diff --git a/.travis/install-dependencies.sh b/.travis/install-dependencies.sh
index 258b8e7884..9e74009341 100755
--- a/.travis/install-dependencies.sh
+++ b/.travis/install-dependencies.sh
@@ -4,6 +4,9 @@
 set -ev
 
 # Install chomedriver
-curl -s -L -o chromedriver_linux64.zip https://chromedriver.storage.googleapis.com/84.0.4147.30/chromedriver_linux64.zip \
+CHROME_MAIN_VERSION=`google-chrome-stable --version | sed -E 's/(^Google Chrome |\.[0-9]+ )//g'`
+CHROMEDRIVER_VERSION=`curl -s "https://chromedriver.storage.googleapis.com/LATEST_RELEASE_$CHROME_MAIN_VERSION"`
+
+curl "https://chromedriver.storage.googleapis.com/${CHROMEDRIVER_VERSION}/chromedriver_linux64.zip" -O \
     && unzip -o -d $HOME chromedriver_linux64.zip \
 	&& chmod +x $HOME/chromedriver
diff --git a/CHANGELOG_DEV.md b/CHANGELOG_DEV.md
index cef7e5a55b..f5732e4338 100644
--- a/CHANGELOG_DEV.md
+++ b/CHANGELOG_DEV.md
@@ -19,6 +19,7 @@ HumHub Changelog
 - Enh #4378: Implemented generic ContentContainerActiveRecord::is() function
 - Enh #4310: Add "Can Like" Permission 
 - Fix #4111: Issues Cropping Images
+- Enh #4283: Implemented UserMemberSince and UserLastLogin user's profile virtual fields 
 - Fix #4385: Tour broken when profile start page is changed
 - Enh #3882: Rework of wall stream entry widget design and API
 - Enh #3882: Introduction of alternative `WallStreamModuleEntry` widget for collaborative content types
@@ -37,6 +38,7 @@ HumHub Changelog
 - Fix #3566: Bug in models/filetype/CheckboxList.php
 - Enh #4401: Allow to use less variable name in value of another less variable
 - Fix #4434: Fix title quoting for space icons in widget “Member in these spaces”
+- Fix #4428: Replace db Expression time now with func date('Y-m-d G:i:s')
 - Enh #4370: Add "summary" to `Space` model
 - Enh #4370: Add `humhub\modules\space\widgets\MyMembership` to manage render user state in a space
 - Enh #4370: Add `humhub\modules\space\widgets\AboutPageSidebar` to manage about page sidebar
diff --git a/protected/humhub/components/ActiveRecord.php b/protected/humhub/components/ActiveRecord.php
index 9838d6001e..6b20c3198e 100644
--- a/protected/humhub/components/ActiveRecord.php
+++ b/protected/humhub/components/ActiveRecord.php
@@ -36,7 +36,7 @@ class ActiveRecord extends \yii\db\ActiveRecord implements \Serializable
     {
         if ($insert) {
             if ($this->hasAttribute('created_at') && $this->created_at == "") {
-                $this->created_at = new \yii\db\Expression('NOW()');
+                $this->created_at = date('Y-m-d G:i:s');
             }
 
             if (isset(Yii::$app->user) && $this->hasAttribute('created_by') && $this->created_by == "") {
@@ -45,7 +45,7 @@ class ActiveRecord extends \yii\db\ActiveRecord implements \Serializable
         }
 
         if ($this->hasAttribute('updated_at')) {
-            $this->updated_at = new \yii\db\Expression('NOW()');
+            $this->updated_at = date('Y-m-d G:i:s');
         }
         if (isset(Yii::$app->user) && $this->hasAttribute('updated_by')) {
             $this->updated_by = Yii::$app->user->id;
diff --git a/protected/humhub/modules/content/models/Content.php b/protected/humhub/modules/content/models/Content.php
index 0867d722ba..b0613a1782 100644
--- a/protected/humhub/modules/content/models/Content.php
+++ b/protected/humhub/modules/content/models/Content.php
@@ -206,7 +206,7 @@ class Content extends ActiveRecord implements Movable, ContentOwner
             }
         }
 
-        $this->stream_sort_date = new \yii\db\Expression('NOW()');
+        $this->stream_sort_date = date('Y-m-d G:i:s');
 
         if ($this->created_by == "") {
             throw new Exception("Could not save content without created_by!");
@@ -853,7 +853,7 @@ class Content extends ActiveRecord implements Movable, ContentOwner
      */
     public function updateStreamSortTime()
     {
-        $this->updateAttributes(['stream_sort_date' => new \yii\db\Expression('NOW()')]);
+        $this->updateAttributes(['stream_sort_date' => date('Y-m-d G:i:s')]);
     }
 
     /**
diff --git a/protected/humhub/modules/content/widgets/WallEntryControls.php b/protected/humhub/modules/content/widgets/WallEntryControls.php
index 5ab9e3b936..22d6117066 100644
--- a/protected/humhub/modules/content/widgets/WallEntryControls.php
+++ b/protected/humhub/modules/content/widgets/WallEntryControls.php
@@ -47,7 +47,10 @@ class WallEntryControls extends Menu
     {
         if(!$this->renderOptions && $this->wallEntryWidget instanceof WallStreamEntryWidget) {
             $this->renderOptions = $this->wallEntryWidget->renderOptions;
+        } else if(!$this->renderOptions) {
+            $this->renderOptions = new WallStreamEntryOptions();
         }
+
         parent::init();
     }
 
diff --git a/protected/humhub/modules/space/models/Membership.php b/protected/humhub/modules/space/models/Membership.php
index 6dcf183385..2a7a49f797 100644
--- a/protected/humhub/modules/space/models/Membership.php
+++ b/protected/humhub/modules/space/models/Membership.php
@@ -146,7 +146,7 @@ class Membership extends ActiveRecord
      */
     public function updateLastVisit()
     {
-        $this->last_visit = new \yii\db\Expression('NOW()');
+        $this->last_visit = date('Y-m-d G:i:s');
         $this->update(false, ['last_visit']);
     }
 
diff --git a/protected/humhub/modules/stream/actions/LegacyStreamTrait.php b/protected/humhub/modules/stream/actions/LegacyStreamTrait.php
index f6e4038e81..9e939276e4 100644
--- a/protected/humhub/modules/stream/actions/LegacyStreamTrait.php
+++ b/protected/humhub/modules/stream/actions/LegacyStreamTrait.php
@@ -6,6 +6,7 @@ namespace humhub\modules\stream\actions;
 
 use humhub\modules\content\components\ContentActiveRecord;
 use humhub\modules\content\models\Content;
+use humhub\modules\content\widgets\stream\StreamEntryWidget;
 use humhub\modules\content\widgets\stream\WallStreamEntryWidget;
 use Yii;
 use yii\base\Exception;
@@ -115,7 +116,8 @@ trait LegacyStreamTrait
 
 
         if(is_subclass_of($record->wallEntryClass, WallStreamEntryWidget::class, true)) {
-            return $record->getWallOut($options);
+            // This was added just in case we somehow run this with a new wall entry widget
+            return StreamEntryWidget::renderStreamEntry($record);
         }
 
         return static::renderLegacyWallEntry( $record, $options, $partial);
diff --git a/protected/humhub/modules/user/components/User.php b/protected/humhub/modules/user/components/User.php
index 253655f8a4..57dc6f137f 100644
--- a/protected/humhub/modules/user/components/User.php
+++ b/protected/humhub/modules/user/components/User.php
@@ -15,7 +15,6 @@ use humhub\modules\user\events\UserEvent;
 use humhub\modules\user\helpers\AuthHelper;
 use Yii;
 use yii\authclient\ClientInterface;
-use yii\db\Expression;
 
 /**
  * Description of User
@@ -198,7 +197,7 @@ class User extends \yii\web\User
      */
     public function afterLogin($identity, $cookieBased, $duration)
     {
-        $identity->updateAttributes(['last_login' => new Expression('NOW()')]);
+        $identity->updateAttributes(['last_login' => date('Y-m-d G:i:s')]);
 
         parent::afterLogin($identity, $cookieBased, $duration);
     }
diff --git a/protected/humhub/modules/user/controllers/RegistrationController.php b/protected/humhub/modules/user/controllers/RegistrationController.php
index dded7859ec..933a326543 100644
--- a/protected/humhub/modules/user/controllers/RegistrationController.php
+++ b/protected/humhub/modules/user/controllers/RegistrationController.php
@@ -84,7 +84,7 @@ class RegistrationController extends Controller
             // Autologin when user is enabled (no approval required)
             if ($registration->getUser()->status === User::STATUS_ENABLED) {
                 Yii::$app->user->switchIdentity($registration->models['User']);
-                $registration->models['User']->updateAttributes(['last_login' => new \yii\db\Expression('NOW()')]);
+                $registration->models['User']->updateAttributes(['last_login' => date('Y-m-d G:i:s')]);
                 if (Yii::$app->request->getIsAjax()) {
                     return $this->htmlRedirect(Yii::$app->user->returnUrl);
                 }
diff --git a/protected/humhub/modules/user/migrations/m140303_125031_password.php b/protected/humhub/modules/user/migrations/m140303_125031_password.php
index 258f3dfcee..f9f6c463a9 100644
--- a/protected/humhub/modules/user/migrations/m140303_125031_password.php
+++ b/protected/humhub/modules/user/migrations/m140303_125031_password.php
@@ -31,7 +31,7 @@ class m140303_125031_password extends Migration
                 ->all();
         foreach ($rows as $row) {
             $password = str_replace('___enc___', '', $row['password']);
-            $this->update('user_password', ['user_id' => $row['id'], 'password' => $password, 'algorithm' => $algorithm, 'salt' => Yii::$app->settings->get('secret'), 'created_at' => new \yii\db\Expression('NOW()')]);
+            $this->update('user_password', ['user_id' => $row['id'], 'password' => $password, 'algorithm' => $algorithm, 'salt' => Yii::$app->settings->get('secret'), 'created_at' => date('Y-m-d G:i:s')]);
         }
         $this->dropColumn('user', 'password');
     }
diff --git a/protected/humhub/modules/user/migrations/m160229_162959_multiusergroups.php b/protected/humhub/modules/user/migrations/m160229_162959_multiusergroups.php
index 558bb1592f..e3d902aaa2 100644
--- a/protected/humhub/modules/user/migrations/m160229_162959_multiusergroups.php
+++ b/protected/humhub/modules/user/migrations/m160229_162959_multiusergroups.php
@@ -2,7 +2,6 @@
 
 use yii\db\Schema;
 use yii\db\Query;
-use yii\db\Expression;
 use humhub\components\Migration;
 
 class m160229_162959_multiusergroups extends Migration
@@ -41,7 +40,7 @@ class m160229_162959_multiusergroups extends Migration
             'is_admin_group' => '1',
             'show_at_registration' => '0',
             'show_at_directory' => '0',
-            'created_at' => new Expression('NOW()')
+            'created_at' => date('Y-m-d G:i:s')
         ]);
 
         // Determine administration group id
diff --git a/protected/humhub/modules/user/models/Group.php b/protected/humhub/modules/user/models/Group.php
index dc92547ba2..4b532c9c58 100644
--- a/protected/humhub/modules/user/models/Group.php
+++ b/protected/humhub/modules/user/models/Group.php
@@ -220,11 +220,12 @@ class Group extends ActiveRecord
      * @param User $user user id or user model
      * @param bool $isManager mark as group manager
      * @throws \yii\base\InvalidConfigException
+     * @return bool true - on success adding user, false - if already member or cannot be added by some reason
      */
     public function addUser($user, $isManager = false)
     {
         if ($this->isMember($user)) {
-            return;
+            return false;
         }
 
         $userId = ($user instanceof User) ? $user->id : $user;
@@ -232,7 +233,7 @@ class Group extends ActiveRecord
         $newGroupUser = new GroupUser();
         $newGroupUser->user_id = $userId;
         $newGroupUser->group_id = $this->id;
-        $newGroupUser->created_at = new \yii\db\Expression('NOW()');
+        $newGroupUser->created_at = date('Y-m-d G:i:s');
         $newGroupUser->created_by = Yii::$app->user->id;
         $newGroupUser->is_group_manager = $isManager;
         if ($newGroupUser->save() && !Yii::$app->user->isGuest) {
@@ -240,7 +241,10 @@ class Group extends ActiveRecord
                 ->about($this)
                 ->from(Yii::$app->user->identity)
                 ->send(User::findOne(['id' => $userId]));
+            return true;
         }
+
+        return false;
     }
 
     /**
diff --git a/protected/humhub/modules/user/models/Password.php b/protected/humhub/modules/user/models/Password.php
index e83b9c5f4b..c168097e77 100644
--- a/protected/humhub/modules/user/models/Password.php
+++ b/protected/humhub/modules/user/models/Password.php
@@ -12,7 +12,6 @@ use Yii;
 use yii\base\ErrorException;
 use yii\db\ActiveRecord;
 use yii\base\Exception;
-use yii\db\Expression;
 use humhub\libs\UUID;
 use humhub\modules\user\components\CheckPasswordValidator;
 
@@ -55,7 +54,7 @@ class Password extends ActiveRecord
 
     public function beforeSave($insert)
     {
-        $this->created_at = new Expression('NOW()');
+        $this->created_at = date('Y-m-d G:i:s');
 
         return parent::beforeSave($insert);
     }
diff --git a/protected/humhub/modules/user/models/fieldtype/BaseType.php b/protected/humhub/modules/user/models/fieldtype/BaseType.php
index dd730bb0c6..07b526815b 100644
--- a/protected/humhub/modules/user/models/fieldtype/BaseType.php
+++ b/protected/humhub/modules/user/models/fieldtype/BaseType.php
@@ -86,6 +86,8 @@ class BaseType extends Model
             CheckboxList::class => Yii::t('UserModule.profile', 'Checkbox List'),
             UserEmail::class => Yii::t('UserModule.profile', 'E-mail address of the user'),
             UserName::class => Yii::t('UserModule.profile', 'Username'),
+            UserMemberSince::class => Yii::t('UserModule.profile', 'Creation date of the user'),
+            UserLastLogin::class => Yii::t('UserModule.profile', 'Last login date of the user'),
         ], $this->fieldTypes);
 
         return $fieldTypes;
diff --git a/protected/humhub/modules/user/models/fieldtype/UserLastLogin.php b/protected/humhub/modules/user/models/fieldtype/UserLastLogin.php
new file mode 100644
index 0000000000..ce0a873ae5
--- /dev/null
+++ b/protected/humhub/modules/user/models/fieldtype/UserLastLogin.php
@@ -0,0 +1,35 @@
+<?php
+
+/**
+ * @link https://www.humhub.org/
+ * @copyright Copyright (c) 2020 HumHub GmbH & Co. KG
+ * @license https://www.humhub.com/licences
+ */
+
+namespace humhub\modules\user\models\fieldtype;
+
+use humhub\libs\Html;
+use Yii;
+
+/**
+ * UserLastLogin is a virtual profile field
+ * that displays the user last login dati
+ *
+ * @since 1.6
+ */
+class UserLastLogin extends BaseTypeVirtual
+{
+
+    /**
+     * @inheritDoc
+     * @throws \yii\base\InvalidConfigException
+     */
+    public function getVirtualUserValue($user, $raw = true)
+    {
+        if (empty($user->last_login)) {
+            return '-';
+        }
+
+        return Yii::$app->formatter->asDate($user->last_login,'long');
+    }
+}
diff --git a/protected/humhub/modules/user/models/fieldtype/UserMemberSince.php b/protected/humhub/modules/user/models/fieldtype/UserMemberSince.php
new file mode 100644
index 0000000000..1d7a1596ee
--- /dev/null
+++ b/protected/humhub/modules/user/models/fieldtype/UserMemberSince.php
@@ -0,0 +1,34 @@
+<?php
+
+/**
+ * @link https://www.humhub.org/
+ * @copyright Copyright (c) 2020 HumHub GmbH & Co. KG
+ * @license https://www.humhub.com/licences
+ */
+
+namespace humhub\modules\user\models\fieldtype;
+
+use humhub\libs\Html;
+use Yii;
+
+/**
+ * UserMemberSince is a virtual profile field
+ * that displays the user member since information
+ *
+ * @since 1.6
+ */
+class UserMemberSince extends BaseTypeVirtual
+{
+
+    /**
+     * @inheritDoc
+     */
+    public function getVirtualUserValue($user, $raw = true)
+    {
+        if (empty($user->created_at)) {
+            return '';
+        }
+
+        return Yii::$app->formatter->asDate($user->created_at,'long');
+    }
+}