diff --git a/bootstrap/app.php b/bootstrap/app.php
index e1cbf9613..0a03bfd24 100644
--- a/bootstrap/app.php
+++ b/bootstrap/app.php
@@ -8,6 +8,7 @@ use Illuminate\Foundation\Exceptions\Handler;
 use Illuminate\Foundation\Http\Kernel as Kernel3;
 use Monolog\Formatter\LineFormatter;
 use Monolog\Handler\RotatingFileHandler;
+use ProcessMaker\Core\System;
 
 /*
 |--------------------------------------------------------------------------
@@ -50,6 +51,8 @@ $app->singleton(
     Handler::class
 );
 
+$app->useStoragePath(System::getPathsInstalled()->pathData);
+
 /*
 |--------------------------------------------------------------------------
 | Return The Application
diff --git a/config/customMimeTypes.php b/config/customMimeTypes.php
index e3ec006b8..f5c17aa8c 100644
--- a/config/customMimeTypes.php
+++ b/config/customMimeTypes.php
@@ -84,7 +84,7 @@ return [
     'crl' => 'application/pkix-crl',
     'crt' => 'application/x-x509-user-cert',
     'csh' => 'text/x-script.csh',
-    'css' => 'text/css',
+    'css' => ['text/css', 'text/plain'],
     'cst' => 'application/x-director',
     'cxt' => 'application/x-director',
     'cxx' => ['text/x-c', 'text/plain'],
@@ -220,7 +220,7 @@ return [
     'jpgm' => 'video/jpm',
     'jpm' => 'video/jpm',
     'jps' => 'image/x-jps',
-    'js' => 'text/ecmascript',
+    'js' => ['text/ecmascript', 'text/plain'],
     'json' => ['text/plain', 'text/json', 'text/javascript'],
     'jsonp' => 'application/javascript',
     'jut' => 'image/jutvision',
diff --git a/workflow/engine/config/schema.xml b/workflow/engine/config/schema.xml
index 5e1d5981e..a9b23a22b 100644
--- a/workflow/engine/config/schema.xml
+++ b/workflow/engine/config/schema.xml
@@ -328,6 +328,10 @@
             <index-column name="DOC_VERSION"/>
             <index-column name="APP_DOC_TYPE"/>
         </index>
+        <index name="indexFolderUidDocStatus">
+            <index-column name="FOLDER_UID"/>
+            <index-column name="APP_DOC_STATUS"/>
+        </index>
     </table>
     <table name="APP_MESSAGE" idMethod="native">
         <vendor type="mysql">
@@ -1310,6 +1314,16 @@
             <rule name="validValues" value="DYNAFORM|INPUT_DOCUMENT|MESSAGE|OUTPUT_DOCUMENT|EXTERNAL"
                   message="Please select a valid value for STEP_TYPE_OBJ."/>
         </validator>
+        <index name="indexTasUidTypeUidObj">
+            <index-column name="TAS_UID"/>
+            <index-column name="STEP_TYPE_OBJ"/>
+            <index-column name="STEP_UID_OBJ"/>
+        </index>
+        <index name="indexProUidTasUidPosition">
+            <index-column name="PRO_UID"/>
+            <index-column name="TAS_UID"/>
+            <index-column name="STEP_POSITION"/>
+        </index>
     </table>
     <table name="STEP_TRIGGER">
         <vendor type="mysql">
@@ -1559,6 +1573,10 @@
             <rule name="validValues" value="NORMAL|FAST|AUTOMATIC"
                   message="Please select a valid value for TAS_DERIVATION."/>
         </validator>
+        <index name="indexAssgTypeGrpVar">
+            <index-column name="TAS_ASSIGN_TYPE"/>
+            <index-column name="TAS_GROUP_VARIABLE"/>
+        </index>
     </table>
     <table name="TASK_USER">
         <vendor type="mysql">
@@ -1603,6 +1621,10 @@
             <rule name="validValues" value="1|2" message="Please select a valid relation."/>
             <rule name="required" message="Relation is required."/>
         </validator>
+        <index name="indexUsrUidType">
+            <index-column name="USR_UID"/>
+            <index-column name="TU_TYPE"/>
+        </index>
     </table>
     <table name="TRANSLATION">
         <vendor type="mysql">
diff --git a/workflow/engine/data/mysql/schema.sql b/workflow/engine/data/mysql/schema.sql
index 75a53edcd..0d2445581 100644
--- a/workflow/engine/data/mysql/schema.sql
+++ b/workflow/engine/data/mysql/schema.sql
@@ -136,7 +136,8 @@ CREATE TABLE `APP_DOCUMENT`
 	PRIMARY KEY (`APP_DOC_UID`,`DOC_VERSION`),
 	KEY `indexAppDocument`(`FOLDER_UID`, `APP_DOC_UID`),
 	KEY `indexAppUid`(`APP_UID`),
-	KEY `indexAppUidDocUidDocVersionDocType`(`APP_UID`, `DOC_UID`, `DOC_VERSION`, `APP_DOC_TYPE`)
+	KEY `indexAppUidDocUidDocVersionDocType`(`APP_UID`, `DOC_UID`, `DOC_VERSION`, `APP_DOC_TYPE`),
+	KEY `indexFolderUidDocStatus`(`FOLDER_UID`, `APP_DOC_STATUS`)
 )ENGINE=InnoDB  DEFAULT CHARSET='utf8' COMMENT='Documents in an Application';
 #-----------------------------------------------------------------------------
 #-- APP_MESSAGE
@@ -619,7 +620,9 @@ CREATE TABLE `STEP`
 	`STEP_CONDITION` MEDIUMTEXT  NOT NULL,
 	`STEP_POSITION` INTEGER default 0 NOT NULL,
 	`STEP_MODE` VARCHAR(10) default 'EDIT',
-	PRIMARY KEY (`STEP_UID`)
+	PRIMARY KEY (`STEP_UID`),
+	KEY `indexTasUidTypeUidObj`(`TAS_UID`, `STEP_TYPE_OBJ`, `STEP_UID_OBJ`),
+	KEY `indexProUidTasUidPosition`(`PRO_UID`, `TAS_UID`, `STEP_POSITION`)
 )ENGINE=InnoDB  DEFAULT CHARSET='utf8';
 #-----------------------------------------------------------------------------
 #-- STEP_TRIGGER
@@ -735,7 +738,8 @@ CREATE TABLE `TASK`
 	`TAS_RECEIVE_MESSAGE` MEDIUMTEXT,
 	PRIMARY KEY (`TAS_UID`),
 	UNIQUE KEY `INDEX_TAS_ID` (`TAS_ID`),
-	KEY `indexTasUid`(`TAS_UID`)
+	KEY `indexTasUid`(`TAS_UID`),
+	KEY `indexAssgTypeGrpVar`(`TAS_ASSIGN_TYPE`, `TAS_GROUP_VARIABLE`)
 )ENGINE=InnoDB  DEFAULT CHARSET='utf8' COMMENT='Task of workflow';
 #-----------------------------------------------------------------------------
 #-- TASK_USER
@@ -752,7 +756,8 @@ CREATE TABLE `TASK_USER`
 	`TU_TYPE` INTEGER default 1 NOT NULL,
 	`TU_RELATION` INTEGER default 0 NOT NULL,
 	`ASSIGNED_ID` INTEGER default 0,
-	PRIMARY KEY (`TAS_UID`,`USR_UID`,`TU_TYPE`,`TU_RELATION`)
+	PRIMARY KEY (`TAS_UID`,`USR_UID`,`TU_TYPE`,`TU_RELATION`),
+	KEY `indexUsrUidType`(`USR_UID`, `TU_TYPE`)
 )ENGINE=InnoDB  DEFAULT CHARSET='utf8';
 #-----------------------------------------------------------------------------
 #-- TRANSLATION
diff --git a/workflow/engine/src/ProcessMaker/Core/System.php b/workflow/engine/src/ProcessMaker/Core/System.php
index 1269689cb..c7763420d 100644
--- a/workflow/engine/src/ProcessMaker/Core/System.php
+++ b/workflow/engine/src/ProcessMaker/Core/System.php
@@ -1656,5 +1656,30 @@ class System
         app()->make(Kernel::class)->bootstrap();
         restore_error_handler();
     }
+
+    /**
+     * If the installation file exists it returns the defined values.
+     * @return object
+     */
+    public static function getPathsInstalled()
+    {
+        //default values
+        $result = [
+            'pathData' => getcwd() . '/shared',
+            'pathCompiled' => getcwd() . '/shared/compiled',
+        ];
+
+        $pathsInstalled = getcwd() . "/workflow/engine/config/paths_installed.php";
+        if (file_exists($pathsInstalled)) {
+            $script = "require_once '{$pathsInstalled}';"
+                    . "return ["
+                    . "'pathData' => PATH_DATA,"
+                    . "'pathCompiled' => PATH_C,"
+                    . "'hashInstallation' => HASH_INSTALLATION,"
+                    . "'systemHash' => SYSTEM_HASH,"
+                    . "];";
+            $result = eval($script);
+        }
+        return (object) $result;
+    }
 }
-// end System class