diff --git a/htdocs/admin/ihm.php b/htdocs/admin/ihm.php
index 48362cbc5f7..3fa267ece70 100644
--- a/htdocs/admin/ihm.php
+++ b/htdocs/admin/ihm.php
@@ -58,6 +58,7 @@ if ($action == 'update')
 	dolibarr_set_const($db, "MAIN_SIZE_LISTE_LIMIT",   $_POST["main_size_liste_limit"],'chaine',0,'',$conf->entity);
 	dolibarr_set_const($db, "MAIN_DISABLE_JAVASCRIPT", $_POST["main_disable_javascript"],'chaine',0,'',$conf->entity);
 	dolibarr_set_const($db, "MAIN_USE_PREVIEW_TABS",   $_POST["main_use_preview_tabs"],'chaine',0,'',$conf->entity);
+	dolibarr_set_const($db, "MAIN_BUTTON_HIDE_UNAUTHORIZED", $_POST["MAIN_BUTTON_HIDE_UNAUTHORIZED"],'chaine',0,'',$conf->entity);
 	dolibarr_set_const($db, "MAIN_START_WEEK",         $_POST["MAIN_START_WEEK"],'chaine',0,'',$conf->entity);
 	dolibarr_set_const($db, "MAIN_SHOW_LOGO",          $_POST["MAIN_SHOW_LOGO"],'chaine',0,'',$conf->entity);
 	dolibarr_set_const($db, "MAIN_FIRSTNAME_NAME_POSITION",          $_POST["MAIN_FIRSTNAME_NAME_POSITION"],'chaine',0,'',$conf->entity);
@@ -207,6 +208,14 @@ if ($action == 'edit')	// Edit
     print '</td>';
 	print '<td width="20">&nbsp;</td>';
 	print '</tr>';
+	
+	// Hide unauthorized button
+	$var=!$var;
+	print '<tr '.$bc[$var].'><td width="35%">'.$langs->trans("ButtonHideUnauthorized").'</td><td>';
+	print $form->selectyesno('MAIN_BUTTON_HIDE_UNAUTHORIZED',isset($conf->global->MAIN_BUTTON_HIDE_UNAUTHORIZED)?$conf->global->MAIN_BUTTON_HIDE_UNAUTHORIZED:0,1);
+	print '</td>';
+	print '<td width="20">&nbsp;</td>';
+	print '</tr>';
 
     // Hide helpcenter link on login page
     $var=!$var;
@@ -357,6 +366,12 @@ else	// Show
     print '</td>';
 	print '<td width="20">&nbsp;</td>';
 	print '</tr>';
+	
+	// Hide unauthorized button
+	$var=!$var;
+	print '<tr '.$bc[$var].'><td width="35%">'.$langs->trans("ButtonHideUnauthorized").'</td><td colspan="2">';
+	print yn($conf->global->MAIN_BUTTON_HIDE_UNAUTHORIZED,1);
+	print '</td></tr>';
 
     // Link to help center
     $var=!$var;
diff --git a/htdocs/theme/amarok/style.css.php b/htdocs/theme/amarok/style.css.php
index f717370c4b9..82be342dd0d 100644
--- a/htdocs/theme/amarok/style.css.php
+++ b/htdocs/theme/amarok/style.css.php
@@ -144,6 +144,12 @@ td.formdocbutton {padding-top:6px;}
 		color-stop(0, rgba(0,0,0,.3))
 	);
 	}
+	
+<?php if (! empty($conf->global->MAIN_BUTTON_HIDE_UNAUTHORIZED)) { ?>
+.butActionRefused {
+	display: none;
+}
+<?php } ?>
 
 .tabsAction {margin-top:12px !important; text-align:center;}
 .menu_titre img{padding-bottom:2px;}
diff --git a/htdocs/theme/auguria/style.css.php b/htdocs/theme/auguria/style.css.php
index 2d4f81cf602..7566629af57 100644
--- a/htdocs/theme/auguria/style.css.php
+++ b/htdocs/theme/auguria/style.css.php
@@ -1094,6 +1094,12 @@ span.tabspan {
 	cursor: not-allowed;
 }
 
+<?php if (! empty($conf->global->MAIN_BUTTON_HIDE_UNAUTHORIZED)) { ?>
+.butActionRefused {
+	display: none;
+}
+<?php } ?>
+
 span.butAction, span.butActionDelete {
 	cursor: pointer;
 }
diff --git a/htdocs/theme/bureau2crea/style.css.php b/htdocs/theme/bureau2crea/style.css.php
index dbc5f2dd2b4..6183a246a83 100644
--- a/htdocs/theme/bureau2crea/style.css.php
+++ b/htdocs/theme/bureau2crea/style.css.php
@@ -1257,6 +1257,12 @@ span.tabspan {
 	cursor: not-allowed;
 }
 
+<?php if (! empty($conf->global->MAIN_BUTTON_HIDE_UNAUTHORIZED)) { ?>
+.butActionRefused {
+	display: none;
+}
+<?php } ?>
+
 span.butAction, span.butActionDelete {
 	cursor: pointer;
 }
diff --git a/htdocs/theme/cameleo/style.css.php b/htdocs/theme/cameleo/style.css.php
index 969588eeb92..a63f1e04636 100644
--- a/htdocs/theme/cameleo/style.css.php
+++ b/htdocs/theme/cameleo/style.css.php
@@ -1230,6 +1230,12 @@ span.tabspan {
 	color: #666;
 }
 
+<?php if (! empty($conf->global->MAIN_BUTTON_HIDE_UNAUTHORIZED)) { ?>
+.butActionRefused {
+	display: none;
+}
+<?php } ?>
+
 span.butAction, span.butActionDelete {
 	cursor: pointer;
 }
diff --git a/htdocs/theme/eldy/style.css.php b/htdocs/theme/eldy/style.css.php
index f87802ecbd2..4477acd75fa 100644
--- a/htdocs/theme/eldy/style.css.php
+++ b/htdocs/theme/eldy/style.css.php
@@ -1368,6 +1368,12 @@ span.tabspan {
     box-shadow: 4px 4px 4px #CCC;
 }
 
+<?php if (! empty($conf->global->MAIN_BUTTON_HIDE_UNAUTHORIZED)) { ?>
+.butActionRefused {
+	display: none;
+}
+<?php } ?>
+
 span.butAction, span.butActionDelete {
 	cursor: pointer;
 }