diff --git a/src/Home/Telnet/Telnet.ZC b/src/Home/Telnet/Telnet.ZC
index 6853da50..6e3b98dd 100644
--- a/src/Home/Telnet/Telnet.ZC
+++ b/src/Home/Telnet/Telnet.ZC
@@ -19,8 +19,9 @@ Cd(__DIR__);;
 #include "TelnetHelpers"
 
 // If you're using a custom palette, the colors might not seem right.
-// PaletteSet("DarkTemple");
+CBGR24 original_palette[COLORS_NUM];
 Bool dark_mode = FALSE;
+Bool original_colors = FALSE;
 Bool force_disconnect = FALSE;
 
 I64 TelnetOpen(U8 *host, U16 port) {
@@ -649,6 +650,8 @@ U0 Telnet(U8 *host=NULL, U16 port=TELNET_PORT) {
   term.waiting_for_input = TRUE;
   term.sock_ready = 0;
   I64 art_path = "Art/TelnetSplash.ans";
+  I64 message_code, arg1, arg2;
+  GrPaletteGet(original_palette);
 
   SettingsPush;
   MenuPush(
@@ -737,6 +740,7 @@ init_connection:
 	{
     while (!force_disconnect) {
       U8 key = KeyGet(&sc);
+      // fix the bug of holding Ctrl triggers all the CH_CTRL, needs to be handled like in Demo/Graphics/FontEd.ZC:104
       switch (key)
       {
         case 0:
@@ -820,11 +824,11 @@ init_connection:
           dark_mode = !dark_mode;
           if (dark_mode) Fs->text_attr = WHITE << 4 + BLACK;
           else Fs->text_attr = BLACK << 4 + WHITE;
-          DocRecalc(doc);
-          DocRecalc(term.doc);
           break;
         case CH_CTRLT:
-          PaletteSet("DarkTemple");
+          original_colors = !original_colors;
+          if (original_colors) = GrPaletteSetStd;
+          else GrPaletteSet(original_palette);
           break;
         case CH_CTRLL:
           PopUpOk("\n\n Not all BBS will work perfectly (yet). \n\n You can load ANSi artwork with Ctrl+O","\n\n\n\t\tMade by y4my4m\n\n");