diff --git a/extra/dragon/disk1.dr b/extra/dragon/disk1.dr
index e805635..a98f986 100644
Binary files a/extra/dragon/disk1.dr and b/extra/dragon/disk1.dr differ
diff --git a/extra/dss/DragonOS/kernel0.dss b/extra/dss/DragonOS/kernel0.dss
index f36c426..af92dc0 100644
--- a/extra/dss/DragonOS/kernel0.dss
+++ b/extra/dss/DragonOS/kernel0.dss
@@ -12,6 +12,7 @@
 .data
 	$textCell <Text16VModeCell>
 	$test_str "Hello DragonOS! :)"
+	$cursor_x:1
 
 ## =========================================================================================================================
 
@@ -28,6 +29,8 @@ _kernel0_main:
 	push 1
 	call $_print_string
 
+	mov [$cursor_x], 0
+
 	## Init Keyboard driver
 	push $_key_pressed		## KeyPressed handler address passed to the _init_keyboard subroutine
 	push 1
@@ -47,16 +50,29 @@ _key_pressed:
 	## debug_break
 	mov R1, [Keyboard_Registers.KEYCODE]
 
+	mov ACC, 13 ## Enter
+	jeq $_key_pressed_enter, R1
+
 	mov ACC, ASCII.LOWERCASE_A
 	jls $_key_pressed_end, R1
 	mov ACC,  ASCII.LOWERCASE_Z
 	jgr $_key_pressed_end, R1
 	push R1
-	push 10
-	push 10
+	mov R2, [$cursor_x]
+	push R2
+	push 1
 	push DefaultPalette.Red
 	push 4
 	call $_print_char
+	inc R2
+	mov [$cursor_x], R2
+	jmp $_key_pressed_end
+
+_key_pressed_enter:
+	mov [$cursor_x], 0
+	mov R10, 0x25
+	int 0x30
+	jmp $_key_pressed_end
 
 _key_pressed_end:
 	ret
diff --git a/extra/info/info b/extra/info/info
index 8d475b8..7ceaf46 100644
--- a/extra/info/info
+++ b/extra/info/info
@@ -154,6 +154,7 @@
         0x22: Print String in Text16 Colors Mode (String address stored in R8, Cell address stored in R9)
         0x23: Print Integer in Text16 Colors Mode (Integer stored in R8, Cell address stored in R9)
         0x24: Clear Screen in Text16 Colors Mode (Cell address stored in R9)
+        0x25: Scroll in Text16 Colors Mode
 
         0xE0: Refresh Screen
         0xE1: Clear Screen
diff --git a/extra/scripts/build_dragonos b/extra/scripts/build_dragonos
index 62114ac..12dad62 100644
--- a/extra/scripts/build_dragonos
+++ b/extra/scripts/build_dragonos
@@ -8,7 +8,7 @@ cd ..
 cp ../extra/dss/DragonOS/* ./dss/DragonOS/
 
 printf "\n${green}1) kernel0.dss\n${clear}"
-./dasm dss/DragonOS/kernel0.dss -o dragon/kernel0.bin -D
+./dasm dss/DragonOS/kernel0.dss -o dragon/kernel0.bin -D --verbose
 ./dtools load-binary dragon/disk1.dr dragon/kernel0.bin 0x00018000
 
 printf "\n"