diff --git a/htdocs/core/class/doleditor.class.php b/htdocs/core/class/doleditor.class.php
index fc86d661296..f53498fafe8 100644
--- a/htdocs/core/class/doleditor.class.php
+++ b/htdocs/core/class/doleditor.class.php
@@ -157,11 +157,7 @@ class DolEditor
 					define('REQUIRE_CKEDITOR', '1');
 				}
 
-				if (!empty($conf->global->FCKEDITOR_SKIN)) {
-					$skin = $conf->global->FCKEDITOR_SKIN;
-				} else {
-					$skin = 'moono-lisa'; // default with ckeditor 4.6 : moono-lisa
-				}
+				$skin = getDolGlobalString('FCKEDITOR_SKIN', 'moono-lisa');		// default with ckeditor 4.6 : moono-lisa
 
 				$pluginstodisable = 'elementspath,save,flash,div,specialchar,anchor';
 				if (!empty($conf->dol_optimize_smallscreen)) {
diff --git a/htdocs/core/lib/doleditor.lib.php b/htdocs/core/lib/doleditor.lib.php
index fecf10f48fe..c2e1955d8de 100644
--- a/htdocs/core/lib/doleditor.lib.php
+++ b/htdocs/core/lib/doleditor.lib.php
@@ -49,12 +49,7 @@ function show_skin($fuser, $edit = 0)
 	$dirskins = array_unique($dirskins);
 	// Now dir_themes=array('/themes') or dir_themes=array('/theme','/mymodule/theme')
 
-	$selected_theme = '';
-	if (empty($conf->global->FCKEDITOR_SKIN)) {
-		$selected_theme = 'moono-lisa';
-	} else {
-		$selected_theme = $conf->global->FCKEDITOR_SKIN;
-	}
+	$selected_theme = getDolGlobalString('FCKEDITOR_SKIN', 'moono-lisa');
 
 	$colspan = 2;
 
diff --git a/htdocs/core/modules/modExport.class.php b/htdocs/core/modules/modExport.class.php
index 357e280f9f6..df996a312bf 100644
--- a/htdocs/core/modules/modExport.class.php
+++ b/htdocs/core/modules/modExport.class.php
@@ -64,6 +64,7 @@ class modExport extends DolibarrModules
 		$this->requiredby = array();
 		$this->phpmin = array(7, 0);
 		$this->phpmax = array();
+		$this->enabled_bydefault = true; // Will be enabled during install
 
 		// Constants
 		$this->const = array();
diff --git a/htdocs/core/modules/modFckeditor.class.php b/htdocs/core/modules/modFckeditor.class.php
index fa3a66c37cc..9dd3fce7fcd 100644
--- a/htdocs/core/modules/modFckeditor.class.php
+++ b/htdocs/core/modules/modFckeditor.class.php
@@ -66,6 +66,7 @@ class modFckeditor extends DolibarrModules
 		$this->disabled = in_array(constant('JS_CKEDITOR'), array('disabled', 'disabled/'));
 		$this->depends = array();
 		$this->requiredby = array('modWebsites');
+		$this->enabled_bydefault = true; // Will be enabled during install
 
 		// Constants
 		$this->const = array();
@@ -74,7 +75,6 @@ class modFckeditor extends DolibarrModules
 		$this->const[3] = array("FCKEDITOR_ENABLE_USERSIGN", "yesno", "1", "WYSIWIG for user signature");
 		$this->const[4] = array("FCKEDITOR_ENABLE_MAILING", "yesno", "1", "WYSIWIG for mass emailings");
 		$this->const[5] = array("FCKEDITOR_ENABLE_MAIL", "yesno", "1", "WYSIWIG for products details lines for all entities");
-		$this->const[6] = array("FCKEDITOR_SKIN", "string", "moono-lisa", "Skin by default for fckeditor");
 
 		// Boxes
 		$this->boxes = array();
diff --git a/htdocs/core/modules/modImport.class.php b/htdocs/core/modules/modImport.class.php
index ad0f33c8da2..63f0ca5189f 100644
--- a/htdocs/core/modules/modImport.class.php
+++ b/htdocs/core/modules/modImport.class.php
@@ -67,7 +67,7 @@ class modImport extends DolibarrModules
 		$this->phpmin = array(7, 0); // Minimum version of PHP required by module - Need auto_detect_line_endings php option to solve MAC pbs.
 		$this->phpmax = array();
 		$this->need_dolibarr_version = array(2, 7, -1); // Minimum version of Dolibarr required by module
-		$this->need_javascript_ajax = 1;
+		$this->enabled_bydefault = true; // Will be enabled during install
 
 		// Constants
 		$this->const = array();