diff --git a/0.76b_My_PuTTY/putty.h b/0.76b_My_PuTTY/putty.h
index c8e7d96..03ae5fa 100644
--- a/0.76b_My_PuTTY/putty.h
+++ b/0.76b_My_PuTTY/putty.h
@@ -1842,6 +1842,7 @@ NORETURN void cleanup_exit(int);
         X(BOOL, NONE, no_focus_rep) /* totally disable mouse reporting */ \
 	X(INT, NONE, scrolllines) /* Options for Scroll Lines per Wheel */ \
 	X(BOOL, NONE, ssh_tunnel_print_in_title) /* print dynamic port number in window title */ \
+	X(BOOL, NONE, osc52_warn_before_cliboard_sync) /* Warn before clipboard sync */ \
 /* #endif */ \
 /* #ifdef MOD_PROXY */ \
 	X(STR, NONE, proxyselection) /* Options for proxy selection */ \
diff --git a/0.76b_My_PuTTY/settings.c b/0.76b_My_PuTTY/settings.c
index e76e498..ae89f83 100644
--- a/0.76b_My_PuTTY/settings.c
+++ b/0.76b_My_PuTTY/settings.c
@@ -949,6 +949,7 @@ void save_open_settings(settings_w *sesskey, Conf *conf)
     write_setting_b(sesskey, "NoFocusReporting", conf_get_bool(conf, CONF_no_focus_rep));
     write_setting_i(sesskey, "LinesAtAScroll", conf_get_int(conf, CONF_scrolllines));
     write_setting_b(sesskey, "SSHTunnelInTitle", conf_get_bool(conf, CONF_ssh_tunnel_print_in_title));
+    write_setting_b(sesskey, "OSC52WarnBeforeClipboardSync", conf_get_bool(conf, CONF_osc52_warn_before_cliboard_sync));
 #endif
 #ifdef MOD_PORTKNOCKING
 	write_setting_s(sesskey, "PortKnocking", conf_get_str(conf, CONF_portknockingoptions) );
@@ -1640,6 +1641,7 @@ void load_open_settings(settings_r *sesskey, Conf *conf)
     gppb(sesskey, "NoFocusReporting", true, conf, CONF_no_focus_rep);
     gppi(sesskey, "LinesAtAScroll", -1, conf, CONF_scrolllines);
     gppb(sesskey, "SSHTunnelInTitle", false, conf, CONF_ssh_tunnel_print_in_title);
+    gppb(sesskey, "OSC52WarnBeforeClipboardSync", false, conf, CONF_osc52_warn_before_cliboard_sync);
 #endif
 #ifdef MOD_PORTKNOCKING
 	gpps(sesskey, "PortKnocking", "", conf, CONF_portknockingoptions );
diff --git a/0.76b_My_PuTTY/terminal/terminal.c b/0.76b_My_PuTTY/terminal/terminal.c
index 11291c9..72ffa76 100644
--- a/0.76b_My_PuTTY/terminal/terminal.c
+++ b/0.76b_My_PuTTY/terminal/terminal.c
@@ -3861,7 +3861,7 @@ static void do_osc(Terminal *term)
               char *env_check = getenv("OSC52ALLOWED");
               int status = IDOK; // Default to IDOK
               
-              if (!env_check || strlen(env_check) == 0) {
+              if( conf_get_bool(term->conf, CONF_osc52_warn_before_cliboard_sync) && (!env_check || strlen(env_check) == 0)) {
                   status = MessageBox(NULL,
                       "Allow OSC52 clipboard sync?", "PyTTY", MB_OKCANCEL);
               }
diff --git a/0.76b_My_PuTTY/version.h b/0.76b_My_PuTTY/version.h
index bb2482d..cdb73fc 100644
--- a/0.76b_My_PuTTY/version.h
+++ b/0.76b_My_PuTTY/version.h
@@ -1,5 +1,5 @@
 #define RELEASE 0.76
 #define TEXTVER "Release 0.76"
 #define SSHVER "-Release-0.76"
-#define BINARY_VERSION 0,76,1,12
+#define BINARY_VERSION 0,76,1,13
 #define SOURCE_COMMIT "unavailable"
diff --git a/0.76b_My_PuTTY/windows/config.c b/0.76b_My_PuTTY/windows/config.c
index 1df3312..4d6a5b7 100644
--- a/0.76b_My_PuTTY/windows/config.c
+++ b/0.76b_My_PuTTY/windows/config.c
@@ -502,6 +502,10 @@ void win_setup_config_box(struct controlbox *b, HWND *hwndp, bool has_help,
 			HELPCTX(no_help),
 			conf_checkbox_handler,
 			I(CONF_ctrl_tab_switch));
+		ctrl_checkbox(s, "Warn before OSC52 clipboard sync", NO_SHORTCUT,
+		  HELPCTX(no_help),
+		  conf_checkbox_handler, I(CONF_osc52_warn_before_cliboard_sync)); 
+
 		}
 #endif
     ctrl_checkbox(s, "Full screen on Alt-Enter", 'f',
diff --git a/0.76b_My_PuTTY/windows/version_minor.txt b/0.76b_My_PuTTY/windows/version_minor.txt
index 48082f7..b1bd38b 100644
--- a/0.76b_My_PuTTY/windows/version_minor.txt
+++ b/0.76b_My_PuTTY/windows/version_minor.txt
@@ -1 +1 @@
-12
+13
diff --git a/docs/pages/KeyConfirmation.md b/docs/pages/KeyConfirmation.md
index 5abe352..8b28071 100644
--- a/docs/pages/KeyConfirmation.md
+++ b/docs/pages/KeyConfirmation.md
@@ -13,3 +13,5 @@ Then load this key into you **Kageant**.
 When the session that needs to use this key starts, and connects to **Kageant** a pop-up shows up and ask for usage confirmation:
 
 ![](../img/ex_kageant.jpg)
+
+>Thanks to [Patrick Cernko](https://people.mpi-klsb.mpg.de/~pcernko/pageant.html) for this patch.
diff --git a/docs/version.txt b/docs/version.txt
index 266307d..d559710 100644
--- a/docs/version.txt
+++ b/docs/version.txt
@@ -1 +1 @@
-0.76.1.12
\ No newline at end of file
+0.76.1.13
\ No newline at end of file
diff --git a/kitty_settings.c b/kitty_settings.c
index f7560cf..ace7a7b 100644
--- a/kitty_settings.c
+++ b/kitty_settings.c
@@ -448,6 +448,7 @@ void save_open_settings_forced(char *filename, Conf *conf) {
     write_setting_b_forced(sesskey, "NoFocusReporting", conf_get_bool(conf, CONF_no_focus_rep));
     write_setting_i_forced(sesskey, "LinesAtAScroll", conf_get_int(conf, CONF_scrolllines));
     write_setting_b_forced(sesskey, "SSHTunnelInTitle", conf_get_bool(conf, CONF_ssh_tunnel_print_in_title));
+    write_setting_b_forced(sesskey, "OSC52WarnBeforeClipboardSync", conf_get_bool(conf, CONF_osc52_warn_before_cliboard_sync));
 #endif
 #ifdef MOD_PORTKNOCKING
 	write_setting_s_forced(sesskey, "PortKnocking", conf_get_str(conf, CONF_portknockingoptions) );
@@ -1102,6 +1103,7 @@ void load_open_settings_forced(char *filename, Conf *conf) {
     gppb_forced(sesskey, "NoFocusReporting", true, conf, CONF_no_focus_rep);
     gppi_forced(sesskey, "LinesAtAScroll", 5, conf, CONF_scrolllines);
     gppb_forced(sesskey, "SSHTunnelInTitle", false, conf, CONF_ssh_tunnel_print_in_title);
+    gppb_forced(sesskey, "OSC52WarnBeforeClipboardSync", false, conf, CONF_osc52_warn_before_cliboard_sync);
 #endif
 #ifdef MOD_PORTKNOCKING
 	gpps_forced(sesskey, "PortKnocking", "", conf, CONF_portknockingoptions );