diff --git a/php/elFinderFlysystemZipArchiveNetmount.php b/php/elFinderFlysystemZipArchiveNetmount.php
deleted file mode 100644
index 06ee319b3f..0000000000
--- a/php/elFinderFlysystemZipArchiveNetmount.php
+++ /dev/null
@@ -1,183 +0,0 @@
-<?php
-use League\Flysystem\Filesystem;
-use League\Flysystem\ZipArchive\ZipArchiveAdapter;
-use Barryvdh\elFinderFlysystemDriver\Driver;
-
-elFinder::$netDrivers['ziparchive'] = 'FlysystemZipArchiveNetmount';
-
-class elFinderVolumeFlysystemZipArchiveNetmount extends Driver
-{
-    private $useTempFile = false;
-
-    public function __construct()
-    {
-        parent::__construct();
-        
-        $opts = array(
-            'acceptedName' => '#^[^/\\?*:|"<>]*[^./\\?*:|"<>]$#',
-            'rootCssClass' => 'elfinder-navbar-root-zip'
-        );
-
-        $this->options = array_merge($this->options, $opts);
-    }
-
-    /**
-     * @inheritdoc
-     */
-    protected function init()
-    {
-        if (empty($this->options['icon'])) {
-            $this->options['icon'] = true;
-        }
-        
-        if ($res = parent::init()) {
-            if ($this->options['icon'] === true) {
-                unset($this->options['icon']);
-            }
-            // enable command archive
-            $this->options['useRemoteArchive'] = true;
-        }
-        
-        return $res;
-    }
-
-    /**
-     * Prepare
-     * Call from elFinder::netmout() before volume->mount()
-     *
-     * @param $options
-     * @return Array
-     * @author Naoki Sawada
-     */
-    public function netmountPrepare($options)
-    {
-        try {
-            $elFinder = elFinder::$instance;
-            if (! $srcVolume = $elFinder->getVolume($options['host'])) {
-                throw new Exception('Source volume not found.');
-            }
-            
-            $file = $srcVolume->file($options['host']);
-
-            if (!$file['read']) {
-                throw new Exception('Target file is not readable.');
-            } else if (!$file['write']) {
-                throw new Exception('Target file is not writable.');
-            } else if (!$file['mime'] === 'application/zip') {
-                throw new Exception('Target file is not the Zip Archive.');
-            }
-            if ($file['read'] && $file['write'] && $file['mime'] === 'application/zip') {
-                $path = null;
-                $toastTime = 5000; // 5 sec
-                if ($srcVolume instanceof elFinderVolumeLocalFileSystem) {
-                    $path = $srcVolume->getPath($options['host']);
-                    if (!is_readable($path)) {
-                        $path = null;
-                    }
-                }
-                if (!$path) {
-                    if (!$tempFileInfo = $srcVolume->getTempLinkInfo($file['hash'])) {
-                        throw new Exception('Cannot make a local temporary file.');
-                    }
-                    $path = $tempFileInfo['path'];
-                    $options['useTempFile'] = true;
-                    $options['toast'] = array(
-                        'mode' => 'warning',
-                        'msg' => '%reflectOnUnmount%',
-                        'timeOut' => $toastTime
-                    );
-                } else {
-                    $options['toast'] = array(
-                        'mode' => 'success',
-                        'msg' => '%reflectOnImmediate%',
-                        'timeOut' => $toastTime
-                    );
-                }
-                $options['localpath'] = $path;
-                $options['alias'] = $file['name'];
-                $options['phash'] = $options['path'];
-                unset($options['path']);
-                $this->netMountKey = md5(get_class() . microtime());
-            } else {
-                throw new Exception('Target file is not readable or writable or not the Zip Archive.');
-            }
-        } catch(Exception $e) {
-            return array('exit' => true, 'error' => $e->getMessage());
-        }
-
-        return $options;
-    }
-
-    /**
-     * @inheritdoc
-     */
-    public function netunmount($netVolumes, $key)
-    {
-        $this->clearcache();
-        $srcVolume = null;
-        if (!empty($this->options['useTempFile'])) {
-            $srcVolume = elFinder::$instance->getVolume($this->options['host']);
-        }
-        if ($srcVolume && file_exists($this->options['localpath'])) {
-            $srcVolume->putContents($this->options['host'], file_get_contents($this->options['localpath']));
-            unlink($this->options['localpath']);
-        }
-        if ($tmbs = glob($this->tmbPath . DIRECTORY_SEPARATOR . $this->netMountKey . '*')) {
-            foreach($tmbs as $file) {
-                unlink($file);
-            }
-        }
-        return true;
-    }
-
-    /**
-     * @inheritdoc
-     */
-    public function mount(array $opts)
-    {
-        try {
-            $refresh = false;
-            if (!empty($opts['useTempFile'])) {
-                if (!file_exists($opts['localpath'])) {
-                    if (!$srcVolume = elFinder::$instance->getVolume($opts['host'])) {
-                        throw new Exception(elFinder::ERROR_FILE_NOT_FOUND);
-                    }
-                    $tfp = fopen($opts['localpath'], 'wb');
-                    $sfp = $srcVolume->open($opts['host']);
-                    if (!$tfp || false === stream_copy_to_stream($sfp, $tfp)) {
-                        throw new Exception(elFinder::ERROR_UPLOAD_TEMP);
-                    }
-                    $srcVolume->close($sfp, $opts['host']);
-                    fclose($tfp);
-                    $refresh = true;
-                } else {
-                    touch($opts['localpath']);
-                } 
-            } else {
-                if (!file_exists($opts['localpath'])) {
-                    throw new Exception(elFinder::ERROR_FILE_NOT_FOUND);
-                }
-            }
-            $opts['driver'] = 'Flysystem';
-            $opts['filesystem'] = new Filesystem(new ZipArchiveAdapter($opts['localpath']));
-            $opts['path'] = '/';
-            $opts['checkSubfolders'] = true;
-            if (parent::mount($opts)) {
-                $refresh && $this->clearcache();
-                return true;
-            } else {
-                return false;
-            }
-        } catch(Exception $e) {
-            return $this->setError($e->getMessage());
-        }
-    }
-
-    /**
-     * @inheritdoc
-     */
-    protected function tmbname($stat) {
-        return $this->netMountKey.substr($stat['hash'], strlen($this->id)).$stat['ts'].'.png';
-    }
-
-}