diff --git a/apps/setup_2fa.php b/apps/setup_2fa.php
index 74882de..7b66329 100644
--- a/apps/setup_2fa.php
+++ b/apps/setup_2fa.php
@@ -7,6 +7,7 @@
 dieifnotloggedin();
 
 use OTPHP\Factory;
+use Endroid\QrCode\ErrorCorrectionLevel;
 use Endroid\QrCode\QrCode;
 
 // extra login utils
@@ -24,9 +25,10 @@ if (userHasTOTP($_SESSION['username'])) {
     $label = SYSTEM_NAME . ":" . is_null($userdata['email']) ? $userdata['realname'] : $userdata['email'];
     $issuer = SYSTEM_NAME;
     $qrCode = new QrCode($codeuri);
-    $qrCode->setSize(200);
-    $qrCode->setErrorCorrection("H");
-    $qrcode = $qrCode->getDataUri();
+    $qrCode->setWriterByName('svg');
+    $qrCode->setSize(550);
+    $qrCode->setErrorCorrectionLevel(ErrorCorrectionLevel::HIGH);
+    $qrcode = $qrCode->writeDataUri();
     $totp = Factory::loadFromProvisioningUri($codeuri);
     $codesecret = $totp->getSecret();
     $chunk_secret = trim(chunk_split($codesecret, 4, ' '));
diff --git a/apps/sync_mobile.php b/apps/sync_mobile.php
index 04b57cb..4e9867c 100644
--- a/apps/sync_mobile.php
+++ b/apps/sync_mobile.php
@@ -6,6 +6,7 @@
 
 dieifnotloggedin();
 
+use Endroid\QrCode\ErrorCorrectionLevel;
 use Endroid\QrCode\QrCode;
 
 if (MOBILE_ENABLED) {
@@ -47,9 +48,10 @@ if (MOBILE_ENABLED) {
         $encodedurl = str_replace("/", "\\", $url);
         $codeuri = "bizsync://" . $encodedurl . "/" . $_SESSION['username'] . "/" . $code;
         $qrCode = new QrCode($codeuri);
-        $qrCode->setSize(200);
-        $qrCode->setErrorCorrection("H");
-        $qrcode = $qrCode->getDataUri();
+        $qrCode->setWriterByName('svg');
+        $qrCode->setSize(550);
+        $qrCode->setErrorCorrectionLevel(ErrorCorrectionLevel::HIGH);
+        $qrcode = $qrCode->writeDataUri();
         $chunk_code = trim(chunk_split($code, 5, ' '));
         $lang_done = lang("done adding sync code", false);
         $APPS["sync_mobile"]["content"] = '<div class="alert alert-info"><i class="fa fa-info-circle"></i> '
diff --git a/composer.json b/composer.json
index fcbedca..8e5ce8b 100644
--- a/composer.json
+++ b/composer.json
@@ -3,9 +3,9 @@
     "description": "Single-sign-on system and dashboard for Netsyms Business Apps",
     "type": "project",
     "require": {
-        "catfan/medoo": "^1.2",
+        "catfan/medoo": "^1.5",
         "spomky-labs/otphp": "^8.3",
-        "endroid/qrcode": "^1.9",
+        "endroid/qr-code": "^3.2",
         "ldaptools/ldaptools": "^0.24.0",
         "guzzlehttp/guzzle": "^6.2",
         "phpmailer/phpmailer": "^5.2",
diff --git a/composer.lock b/composer.lock
index ef5c039..e6d8b5a 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,21 +4,67 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "4a910fad7c8983cdfa5ec4195ab35357",
-    "content-hash": "79bc6f74e009aaacddb13903f6b88bed",
+    "hash": "872ba5f8bcf571aca66346a439e5b40d",
+    "content-hash": "49c0c56036b215998ff212564e9c2fd3",
     "packages": [
+        {
+            "name": "bacon/bacon-qr-code",
+            "version": "1.0.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Bacon/BaconQrCode.git",
+                "reference": "5a91b62b9d37cee635bbf8d553f4546057250bee"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Bacon/BaconQrCode/zipball/5a91b62b9d37cee635bbf8d553f4546057250bee",
+                "reference": "5a91b62b9d37cee635bbf8d553f4546057250bee",
+                "shasum": ""
+            },
+            "require": {
+                "ext-iconv": "*",
+                "php": "^5.4|^7.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4.8"
+            },
+            "suggest": {
+                "ext-gd": "to generate QR code images"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-0": {
+                    "BaconQrCode": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-2-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Ben Scholzen 'DASPRiD'",
+                    "email": "mail@dasprids.de",
+                    "homepage": "http://www.dasprids.de",
+                    "role": "Developer"
+                }
+            ],
+            "description": "BaconQrCode is a QR code generator for PHP.",
+            "homepage": "https://github.com/Bacon/BaconQrCode",
+            "time": "2017-10-17 09:59:25"
+        },
         {
             "name": "beberlei/assert",
-            "version": "v2.8.1",
+            "version": "v2.9.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/beberlei/assert.git",
-                "reference": "fd8dc8f6de4645ccf4d1a0b38a6b8fdaf2e8b337"
+                "reference": "7c24bedba95c600bba7b6021185a7d7fa2deb961"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/beberlei/assert/zipball/fd8dc8f6de4645ccf4d1a0b38a6b8fdaf2e8b337",
-                "reference": "fd8dc8f6de4645ccf4d1a0b38a6b8fdaf2e8b337",
+                "url": "https://api.github.com/repos/beberlei/assert/zipball/7c24bedba95c600bba7b6021185a7d7fa2deb961",
+                "reference": "7c24bedba95c600bba7b6021185a7d7fa2deb961",
                 "shasum": ""
             },
             "require": {
@@ -60,20 +106,20 @@
                 "assertion",
                 "validation"
             ],
-            "time": "2017-11-30 13:25:15"
+            "time": "2018-04-09 14:40:28"
         },
         {
             "name": "catfan/medoo",
-            "version": "v1.5.3",
+            "version": "v1.5.6",
             "source": {
                 "type": "git",
                 "url": "https://github.com/catfan/Medoo.git",
-                "reference": "1aa25a4001e0cfb739ba2996f00f4a3d2a7fdf07"
+                "reference": "f77a93f72864e892c99d1033b8733e5da8fb0b3b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/catfan/Medoo/zipball/1aa25a4001e0cfb739ba2996f00f4a3d2a7fdf07",
-                "reference": "1aa25a4001e0cfb739ba2996f00f4a3d2a7fdf07",
+                "url": "https://api.github.com/repos/catfan/Medoo/zipball/f77a93f72864e892c99d1033b8733e5da8fb0b3b",
+                "reference": "f77a93f72864e892c99d1033b8733e5da8fb0b3b",
                 "shasum": ""
             },
             "require": {
@@ -119,7 +165,7 @@
                 "sql",
                 "sqlite"
             ],
-            "time": "2017-12-25 17:02:41"
+            "time": "2018-03-26 17:54:24"
         },
         {
             "name": "christian-riesen/base32",
@@ -176,35 +222,35 @@
             "time": "2016-05-05 11:49:03"
         },
         {
-            "name": "endroid/qrcode",
-            "version": "1.9.3",
+            "name": "endroid/qr-code",
+            "version": "3.2.8",
             "source": {
                 "type": "git",
-                "url": "https://github.com/endroid/QrCode.git",
-                "reference": "c9644bec2a9cc9318e98d1437de3c628dcd1ef93"
+                "url": "https://github.com/endroid/qr-code.git",
+                "reference": "844f9ea95bd6b012097890c6106c909cd802add2"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/endroid/QrCode/zipball/c9644bec2a9cc9318e98d1437de3c628dcd1ef93",
-                "reference": "c9644bec2a9cc9318e98d1437de3c628dcd1ef93",
+                "url": "https://api.github.com/repos/endroid/qr-code/zipball/844f9ea95bd6b012097890c6106c909cd802add2",
+                "reference": "844f9ea95bd6b012097890c6106c909cd802add2",
                 "shasum": ""
             },
             "require": {
+                "bacon/bacon-qr-code": "^1.0.3",
                 "ext-gd": "*",
-                "php": ">=5.4",
-                "symfony/options-resolver": "^2.3|^3.0"
+                "khanamiryan/qrcode-detector-decoder": "^1.0",
+                "myclabs/php-enum": "^1.5",
+                "php": ">=7.1",
+                "symfony/options-resolver": "^2.7|^3.0|^4.0",
+                "symfony/property-access": "^2.7|^3.0|^4.0"
             },
             "require-dev": {
-                "phpunit/phpunit": "^4.0|^5.0",
-                "sensio/framework-extra-bundle": "^3.0",
-                "symfony/browser-kit": "^2.3|^3.0",
-                "symfony/framework-bundle": "^2.3|^3.0",
-                "symfony/http-kernel": "^2.3|^3.0"
+                "phpunit/phpunit": "^5.7|^6.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.x-dev"
+                    "dev-master": "3.x-dev"
                 }
             },
             "autoload": {
@@ -220,33 +266,33 @@
                 {
                     "name": "Jeroen van den Enden",
                     "email": "info@endroid.nl",
-                    "homepage": "http://endroid.nl/"
+                    "homepage": "https://endroid.nl/"
                 }
             ],
             "description": "Endroid QR Code",
-            "homepage": "https://github.com/endroid/QrCode",
+            "homepage": "https://github.com/endroid/qr-code",
             "keywords": [
                 "bundle",
                 "code",
                 "endroid",
+                "php",
                 "qr",
-                "qrcode",
-                "symfony"
+                "qrcode"
             ],
-            "time": "2017-04-08 09:13:59"
+            "time": "2018-02-27 21:35:30"
         },
         {
             "name": "guzzlehttp/guzzle",
-            "version": "6.3.0",
+            "version": "6.3.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/guzzle.git",
-                "reference": "f4db5a78a5ea468d4831de7f0bf9d9415e348699"
+                "reference": "68d0ea14d5a3f42a20e87632a5f84931e2709c90"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/f4db5a78a5ea468d4831de7f0bf9d9415e348699",
-                "reference": "f4db5a78a5ea468d4831de7f0bf9d9415e348699",
+                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/68d0ea14d5a3f42a20e87632a5f84931e2709c90",
+                "reference": "68d0ea14d5a3f42a20e87632a5f84931e2709c90",
                 "shasum": ""
             },
             "require": {
@@ -256,7 +302,7 @@
             },
             "require-dev": {
                 "ext-curl": "*",
-                "phpunit/phpunit": "^4.0 || ^5.0",
+                "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.4",
                 "psr/log": "^1.0"
             },
             "suggest": {
@@ -265,7 +311,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "6.2-dev"
+                    "dev-master": "6.3-dev"
                 }
             },
             "autoload": {
@@ -298,7 +344,7 @@
                 "rest",
                 "web service"
             ],
-            "time": "2017-06-22 18:50:49"
+            "time": "2018-03-26 16:33:04"
         },
         {
             "name": "guzzlehttp/promises",
@@ -416,6 +462,56 @@
             ],
             "time": "2017-03-20 17:10:46"
         },
+        {
+            "name": "khanamiryan/qrcode-detector-decoder",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/khanamiryan/php-qrcode-detector-decoder.git",
+                "reference": "4ff2f14006930631ed30f0d15da72b032c96bc0a"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/khanamiryan/php-qrcode-detector-decoder/zipball/4ff2f14006930631ed30f0d15da72b032c96bc0a",
+                "reference": "4ff2f14006930631ed30f0d15da72b032c96bc0a",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.6|^7.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^5.7"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Zxing\\": "lib/"
+                },
+                "files": [
+                    "lib/Common/customFunctions.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Ashot Khanamiryan",
+                    "email": "a.khanamiryan@gmail.com",
+                    "homepage": "https://github.com/khanamiryan",
+                    "role": "Developer"
+                }
+            ],
+            "description": "QR code decoder / reader",
+            "homepage": "https://github.com/khanamiryan/php-qrcode-detector-decoder/",
+            "keywords": [
+                "barcode",
+                "qr",
+                "zxing"
+            ],
+            "time": "2018-04-01 20:25:53"
+        },
         {
             "name": "ldaptools/ldaptools",
             "version": "v0.24.0",
@@ -476,26 +572,70 @@
             ],
             "time": "2017-04-09 23:39:51"
         },
+        {
+            "name": "myclabs/php-enum",
+            "version": "1.5.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/myclabs/php-enum.git",
+                "reference": "3ed7088cfd0a0e06534b7f8b0eee82acea574fac"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/myclabs/php-enum/zipball/3ed7088cfd0a0e06534b7f8b0eee82acea574fac",
+                "reference": "3ed7088cfd0a0e06534b7f8b0eee82acea574fac",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4.8.35|^5.7|^6.0",
+                "squizlabs/php_codesniffer": "1.*"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "MyCLabs\\Enum\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP Enum contributors",
+                    "homepage": "https://github.com/myclabs/php-enum/graphs/contributors"
+                }
+            ],
+            "description": "PHP Enum implementation",
+            "homepage": "http://github.com/myclabs/php-enum",
+            "keywords": [
+                "enum"
+            ],
+            "time": "2017-06-28 16:24:08"
+        },
         {
             "name": "paragonie/constant_time_encoding",
-            "version": "v2.2.0",
+            "version": "v2.2.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/paragonie/constant_time_encoding.git",
-                "reference": "9e7d88e6e4015c2f06a3fa22f06e1d5faa77e6c4"
+                "reference": "eccf915f45f911bfb189d1d1638d940ec6ee6e33"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/paragonie/constant_time_encoding/zipball/9e7d88e6e4015c2f06a3fa22f06e1d5faa77e6c4",
-                "reference": "9e7d88e6e4015c2f06a3fa22f06e1d5faa77e6c4",
+                "url": "https://api.github.com/repos/paragonie/constant_time_encoding/zipball/eccf915f45f911bfb189d1d1638d940ec6ee6e33",
+                "reference": "eccf915f45f911bfb189d1d1638d940ec6ee6e33",
                 "shasum": ""
             },
             "require": {
                 "php": "^7"
             },
             "require-dev": {
-                "phpunit/phpunit": "^6",
-                "vimeo/psalm": "^0.3|^1"
+                "phpunit/phpunit": "^6|^7",
+                "vimeo/psalm": "^1"
             },
             "type": "library",
             "autoload": {
@@ -536,20 +676,20 @@
                 "hex2bin",
                 "rfc4648"
             ],
-            "time": "2017-09-22 14:55:37"
+            "time": "2018-03-10 19:47:49"
         },
         {
             "name": "paragonie/random_compat",
-            "version": "v2.0.11",
+            "version": "v2.0.12",
             "source": {
                 "type": "git",
                 "url": "https://github.com/paragonie/random_compat.git",
-                "reference": "5da4d3c796c275c55f057af5a643ae297d96b4d8"
+                "reference": "258c89a6b97de7dfaf5b8c7607d0478e236b04fb"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/paragonie/random_compat/zipball/5da4d3c796c275c55f057af5a643ae297d96b4d8",
-                "reference": "5da4d3c796c275c55f057af5a643ae297d96b4d8",
+                "url": "https://api.github.com/repos/paragonie/random_compat/zipball/258c89a6b97de7dfaf5b8c7607d0478e236b04fb",
+                "reference": "258c89a6b97de7dfaf5b8c7607d0478e236b04fb",
                 "shasum": ""
             },
             "require": {
@@ -584,7 +724,7 @@
                 "pseudorandom",
                 "random"
             ],
-            "time": "2017-09-27 21:40:39"
+            "time": "2018-04-04 21:24:14"
         },
         {
             "name": "phpmailer/phpmailer",
@@ -715,16 +855,16 @@
         },
         {
             "name": "ramsey/uuid",
-            "version": "3.7.1",
+            "version": "3.7.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/ramsey/uuid.git",
-                "reference": "45cffe822057a09e05f7bd09ec5fb88eeecd2334"
+                "reference": "44abcdad877d9a46685a3a4d221e3b2c4b87cb76"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/ramsey/uuid/zipball/45cffe822057a09e05f7bd09ec5fb88eeecd2334",
-                "reference": "45cffe822057a09e05f7bd09ec5fb88eeecd2334",
+                "url": "https://api.github.com/repos/ramsey/uuid/zipball/44abcdad877d9a46685a3a4d221e3b2c4b87cb76",
+                "reference": "44abcdad877d9a46685a3a4d221e3b2c4b87cb76",
                 "shasum": ""
             },
             "require": {
@@ -735,17 +875,15 @@
                 "rhumsaa/uuid": "self.version"
             },
             "require-dev": {
-                "apigen/apigen": "^4.1",
-                "codeception/aspect-mock": "^1.0 | ^2.0",
+                "codeception/aspect-mock": "^1.0 | ~2.0.0",
                 "doctrine/annotations": "~1.2.0",
                 "goaop/framework": "1.0.0-alpha.2 | ^1.0 | ^2.1",
                 "ircmaxell/random-lib": "^1.1",
                 "jakub-onderka/php-parallel-lint": "^0.9.0",
-                "mockery/mockery": "^0.9.4",
+                "mockery/mockery": "^0.9.9",
                 "moontoast/math": "^1.1",
                 "php-mock/php-mock-phpunit": "^0.3|^1.1",
-                "phpunit/phpunit": "^4.7|>=5.0 <5.4",
-                "satooshi/php-coveralls": "^0.6.1",
+                "phpunit/phpunit": "^4.7|^5.0",
                 "squizlabs/php_codesniffer": "^2.3"
             },
             "suggest": {
@@ -793,7 +931,7 @@
                 "identifier",
                 "uuid"
             ],
-            "time": "2017-09-22 20:46:04"
+            "time": "2018-01-20 00:28:24"
         },
         {
             "name": "spomky-labs/otphp",
@@ -861,16 +999,16 @@
         },
         {
             "name": "symfony/event-dispatcher",
-            "version": "v4.0.2",
+            "version": "v4.0.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/event-dispatcher.git",
-                "reference": "d4face19ed8002eec8280bc1c5ec18130472bf43"
+                "reference": "63353a71073faf08f62caab4e6889b06a787f07b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/event-dispatcher/zipball/d4face19ed8002eec8280bc1c5ec18130472bf43",
-                "reference": "d4face19ed8002eec8280bc1c5ec18130472bf43",
+                "url": "https://api.github.com/repos/symfony/event-dispatcher/zipball/63353a71073faf08f62caab4e6889b06a787f07b",
+                "reference": "63353a71073faf08f62caab4e6889b06a787f07b",
                 "shasum": ""
             },
             "require": {
@@ -920,29 +1058,86 @@
             ],
             "description": "Symfony EventDispatcher Component",
             "homepage": "https://symfony.com",
-            "time": "2017-12-14 19:48:22"
+            "time": "2018-04-06 07:35:43"
+        },
+        {
+            "name": "symfony/inflector",
+            "version": "v4.0.8",
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