diff --git a/seeddms/srv/seeddms/www/conf/settings.xml b/seeddms/srv/seeddms/www/conf/settings.xml
index 3b38b19..98b92d8 100644
--- a/seeddms/srv/seeddms/www/conf/settings.xml
+++ b/seeddms/srv/seeddms/www/conf/settings.xml
@@ -1,13 +1,13 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <configuration>
     <site>
-        <display siteName="DMS" footNote="" printDisclaimer="true" language="cs_CZ" theme="bootstrap" previewWidthList="100" previewWidthDetail="200" availablelanguages="" showFullPreview="true" convertToPdf="true"/>
-        <edition strictFormCheck="false" viewOnlineFileTypes=".txt;.text;.html;.htm;.xml;.pdf;.gif;.png;.jpg;.jpeg" enableConverting="true" enableEmail="true" enableUsersView="true" enableFullSearch="true" enableFolderTree="true" expandFolderTree="1" enableLanguageSelector="true" stopWordsFile="" sortUsersInList="" sortFoldersDefault="s" editOnlineFileTypes="" enableSessionList="false" enableClipboard="true" enableMenuTasks="true" enableDropUpload="true" enableMultiUpload="true" enableRecursiveCount="false" maxRecursiveCount="0" enableHelp="false" enableThemeSelector="false" maxSizeForFullText="0" fullSearchEngine="lucene" defaultSearchMethod="database" showSingleSearchHit="false" enableDropFolderList="true"/>
+        <display siteName="DMS" footNote="" printDisclaimer="true" language="cs_CZ" theme="bootstrap" previewWidthList="600" previewWidthDetail="600" availablelanguages="" showFullPreview="true" convertToPdf="true"/>
+        <edition strictFormCheck="false" viewOnlineFileTypes=".txt;.text;.html;.htm;.xml;.pdf;.gif;.png;.jpg;.jpeg" enableConverting="true" enableEmail="true" enableUsersView="true" enableFullSearch="true" enableFolderTree="true" expandFolderTree="1" enableLanguageSelector="true" stopWordsFile="" sortUsersInList="" sortFoldersDefault="n" editOnlineFileTypes="" enableSessionList="false" enableClipboard="true" enableMenuTasks="true" enableDropUpload="true" enableMultiUpload="true" enableRecursiveCount="true" maxRecursiveCount="0" enableHelp="false" enableThemeSelector="false" maxSizeForFullText="0" fullSearchEngine="lucene" defaultSearchMethod="database" showSingleSearchHit="false" enableDropFolderList="true"/>
         <calendar enableCalendar="true" calendarDefaultView="w" firstDayOfWeek="1"/>
     </site>
     <system>
         <server rootDir="/srv/seeddms/www/" httpRoot="/seeddms/" contentDir="/srv/seeddms/data/" stagingDir="/srv/seeddms/data/staging/" luceneDir="/srv/seeddms/data/lucene/" logFileEnable="true" logFileRotation="d" enableLargeFileUpload="true" partitionSize="2000000" dropFolderDir="" cacheDir="/srv/seeddms/data/cache/" maxUploadSize=""/>
-        <authentication enableGuestLogin="false" enablePasswordForgotten="false" restricted="true" enableUserImage="false" disableSelfEdit="false" passwordStrength="0" passwordExpiration="0" passwordHistory="0" passwordStrengthAlgorithm="simple" loginFailure="0" encryptionKey="" enableGuestAutoLogin="false" autoLoginUser="0" quota="0" undelUserIds="" cookieLifetime="0" defaultAccessDocs="0">
+        <authentication enableGuestLogin="false" enablePasswordForgotten="true" restricted="true" enableUserImage="false" disableSelfEdit="false" passwordStrength="0" passwordExpiration="0" passwordHistory="0" passwordStrengthAlgorithm="advanced" loginFailure="0" encryptionKey="" enableGuestAutoLogin="false" autoLoginUser="0" quota="0" undelUserIds="" cookieLifetime="0" defaultAccessDocs="0">
             <connectors>
                 <connector enable="false" type="ldap" host="ldaps://ldap.host.com" port="389" baseDN="" bindDN="" bindPw="" filter=""/>
                 <connector enable="false" type="AD" host="ldap.example.com" port="389" baseDN="" accountDomainName="example.com" bindDN="" bindPw=""/>
@@ -21,7 +21,7 @@
         <authentication guestID="2" adminIP=""/>
         <edition enableAdminRevApp="false" versioningFileName="versioning_info.txt" workflowMode="advanced" enableVersionDeletion="true" enableVersionModification="true" enableDuplicateDocNames="true" enableOwnerRevApp="false" enableSelfRevApp="false" enableUpdateRevApp="false" presetExpirationDate="" overrideMimeType="false" removeFromDropFolder="false"/>
         <notification enableNotificationAppRev="true" enableOwnerNotification="false" enableNotificationWorkflow="false"/>
-        <server coreDir="" luceneClassDir="" contentOffsetDir="1048576" maxDirID="0" updateNotifyTime="86400" extraPath="/srv/seeddms/pear" cmdTimeout="5" maxExecutionTime="30"/>
+        <server coreDir="" luceneClassDir="" contentOffsetDir="1048576" maxDirID="0" updateNotifyTime="86400" extraPath="/srv/seeddms/pear" cmdTimeout="30" maxExecutionTime="900"/>
         <converters target="fulltext">
             <converter mimeType="application/pdf">pdftotext -enc UTF-8 -nopgbrk %s - | sed -e 's/ [a-zA-Z0-9.]\{1\} / /g' -e 's/[0-9.]//g'</converter>
             <converter mimeType="text/rtf">unoconv -d document -f txt --stdout %s</converter>