diff --git a/src/dmr_pi.c b/src/dmr_pi.c
index 55dfb83..33fb3ba 100644
--- a/src/dmr_pi.c
+++ b/src/dmr_pi.c
@@ -14,6 +14,9 @@ void dmr_pi (dsd_opts * opts, dsd_state * state, uint8_t PI_BYTE[], uint32_t CRC
 {
   UNUSED2(opts, CRCCorrect);
 
+  //force slot to 0 if using dmr mono handling
+  if (opts->dmr_mono == 1) state->currentslot = 0;
+
   if((IrrecoverableErrors == 0)) 
   {
 
diff --git a/src/dsd_audio2.c b/src/dsd_audio2.c
index e149850..219f3f7 100644
--- a/src/dsd_audio2.c
+++ b/src/dsd_audio2.c
@@ -859,6 +859,9 @@ void playSynthesizedVoiceSS3 (dsd_opts * opts, dsd_state * state)
   memset (stereo_samp2, 0, sizeof(stereo_samp2));
   memset (stereo_samp3, 0, sizeof(stereo_samp3));
 
+  if (opts->dmr_mono == 1)
+    memcpy (state->s_r4, state->s_l4, sizeof(state->s_r4));
+
   //dmr enc checkdown for whether or not to fill the stereo sample or not for playback or writing
   encL = encR = 0;
   encL = (state->dmr_so  >> 6) & 0x1;
@@ -941,8 +944,16 @@ void playSynthesizedVoiceSS3 (dsd_opts * opts, dsd_state * state)
   }
 
   //flag either left or right as 'enc' to mute if B
-  if (strcmp(modeL, "B") == 0) encL = 1;
-  if (strcmp(modeR, "B") == 0) encR = 1;
+  if (strcmp(modeL, "B") == 0)
+  {
+    encL = 1;
+    encR = 1;
+  }
+  if (strcmp(modeR, "B") == 0)
+  {
+    encR = 1;
+    encL = 1;
+  }
 
   //if TG Hold in place, mute anything but that TG #132
   if (state->tg_hold != 0 && state->tg_hold != TGL) encL = 1;
diff --git a/src/dsd_frame.c b/src/dsd_frame.c
index 3b2a3e1..ba32618 100644
--- a/src/dsd_frame.c
+++ b/src/dsd_frame.c
@@ -160,7 +160,8 @@ processFrame (dsd_opts * opts, dsd_state * state)
           sprintf (state->slot2light, " slot2 ");
           //we can safely open MBE on any MS or mono handling
           if ((opts->mbe_out_dir[0] != 0) && (opts->mbe_out_f == NULL)) openMbeOutFile (opts, state); 
-          if (opts->p25_trunk == 0) dmrMSBootstrap (opts, state); 
+          // if (opts->p25_trunk == 0) //line disabled to allow mono mode while trunking
+            dmrMSBootstrap (opts, state); 
         }
         if (opts->dmr_mono == 1 && state->synctype == 32)
         {
diff --git a/src/dsd_main.c b/src/dsd_main.c
index eb27948..cf1296a 100644
--- a/src/dsd_main.c
+++ b/src/dsd_main.c
@@ -1568,9 +1568,9 @@ main (int argc, char **argv)
   }
 
   #ifdef AERO_BUILD
-  fprintf (stderr, "Build Version: AW (20231015) \n");
+  fprintf (stderr, "Build Version: AW MTL (20240201) \n");
   #else
-  fprintf (stderr, "Build Version: AW %s \n", GIT_TAG);
+  fprintf (stderr, "Build Version: AW MTL %s \n", GIT_TAG);
   #endif
   fprintf (stderr,"MBElib Version: %s\n", versionstr);
 
@@ -2218,14 +2218,18 @@ main (int argc, char **argv)
             opts.mod_qpsk = 0;
             opts.mod_gfsk = 0;
             state.rf_mod = 0;
-            opts.dmr_stereo = 1;
-            opts.dmr_mono = 0;
+            // opts.dmr_stereo = 1;
+            // opts.dmr_mono = 0;
             // opts.setmod_bw = 7000;
             opts.pulse_digi_rate_out = 8000;
             opts.pulse_digi_out_channels = 2;
-            sprintf (opts.output_name, "DMR");
-            
-            fprintf (stderr,"Decoding DMR Stereo BS/MS Simplex\n");
+            opts.dmr_mono = 1;
+            opts.dmr_stereo = 0; //not sure if this will break anything
+            state.dmr_stereo = 0; //0
+            // opts.setmod_bw = 7000;
+            sprintf (opts.output_name, "DMR Mono");
+            // fprintf (stderr,"-fr / DMR Mono switch enabled. \n NOTE: Some ENC options in Slot 2 may not work properly.\n");
+            fprintf (stderr,"\n Decoding DMR Stereo BS/MS Simplex in Mono Single Slot Only Configuration.\n");
           }
           //change ft to only do P25 and DMR (TDMA trunking modes)
           else if (optarg[0] == 't')
@@ -2302,13 +2306,13 @@ main (int argc, char **argv)
             state.rf_mod = 0;  //
             opts.pulse_digi_rate_out = 8000;
             opts.pulse_digi_out_channels = 2;
-            opts.dmr_mono = 0;
-            opts.dmr_stereo = 1;
+            opts.dmr_mono = 1;
+            opts.dmr_stereo = 0; //not sure if this will break anything
             state.dmr_stereo = 0; //0
             // opts.setmod_bw = 7000;
-            sprintf (opts.output_name, "DMR Stereo");
-            fprintf (stderr,"-fr / DMR Mono switch has been deprecated.\n");
-            fprintf (stderr,"Decoding DMR Stereo BS/MS Simplex\n");
+            sprintf (opts.output_name, "DMR Mono");
+            // fprintf (stderr,"-fr / DMR Mono switch enabled. \n NOTE: Some ENC options in Slot 2 may not work properly.\n");
+            fprintf (stderr,"\n Decoding DMR Stereo BS/MS Simplex in Mono Single Slot Only Configuration.\n");
 
           }
           else if (optarg[0] == 'm')
diff --git a/src/dsd_ncurses.c b/src/dsd_ncurses.c
index 7de3ffb..a3dccd8 100644
--- a/src/dsd_ncurses.c
+++ b/src/dsd_ncurses.c
@@ -2275,7 +2275,7 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
   if (opts->ncurses_compact == 1)
   {
     printw ("------------------------------------------------------------------------------\n");
-    printw ("| Digital Speech Decoder: Florida Man Edition - Aero %s \n", "AW (20231015)");
+    printw ("| Digital Speech Decoder: Florida Man Edition - Aero %s \n", "AW MTL (20240201)");
     printw ("------------------------------------------------------------------------------\n"); 
   }
 #elif LIMAZULUTWEAKS
@@ -2314,12 +2314,12 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
       #endif
       #ifdef AERO_BUILD
       if (i == 5) printw (" %s ", "Aero Build");
-      if (i == 6) printw (" AW (20231015) \n");
+      if (i == 6) printw (" AW MTL (20240201) \n");
       #elif ZDEV_BUILD
-      if (i == 5) printw (" %s ", "AW ");
+      if (i == 5) printw (" %s ", "AW MTL");
       if (i == 6) printw (" %s \n", GIT_TAG);
       #else 
-      if (i == 5) printw (" %s ", "AW ");
+      if (i == 5) printw (" %s ", "AW MTL");
       if (i == 6) printw (" %s \n", GIT_TAG);
       #endif
       else printw ("\n");