diff -Nru ckb-next-0.5.0-15/CMakeLists.txt ckb-next-0.5.0-17/CMakeLists.txt
--- ckb-next-0.5.0-15/CMakeLists.txt	2022-06-30 21:28:10.000000000 +0000
+++ ckb-next-0.5.0-17/CMakeLists.txt	2022-07-04 11:00:03.000000000 +0000
@@ -65,7 +65,7 @@
 # Get more precise version from git, fallback on release
 include(CkbNextDetermineVersion)
 find_package(Git)
-set(ckb-next_VERSION "0.5.0-15-g1e1dc3e")
+set(ckb-next_VERSION "0.5.0-17-g5452fc5")
 
 find_package(Sanitizers)
 
diff -Nru ckb-next-0.5.0-15/debian/changelog ckb-next-0.5.0-17/debian/changelog
--- ckb-next-0.5.0-15/debian/changelog	2022-06-30 21:28:25.000000000 +0000
+++ ckb-next-0.5.0-17/debian/changelog	2022-07-04 11:00:18.000000000 +0000
@@ -1,3 +1,9 @@
+ckb-next (0.5.0-17-g5452fc5~impish) impish; urgency=low
+
+  * 0.5.0-17-g5452fc5 git upstream
+
+ -- Tasos Sahanidis <tasos@tasossah.com>  Mon, 04 Jul 2022 14:00:18 +0300
+
 ckb-next (0.5.0-15-g1e1dc3e~impish) impish; urgency=low
 
   * 0.5.0-15-g1e1dc3e git upstream
diff -Nru ckb-next-0.5.0-15/src/daemon/firmware.c ckb-next-0.5.0-17/src/daemon/firmware.c
--- ckb-next-0.5.0-15/src/daemon/firmware.c	2022-06-30 21:28:10.000000000 +0000
+++ ckb-next-0.5.0-17/src/daemon/firmware.c	2022-07-04 11:00:03.000000000 +0000
@@ -74,20 +74,22 @@
 
         // Set firmware version
         // Don't overwrite it if it's 0
-        if(version)
+        if(version){
             kb->fwversion = version;
-        else
-            kb->needs_fw_update = true;
-        kb->bldversion = bootloader;
 
-        // Physical layout detection.
-        if (kb->layout == LAYOUT_UNKNOWN) {
-            kb->layout = in_pkt[23] + 1;
-            if (kb->layout > LAYOUT_DUBEOLSIK) {
-                ckb_warn("Got unknown physical layout byte value %d, please file a bug report mentioning your keyboard's physical layout", in_pkt[23]);
-                kb->layout = LAYOUT_UNKNOWN;
+            // Physical layout detection.
+            if (kb->layout == LAYOUT_UNKNOWN) {
+                kb->layout = in_pkt[23] + 1;
+                if (kb->layout > LAYOUT_DUBEOLSIK) {
+                    ckb_warn("Got unknown physical layout byte value %d, please file a bug report mentioning your keyboard's physical layout", in_pkt[23]);
+                    kb->layout = LAYOUT_UNKNOWN;
+                }
             }
+        } else {
+            kb->needs_fw_update = true;
         }
+        kb->bldversion = bootloader;
+
         // Wireless requires extra handshake packets.
         if(IS_WIRELESS_DEV(kb)){
             uchar wireless_pkt[5][MSG_SIZE] = {
@@ -123,7 +125,8 @@
             kb->features &= ~(FEAT_HWLOAD | FEAT_FWUPDATE);
         }
     } else if (in_pkt[1] == 0) {
-        ckb_warn("Device responded with 0e00 to 0e01 request"); // This happens when we're in bootloader mode
+        // This happens when we're in bootloader mode, but not on all devices
+        ckb_warn("Device responded with 0e00 to 0e01 request");
         kb->bldversion = kb->fwversion;
         kb->needs_fw_update = true;
     }
diff -Nru ckb-next-0.5.0-15/src/daemon/keymap.c ckb-next-0.5.0-17/src/daemon/keymap.c
--- ckb-next-0.5.0-15/src/daemon/keymap.c	2022-04-06 19:09:54.000000000 +0000
+++ ckb-next-0.5.0-17/src/daemon/keymap.c	2022-07-04 11:00:03.000000000 +0000
@@ -566,6 +566,29 @@
     }
 }
 
+// We just need the first few buttons only, so realistically it doesn't matter
+#define BUTTON_BLD_COUNT 5
+
+static inline void hid_mouse_bld_translate(usbinput* input, int length, const unsigned char* urbinput){
+    if(length < 4){
+        ckb_err("Invalid length %d", length);
+        return;
+    }
+    // Byte 0 = mouse buttons (bitfield)
+    for(int bit = 0; bit < BUTTON_BLD_COUNT; bit++){
+        if(urbinput[0] & (1 << bit))
+            SET_KEYBIT(input->keys, MOUSE_BUTTON_FIRST + bit);
+        else
+            CLEAR_KEYBIT(input->keys, MOUSE_BUTTON_FIRST + bit);
+    }
+    // Bytes 1 - 2: movement
+    input->rel_x += (signed char)urbinput[1];
+    input->rel_y += (signed char)urbinput[2];
+    // Byte 3: wheel
+    input->whl_rel_y = (signed char)urbinput[3];
+}
+
+
 void process_input_urb(void* context, unsigned char* buffer, int urblen, ushort ep){
     if(!urblen)
         return;
@@ -666,7 +689,12 @@
                         hid_mouse_translate(&targetkb->input, urblen, buffer);
                     }
                 } else if(firstbyte == MOUSE_IN) {
-                    hid_mouse_translate(&kb->input, urblen, buffer + 1);
+                    // If we're in bootloader mode, parse the simplified reports
+                    // This is only tested against an M65 with bld version 3
+                    if(kb->needs_fw_update)
+                        hid_mouse_bld_translate(&kb->input, urblen - 1, buffer + 1);
+                    else
+                        hid_mouse_translate(&kb->input, urblen - 1, buffer + 1);
                 } else if(firstbyte == CORSAIR_IN) { // Corsair Mouse Input
                     corsair_mousecopy(kb->input.keys, buffer);
                 } else if(firstbyte == 0x05 && urblen == 21) { // Seems to be on the Ironclaw RGB only
@@ -756,7 +784,7 @@
     int bytelen = (legacy ? 14 : 19);
     int start = !legacy; // Legacy packets start from 0x00, other ones start from 0x01
     if(length < start + bytelen + 1){
-        ckb_err("Invalid length %d in handle_nkro_key_input() legacy %d", length, legacy);
+        ckb_err("Invalid length %d legacy %d", length, legacy);
         return;
     }
 
@@ -876,7 +904,11 @@
 #define BUTTON_HID_COUNT    5
 
 void hid_mouse_translate(usbinput* input, int length, const unsigned char* urbinput){
-    // Byte 1 = mouse buttons (bitfield)
+    if(length < 9){
+        ckb_err("Invalid length %d", length);
+        return;
+    }
+    // Byte 0 = mouse buttons (bitfield)
     for(int bit = 0; bit < BUTTON_HID_COUNT; bit++){
         if(urbinput[0] & (1 << bit))
             SET_KEYBIT(input->keys, MOUSE_BUTTON_FIRST + bit);
@@ -887,7 +919,7 @@
     input->rel_x += (urbinput[5] << 8) | urbinput[4];
     input->rel_y += (urbinput[7] << 8) | urbinput[6];
     // Byte 9: wheel
-    input->whl_rel_y = (char)urbinput[8];
+    input->whl_rel_y = (signed char)urbinput[8];
 }
 
 void corsair_mousecopy(unsigned char* kbinput, const unsigned char* urbinput){
@@ -932,7 +964,7 @@
 
     kbinput->rel_x += (urbinput[3] << 8) | urbinput[2];
     kbinput->rel_y += (urbinput[5] << 8) | urbinput[4];
-    kbinput->whl_rel_y = (char)urbinput[6];
+    kbinput->whl_rel_y = (signed char)urbinput[6];
 }
 
 #define BRAGI_MOUSE_BUTTONS 16
diff -Nru ckb-next-0.5.0-15/src/gui/main.cpp ckb-next-0.5.0-17/src/gui/main.cpp
--- ckb-next-0.5.0-15/src/gui/main.cpp	2021-02-02 23:37:49.000000000 +0000
+++ ckb-next-0.5.0-17/src/gui/main.cpp	2022-07-04 11:00:03.000000000 +0000
@@ -37,6 +37,7 @@
 };
 
 bool startDelay = false;
+bool silent = false;
 
 /**
  * parseCommandLine - Setup options and parse command line arguments.
@@ -72,13 +73,18 @@
     parser.addOption(switchToModeOption);
 
     QCommandLineOption delayOption(QStringList() << "d" << "delay", QObject::tr("Delays application start for 5 seconds"));
+    QCommandLineOption silentOption(QStringList() << "s" << "silent", QObject::tr("Disables the daemon not running popup"));
+
     // Sigh
 #if QT_VERSION >= QT_VERSION_CHECK(5, 8, 0)
     delayOption.setFlags(QCommandLineOption::HiddenFromHelp);
+    silentOption.setFlags(QCommandLineOption::HiddenFromHelp);
 #elif QT_VERSION >= QT_VERSION_CHECK(5, 6, 0)
     delayOption.setHidden(true);
+    silentOption.setHidden(true);
 #endif
     parser.addOption(delayOption);
+    parser.addOption(silentOption);
 
     /* parse arguments */
     if (!parser.parse(QCoreApplication::arguments())) {
@@ -102,6 +108,10 @@
         startDelay = true;
     }
 
+    if(parser.isSet(silentOption)) {
+        silent = true;
+    }
+
     if (parser.isSet(backgroundOption)) {
         // open application in background
         return CommandLineBackground;
@@ -122,7 +132,7 @@
 
     /* no explicit argument was passed */
     return CommandLineOK;
-};
+}
 
 // Scan shared memory for an active PID
 static bool pidActive(const QStringList& lines){
@@ -343,7 +353,7 @@
     const char* shm_str = "Open";
     if(qApp->isSessionRestored())
     {
-        background = 1;
+        background = true;
         shm_str = nullptr;
     }
     // Check if the parent was Qt Creator.
@@ -363,7 +373,7 @@
     if(QtCreator)
         QThread::sleep(1);
 
-    MainWindow w;
+    MainWindow w(silent);
     if(!background)
         w.show();
 
diff -Nru ckb-next-0.5.0-15/src/gui/mainwindow.cpp ckb-next-0.5.0-17/src/gui/mainwindow.cpp
--- ckb-next-0.5.0-15/src/gui/mainwindow.cpp	2022-06-12 00:40:50.000000000 +0000
+++ ckb-next-0.5.0-17/src/gui/mainwindow.cpp	2022-07-04 11:00:03.000000000 +0000
@@ -115,7 +115,7 @@
 }
 #endif
 
-MainWindow::MainWindow(QWidget *parent) :
+MainWindow::MainWindow(const bool silent, QWidget *parent) :
     QMainWindow(parent),
     ui(new Ui::MainWindow)
 {
@@ -198,7 +198,7 @@
     // `.arg(0)` is necessary to interpolate the correct suffix into the path
     // see `./kbmanager.cpp` for details
     QFileInfo rootDevPath(devpath.arg(0));
-    if (!rootDevPath.exists()) {
+    if (!(rootDevPath.exists()  || silent)) {
         // set settings widget's status
         // show the main window (otherwise only the dialog will be visible)
         // finally show the dialog
@@ -518,7 +518,7 @@
     qDebug() << "\nSignal" << sig << "caught. Quitting...";
     if(sig == SIGHUP){
         // Restart, but with a delay
-        QProcess::startDetached(QCoreApplication::applicationFilePath(), QStringList() << "-b" << "-d");
+        QProcess::startDetached(QCoreApplication::applicationFilePath(), QStringList() << "-b" << "-d" << "-s");
     }
     this->quitApp();
     sigNotifier->setEnabled(true);
diff -Nru ckb-next-0.5.0-15/src/gui/mainwindow.h ckb-next-0.5.0-17/src/gui/mainwindow.h
--- ckb-next-0.5.0-15/src/gui/mainwindow.h	2022-06-06 11:00:03.000000000 +0000
+++ ckb-next-0.5.0-17/src/gui/mainwindow.h	2022-07-04 11:00:03.000000000 +0000
@@ -25,7 +25,7 @@
     Q_OBJECT
 
 public:
-    explicit MainWindow(QWidget *parent = nullptr);
+    explicit MainWindow(const bool silent, QWidget *parent = nullptr);
     ~MainWindow();
 
     static MainWindow* mainWindow;