diff --git a/tools/shell/src/shellAuto.c b/tools/shell/src/shellAuto.c
index c279b03b14..0038866669 100644
--- a/tools/shell/src/shellAuto.c
+++ b/tools/shell/src/shellAuto.c
@@ -410,30 +410,30 @@ void printfIntroduction(bool community) {
     printf(" ");
   }
   printf("*\n");
-  printf("  *   including database names, table names, function names and keywords.              *\n");
-  printf("  *   The full list of shortcut keys is as follows:                                    *\n");
-  printf("  *    [ TAB ]        ......  complete the current word                                *\n");
-  printf("  *                   ......  if used on a blank line, display all supported commands  *\n");
-  printf("  *    [ Ctrl + A ]   ......  move cursor to the st[A]rt of the line                   *\n");
-  printf("  *    [ Ctrl + E ]   ......  move cursor to the [E]nd of the line                     *\n");
-  printf("  *    [ Ctrl + W ]   ......  move cursor to the middle of the line                    *\n");
-  printf("  *    [ Ctrl + L ]   ......  clear the entire screen                                  *\n");
-  printf("  *    [ Ctrl + K ]   ......  clear the screen after the cursor                        *\n");
-  printf("  *    [ Ctrl + U ]   ......  clear the screen before the cursor                       *\n");
+  printf("  *   including database names, table names, function names and keywords.                *\n");
+  printf("  *   The full list of shortcut keys is as follows:                                      *\n");
+  printf("  *    [ TAB ]        ......  complete the current word                                  *\n");
+  printf("  *                   ......  if used on a blank line, display all supported commands    *\n");
+  printf("  *    [ Ctrl + A ]   ......  move cursor to the st[A]rt of the line                     *\n");
+  printf("  *    [ Ctrl + E ]   ......  move cursor to the [E]nd of the line                       *\n");
+  printf("  *    [ Ctrl + W ]   ......  move cursor to the middle of the line                      *\n");
+  printf("  *    [ Ctrl + L ]   ......  clear the entire screen                                    *\n");
+  printf("  *    [ Ctrl + K ]   ......  clear the screen after the cursor                          *\n");
+  printf("  *    [ Ctrl + U ]   ......  clear the screen before the cursor                         *\n");
   if(community) {
-  printf("  * ---------------------------------------------------------------------------------- *\n");
-  printf("  *    You are using TDengine OSS. To experience more advanced features and receive    *\n");
-  printf("  *    professional technical support, try TDengine Enterprise or Cloud,               *\n");
-  printf("  *    learn more at https://tdengine.com                                              *\n");
+  printf("  * -----------------------------------------------------------------------------------  *\n");
+  printf("  *    You are using TDengine OSS. To experience advanced features, like backup/restore, *\n");
+  printf("  *    privilege control and more, or receive 7x24 technical support, try TDengine       *\n");
+  printf("  *    Enterprise or Free Cloud Trial. Learn more at https://tdengine.com                *\n");
   }
   printf("  **************************************************************************************\n\n");
 }
 
 // show enterprise AD
 void showAD(bool end) {
-  printf("  You are using TDengine OSS. To experience more advanced features and receive    \n");
-  printf("  professional technical support, try TDengine Enterprise or Cloud,               \n");
-  printf("  learn more at https://tdengine.com                                              \n");
+  printf("  You are using TDengine OSS. To experience advanced features, like backup/restore, \n");
+  printf("  privilege control and more, or receive 7x24 technical support, try TDengine       \n");
+  printf("  Enterprise or Free Cloud Trial. Learn more at https://tdengine.com                \n");
   printf("  \n");
 }