diff --git a/jni/util/vtx_manager.c b/jni/util/vtx_manager.c
index 3223d89..87e58db 100644
--- a/jni/util/vtx_manager.c
+++ b/jni/util/vtx_manager.c
@@ -2,20 +2,19 @@
 #include <dlfcn.h>
 #include "json/osd_config.h"
 #include "util/debug.h"
+//#include "../rec/rec_shim.h"
 
 #define VTX_MPS_CONFIG_KEY "vtx_msp"
+#define CHANNEL_PUBLIC 8
 
 static void *tp1801_gui_lib = NULL;
 static uint32_t (* setChannelPilotOriginal)(void *this,unsigned short param_1, bool param_2) = 0;
 static uint32_t (* userSettingsGetInstanceOriginal)() = 0;
 static uint32_t userSettingsInstance = 0;
+static __gs_gui_config *gs_gui_config = 0;
 static int8_t currentChannel = -1;
 
-void changeChannel(int8_t channel) {
-    if(!get_boolean_config_value(VTX_MPS_CONFIG_KEY)) {
-        return;
-    }
-
+void setupManager() {
     //Load SetPilotChannel original
     setChannelPilotOriginal = dlsym (RTLD_NEXT, "_ZN17GlassUserSettings15setPilotChannelEtb");
     if (setChannelPilotOriginal == NULL) {
@@ -38,6 +37,21 @@ void changeChannel(int8_t channel) {
         return;
     }
 
+    userSettingsInstance = userSettingsGetInstanceOriginal();
+    if(userSettingsInstance == NULL) {
+        printf("dlsym: error loading user setting instance");
+        return;
+    }
+    gs_gui_config = (__gs_gui_config *)*(uint32_t *)((int)userSettingsInstance + 0xe4);
+}
+
+void changeChannel(int8_t channel) {
+    if(!get_boolean_config_value(VTX_MPS_CONFIG_KEY)) {
+        return;
+    }
+
+    setupManager();
+
     if (channel <= 0 || channel > 8) {
         printf("VTX_MANAGER Error:, invalid channel index: %d\n", channel);
         return;
@@ -48,9 +62,12 @@ void changeChannel(int8_t channel) {
     }
     currentChannel = channel;
 
-    // if 8, need to set to public
     DEBUG_PRINT("VTX_MANAGER: requesting to the goggles to set channel %d\n", channel);
-    
-    int8_t channelIdx = channel - 1;
-    setChannelPilotOriginal(userSettingsGetInstanceOriginal(), channelIdx, true);
+
+    if(channel == CHANNEL_PUBLIC){
+        gs_gui_config->gs_modem_set_public_chnl(gs_gui_config->gs_info);
+    } else {
+        int8_t channelIdx = channel - 1;
+        setChannelPilotOriginal(userSettingsGetInstanceOriginal(), channelIdx, true);
+    }
 }
\ No newline at end of file