diff --git a/INSTALL/grub/grub.cfg b/INSTALL/grub/grub.cfg
index e867f8aa..0c31dda4 100644
--- a/INSTALL/grub/grub.cfg
+++ b/INSTALL/grub/grub.cfg
@@ -33,6 +33,15 @@ function ventoy_debug_pause {
     fi
 }
 
+
+function ventoy_max_resolution {
+    vt_enum_video_mode
+    vt_get_video_mode 0 vtCurMode
+    terminal_output console
+    set gfxmode=$vtCurMode
+    terminal_output gfxterm
+}
+
 function ventoy_cli_console {
     if [ -z "$vtoy_display_mode" ]; then
         terminal_output  console
@@ -631,7 +640,7 @@ function uefi_windows_menu_func {
 
     if [ -n "$vtoy_chain_mem_addr" ]; then
         ventoy_acpi_param ${vtoy_chain_mem_addr} 2048
-        ventoy_cli_console
+        ventoy_max_resolution
         chainloader ${vtoy_path}/ventoy_${VTOY_EFI_ARCH}.efi  env_param=${env_param} isoefi=${LoadIsoEfiDriver} iso_${ventoy_fs_probe} ${vtdebug_flag} mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
         boot
     else