diff --git a/UI.hpp b/UI.hpp
index 572d048..28a34c9 100644
--- a/UI.hpp
+++ b/UI.hpp
@@ -110,10 +110,11 @@ extern int seq_oct_shift;
 extern char arp_style_names[4][3];
 extern char seq_chord_names[7][4];
 extern uint8_t seq_data_buffer[16];
+extern uint8_t seq_data[NUM_SEQ_PATTERN][16];
 extern float drums_volume;
 extern uint8_t drum_midi_channel;
 uint8_t seq_active_function = 99;
-uint8_t activesample; extern uint8_t seq_data[10][16];
+uint8_t activesample;
 #endif
 
 #ifdef DISPLAY_LCD_SPI
@@ -646,6 +647,18 @@ void setup_debug_message(void)
 }
 #endif
 
+void toggle_sequencer_play_status()
+{
+  if (seq_running == false && seq_recording == false)
+  {
+    handleStart();
+  }
+  else if (seq_running == true && seq_recording == false)
+  {
+    handleStop();
+  }
+}
+
 /***********************************************************************
    MENU CONTROL
  ***********************************************************************/
@@ -923,8 +936,12 @@ void lcdml_menu_control(void)
     Serial.println(F("ENC-L long recognized"));
 #endif
 
+    // when in Voice select Menu, long left-press sets/unsets favorite
     if (LCDML.FUNC_getID() == LCDML.OTHER_getIDFromFunction(UI_func_voice_select))
       save_favorite(configuration.performance.bank[selected_instance_id], configuration.performance.voice[selected_instance_id], selected_instance_id);
+    // when not in Voice select Menu, long left-press starts/stops sequencer
+    else if (LCDML.FUNC_getID() != LCDML.OTHER_getIDFromFunction(UI_func_voice_select))
+      toggle_sequencer_play_status();
 
     //for (uint8_t i = 0; i < NUM_DEXED; i++)
     //  MicroDexed[i]->panic();
@@ -4837,7 +4854,7 @@ void seq_clear_active_pattern()
 }
 void seq_clear_all_patterns()
 {
-  for (uint8_t i = 0; i < 10; i++)
+  for (uint8_t i = 0; i < NUM_SEQ_PATTERN - 1; i++)
   {
     memset(seq_data[i], 0, sizeof(seq_data[i]));
     memset(seq_vel[i], 0, sizeof(seq_vel[i]));
@@ -4903,10 +4920,19 @@ void seq_print_current_note()
   lcd.print( (seq_data[seq_active_track][seq_menu - 3] / 12) - 1);
   lcd.print(" ");
 }
+void check_variable_samples_basespeed()
+{
+  for (uint8_t i = 0; i < 6; i++)
+          {
+           if (drum_config[i].p_offset == 0)
+           drum_config[i].p_offset=1;
+          }
+}
 void UI_func_seq_pattern_editor(uint8_t param)
 {
   if (LCDML.FUNC_setup())         // ****** SETUP *********
   {
+    check_variable_samples_basespeed();
     lcd.createChar(0, (uint8_t*)special_chars[19]); //play symbol + record symbol switching
 #ifdef TESTDISPLAY20x4
     lcd.createChar(1, (uint8_t*)special_chars[9]); //bar graph