patch 8.2.0848: MS-Windows: the Windows terminal code has some flaws Commit: https://github.com/vim/vim/commit/06b7b58455f9c09be3d1c36d174ffbfdf4efcd79 Author: Bram Moolenaar <Bram@vim.org> Date: Sat May 30 17:49:25 2020 +0200 patch 8.2.0848: MS-Windows: the Windows terminal code has some flaws Problem: MS-Windows: the Windows terminal code has some flaws. Solution: Do not redraw the right edge of the screen. Remove the background color trick. Flush the screen output buffer often. (Nobuhiro Takasaki, #5546)

--- a/src/term.c
+++ b/src/term.c
@@ -2956,7 +2956,16 @@ term_rgb_color(char_u *s, guicolor_T rgb
 
     vim_snprintf(buf, MAX_COLOR_STR_LEN,
 				  (char *)s, RED(rgb), GREEN(rgb), BLUE(rgb));
-    OUT_STR(buf);
+#ifdef FEAT_VTP
+    if (use_wt())
+    {
+	out_flush();
+	buf[1] = '[';
+	vtp_printf(buf);
+    }
+    else
+#endif
+	OUT_STR(buf);
 }
 
     void