()
+{
+    switchScreen<QrDisplay>(m_msg, m_ver);
+}
diff --git a/main/actions/qraction.h b/main/actions/qraction.h
new file mode 100644
index 0000000..ec28ef7
--- /dev/null
+++ b/main/actions/qraction.h
@@ -0,0 +1,24 @@
+#pragma once
+
+#include <actioninterface.h>
+#include <string>
+
+#include "actions/qraction.h"
+
+namespace qraction {
+struct QrMenu {
+    std::string_view message;
+    uint8_t ver;
+};
+} // namespace
+
+class SwitchQrDisplayAction : public virtual espgui::ActionInterface
+{
+public:
+    SwitchQrDisplayAction(qraction::QrMenu qrmenu);
+
+    void triggered() override;
+private:
+    std::string_view m_msg;
+    uint8_t m_ver;
+};
diff --git a/main/displays/menus/greenpassmenu.cpp b/main/displays/menus/greenpassmenu.cpp
index df66874..304ec20 100644
--- a/main/displays/menus/greenpassmenu.cpp
+++ b/main/displays/menus/greenpassmenu.cpp
@@ -1,49 +1,21 @@
 #include "greenpassmenu.h"
 
-#include <actioninterface.h>
-
 // local includes
 #include "actions/switchscreenaction.h"
+#include "actions/qraction.h"
 #include "displays/menus/mainmenu.h"
+#include "displays/qrdisplay.h"
 #include "icons/back.h"
 
 using namespace espgui;
 
-namespace greenpassmenu {
-bool showingQRCode{false};
-} // namespace
-
-void GreenPassMenu::ShowCertAction::triggered() {
-    greenpassmenu::showingQRCode = true;
-    m_qrcode.init();
-    m_qrcode.createScaleToFit("");
-}
-
 GreenPassMenu::GreenPassMenu()
 {
-    constructMenuItem<makeComponent<MenuItem, StaticText<TEXT_SHOWCERT>, ShowCertAction>>();
+    constructMenuItem<makeComponentArgs<MenuItem, SwitchQrDisplayAction, StaticText<TEXT_SHOWCERT>>>(qraction::QrMenu{.message="CORONA_PASS", .ver=15});
     constructMenuItem<makeComponent<MenuItem, StaticText<TEXT_BACK>, SwitchScreenAction<MainMenu>, StaticMenuItemIcon<&espgui::icons::back>>>();
 }
 
-void GreenPassMenu::initScreen()
-{
-    Base::initScreen();
-    greenpassmenu::showingQRCode = false;
-}
-
-void GreenPassMenu::rotate(int offset)
-{
-    if (greenpassmenu::showingQRCode)
-        GreenPassMenu::initScreen();
-    Base::rotate(offset);
-}
-
 void GreenPassMenu::back()
 {
-    if (greenpassmenu::showingQRCode)
-    {
-        GreenPassMenu::initScreen();
-    }
-    else
-        switchScreen<MainMenu>();
+    switchScreen<MainMenu>();
 }
diff --git a/main/displays/menus/greenpassmenu.h b/main/displays/menus/greenpassmenu.h
index a024dc3..76a262d 100644
--- a/main/displays/menus/greenpassmenu.h
+++ b/main/displays/menus/greenpassmenu.h
@@ -6,10 +6,6 @@
 #include "menudisplay.h"
 #include "texts.h"
 
-namespace greenpassmenu {
-extern bool showingQRCode;
-} // namespace
-
 class GreenPassMenu :
     public espgui::MenuDisplay,
     public espgui::StaticText<TEXT_GREENPASS>
@@ -18,13 +14,4 @@ class GreenPassMenu :
 public:
     GreenPassMenu();
     void back() override;
-    void rotate(int offset) override;
-    void initScreen() override;
-
-    class ShowCertAction : public virtual espgui::ActionInterface {
-    public:
-        void triggered() override;
-    private:
-        qrcode::QRcode m_qrcode{};
-    };
 };
diff --git a/main/displays/qrcodedebug.cpp b/main/displays/qrcodedebug.cpp
index f59a3fc..5aa2107 100644
--- a/main/displays/qrcodedebug.cpp
+++ b/main/displays/qrcodedebug.cpp
@@ -1,6 +1,7 @@
 #include "qrcodedebug.h"
 
 #include <fmt/core.h>
+#include <tftinstance.h>
 
 #include "displays/menus/debugmenu.h"
 #include "globals.h"
@@ -20,17 +21,21 @@ void QrCodeDebugDisplay::back()
 void QrCodeDebugDisplay::initScreen()
 {
     Base::initScreen();
-    m_qrcode.init();
 }
 
 void QrCodeDebugDisplay::confirm()
 {
-    m_qrcode.createScaleToFit(fmt::format("WIFI:T:WPA;S:{};P:{};", deviceName, stringSettings.ap_password));
-}
+    uint8_t qrcodeBytes[qrcode_getBufferSize(7)];
+    qrcode_initText(&m_qrcode, qrcodeBytes, 7, ECC_MEDIUM, fmt::format("WIFI:T:WPA;S:{};P:{};", deviceName, stringSettings.ap_password).c_str());
 
-void QrCodeDebugDisplay::rotate(int offset)
-{
-    m_mult += offset;
-    m_qrcode.setMultiply(m_mult);
-    m_qrcode.create("Hello World!");
+    for (uint8_t y = 0; y < m_qrcode.size; y++) {
+        for (uint8_t x = 0; x < m_qrcode.size; x++) {
+            if (qrcode_getModule(&m_qrcode, x, y))
+            {
+                tft.drawPixel(x+2,y+2, TFT_BLACK);
+            } else {
+                tft.drawPixel(x+2,y+2, TFT_WHITE);
+            }
+        }
+    }
 }
diff --git a/main/displays/qrcodedebug.h b/main/displays/qrcodedebug.h
index 84ff09e..7a6305d 100644
--- a/main/displays/qrcodedebug.h
+++ b/main/displays/qrcodedebug.h
@@ -10,12 +10,9 @@ class QrCodeDebugDisplay :
     using Base = espgui::Display;
 public:
     QrCodeDebugDisplay();
-    // std::string text() const override;
     void initScreen() override;
     void confirm() override;
     void back() override;
-    void rotate(int offset) override;
 private:
-    qrcode::QRcode m_qrcode{};
-    uint8_t m_mult{2};
+    QRCode m_qrcode;
 };
diff --git a/main/displays/qrdisplay.cpp b/main/displays/qrdisplay.cpp
new file mode 100644
index 0000000..2f75d99
--- /dev/null
+++ b/main/displays/qrdisplay.cpp
@@ -0,0 +1,46 @@
+#include "qrdisplay.h"
+
+// 3rd party libs
+#include <tftinstance.h>
+#include <screenmanager.h>
+
+// local includes
+#include "displays/menus/greenpassmenu.h"
+
+using namespace espgui;
+
+QrDisplay::QrDisplay(std::string_view msg, uint8_t ver) : m_msg{msg}, m_ver{ver} {}
+
+void QrDisplay::initScreen()
+{
+    QRCode qrcode;
+    uint8_t qrcodeBytes[qrcode_getBufferSize(m_ver)];
+    qrcode_initText(&qrcode, qrcodeBytes, m_ver, ECC_MEDIUM, m_msg.data());
+
+    const uint8_t multiplier = (tft.width() - 9) / qrcode.size;
+    const uint8_t x_offset = (tft.width() - qrcode.size * multiplier) / 2;
+    const uint8_t y_offset = (tft.height() - qrcode.size * multiplier) / 2;
+
+    tft.fillScreen(TFT_WHITE);
+
+    for (uint8_t y = 0; y < qrcode.size; y++) {
+        for (uint8_t x = 0; x < qrcode.size; x++) {
+            if (qrcode_getModule(&qrcode, x, y))
+            {
+                tft.fillRect(x*multiplier+x_offset,y*multiplier+y_offset, multiplier, multiplier, TFT_BLACK);
+            } else {
+                tft.fillRect(x*multiplier+x_offset,y*multiplier+y_offset, multiplier, multiplier, TFT_WHITE);
+            }
+        }
+    }
+}
+
+void QrDisplay::back()
+{
+    switchScreen<GreenPassMenu>();
+}
+
+void QrDisplay::confirm()
+{
+    switchScreen<GreenPassMenu>();
+}
diff --git a/main/displays/qrdisplay.h b/main/displays/qrdisplay.h
new file mode 100644
index 0000000..3ed9598
--- /dev/null
+++ b/main/displays/qrdisplay.h
@@ -0,0 +1,18 @@
+#pragma once
+
+// 3rd party includes
+#include <display.h>
+#include <qrcode.h>
+
+class QrDisplay :
+        public espgui::Display
+{
+public:
+    QrDisplay(std::string_view msg, uint8_t ver);
+    void initScreen() override;
+    void confirm() override;
+    void back() override;
+private:
+    std::string_view m_msg;
+    uint8_t m_ver;
+};