diff --git a/uuu/uuu.cpp b/uuu/uuu.cpp
index c1ad05af..3034d5ea 100644
--- a/uuu/uuu.cpp
+++ b/uuu/uuu.cpp
@@ -56,6 +56,8 @@ const char * g_vt_red = "\x1B[91m";
 const char * g_vt_kcyn = "\x1B[36m";
 const char * g_vt_boldwhite = "\x1B[97m";
 
+size_t g_max_process_width = 0;
+
 void clean_vt_color() noexcept
 {
 	g_vt_yellow = "";
@@ -175,32 +177,32 @@ void print_help(bool detail = false)
 {
 	const char help[] =
 		"uuu [-d -m -v -V -bmap -no-bmap] <" "bootloader|cmdlists|cmd" ">\n\n"
-		"    bootloader  download bootloader to board by usb\n"
-		"    cmdlist     run all commands in cmdlist file\n"
-		"                If it is path, search uuu.auto in dir\n"
-		"                If it is zip, search uuu.auto in zip\n"
-		"    cmd         Run one command, use -H see detail\n"
-		"                example: SDPS: boot -f flash.bin\n"
-		"    -d          Daemon mode, wait for forever.\n"
-		"    -v -V       verbose mode, -V enable libusb error\\warning info\n"
-		"    -dry        Dry run mode, check if script or cmd correct \n"
-		"    -bmap       Try using .bmap files even if flash commands do not specify them\n"
-		"    -no-bmap    Ignore .bmap files even if flash commands specify them\n"
-		"    -m          USBPATH Only monitor these paths.\n"
-		"                    -m 1:2 -m 1:3\n\n"
-		"    -ms         serial_no Monitor the serial number prefix of the device using 'serial_no'.\n"
-		"    -t          Timeout second for wait known usb device appeared\n"
-		"    -T          Timeout second for wait next known usb device appeared at stage switch\n"
-		"    -e          set environment variable key=value\n"
-		"    -pp         usb polling period in milliseconds\n"
-		"    -dm         disable small memory\n"
-		"uuu -s          Enter shell mode. uuu.inputlog record all input commands\n"
-		"                you can use \"uuu uuu.inputlog\" next time to run all commands\n\n"
-		"uuu -udev       linux: show udev rule to avoid sudo each time \n"
-		"uuu -lsusb      List connected know devices\n"
+		"\tbootloader  download bootloader to board by usb\n"
+		"\tcmdlist\t run all commands in cmdlist file\n"
+		"\t\t\t\tIf it is path, search uuu.auto in dir\n"
+		"\t\t\t\tIf it is zip, search uuu.auto in zip\n"
+		"\tcmd\t\t Run one command, use -H see detail\n"
+		"\t\t\t\texample: SDPS: boot -f flash.bin\n"
+		"\t-d\t\t  Daemon mode, wait for forever.\n"
+		"\t-v -V\t   verbose mode, -V enable libusb error\\warning info\n"
+		"\t-dry\t\tDry run mode, check if script or cmd correct \n"
+		"\t-bmap\t   Try using .bmap files even if flash commands do not specify them\n"
+		"\t-no-bmap\tIgnore .bmap files even if flash commands specify them\n"
+		"\t-m\t\t  USBPATH Only monitor these paths.\n"
+		"\t\t\t\t\t-m 1:2 -m 1:3\n\n"
+		"\t-ms\t\t serial_no Monitor the serial number prefix of the device using 'serial_no'.\n"
+		"\t-t\t\t  Timeout second for wait known usb device appeared\n"
+		"\t-T\t\t  Timeout second for wait next known usb device appeared at stage switch\n"
+		"\t-e\t\t  set environment variable key=value\n"
+		"\t-pp\t\t usb polling period in milliseconds\n"
+		"\t-dm\t\t disable small memory\n"
+		"uuu -s\t\t  Enter shell mode. uuu.inputlog record all input commands\n"
+		"\t\t\t\tyou can use \"uuu uuu.inputlog\" next time to run all commands\n\n"
+		"uuu -udev\t   linux: show udev rule to avoid sudo each time \n"
+		"uuu -lsusb\t  List connected know devices\n"
 		"uuu -IgSerNum   Set windows registry to ignore USB serial number for known uuu devices\n"
-		"uuu -h          show general help\n"
-		"uuu -H          show general help and detailed help for commands\n\n";
+		"uuu -h\t\t  show general help\n"
+		"uuu -H\t\t  show general help and detailed help for commands\n\n";
 	printf("%s", help);
 	printf("uuu [-d -m -v -bmap -no-bmap] -b[run] ");
 	g_BuildScripts.ShowCmds();
@@ -313,7 +315,7 @@ string build_process_bar(size_t width, size_t pos, size_t total)
 
 	string_ex per;
 	per.format("%d%%", pos * 100 / total);
-	
+
 	size_t start = (width - per.size()) / 2;
 	str.replace(start, per.size(), per);
 	str.insert(start, g_vt_yellow);
@@ -323,9 +325,11 @@ string build_process_bar(size_t width, size_t pos, size_t total)
 
 void print_auto_scroll(string str, size_t len, size_t start)
 {
+	g_max_process_width = max(str.size(), g_max_process_width);
+	g_max_process_width = min(g_max_process_width, len);
 	if (str.size() <= len)
 	{
-		str.resize(len, ' ');
+		str.resize(g_max_process_width, ' ');
 		cout << str;
 		return;
 	}
@@ -335,6 +339,13 @@ void print_auto_scroll(string str, size_t len, size_t start)
 	else
 		start = 0;
 
+	if (str.size() >= len){
+		str.resize(len - 1);
+		str[str.size() - 1] = '.';
+		str[str.size() - 2] = '.';
+		str[str.size() - 3] = '.';
+	}
+
 	string s = str.substr(start, len);
 	s.resize(len, ' ');
 	cout << s;
@@ -434,7 +445,7 @@ class ShowNotify
 				m_trans_pos = nt.index;
 				return true;
 			}
-	
+
 			if ((nt.index - m_trans_pos) < (m_trans_size / 100)
 				&& nt.index != m_trans_size)
 				return false;
@@ -591,6 +602,10 @@ void print_oneline(string str)
 	if (w <= 3)
 		return;
 
+	if (g_max_process_width == 0){
+		g_max_process_width = min(str.size(), w);
+	}
+
 	if (str.size() >= w)
 	{
 		str.resize(w - 1);
@@ -600,7 +615,7 @@ void print_oneline(string str)
 	}
 	else
 	{
-		str.resize(w, ' ');
+		str.resize(g_max_process_width, ' ');
 	}
 	cout << str << endl;
 
@@ -654,7 +669,7 @@ int progress(uuu_notify nt, void *p)
 		else
 		{
 			string_ex str;
-			str.format("\rSuccess %d    Failure %d    ", g_overall_okay, g_overall_failure);
+			str.format("\rSuccess %d    Failure %d             ", g_overall_okay, g_overall_failure);
 
 			if (g_map_path_nt.empty())
 				str += "Wait for Known USB Device Appear...";