diff --git a/server/31/Nextcloud_Server_Administration_Manual.pdf b/server/31/Nextcloud_Server_Administration_Manual.pdf
index c2c5f263f75..bed108fe45f 100644
Binary files a/server/31/Nextcloud_Server_Administration_Manual.pdf and b/server/31/Nextcloud_Server_Administration_Manual.pdf differ
diff --git a/server/31/Nextcloud_User_Manual.pdf b/server/31/Nextcloud_User_Manual.pdf
index 1a477a5510c..9d566545351 100644
Binary files a/server/31/Nextcloud_User_Manual.pdf and b/server/31/Nextcloud_User_Manual.pdf differ
diff --git a/server/31/developer_manual/exapp_development/tech_details/Authentication.html b/server/31/developer_manual/exapp_development/tech_details/Authentication.html
index eaa493c6bcd..a32a0235750 100644
--- a/server/31/developer_manual/exapp_development/tech_details/Authentication.html
+++ b/server/31/developer_manual/exapp_development/tech_details/Authentication.html
@@ -28,7 +28,7 @@
       <script src="https://unpkg.com/d3/dist/d3.min.js"></script>
       <script>
                 window.addEventListener("load", function () {
-                  var svgs = d3.selectAll(".mermaid#id-59ed444c-f13b-4d30-8031-6f2b32bfb780 svg");
+                  var svgs = d3.selectAll(".mermaid#id-ee11432c-ab65-432f-b25b-50e588cbf565 svg");
                   svgs.each(function() {
                     var svg = d3.select(this);
                     svg.html("<g>" + svg.html() + "</g>");
@@ -172,7 +172,7 @@ <h2>Authentication flow<a class="headerlink" href="#authentication-flow" title="
 </ol>
 <section id="authentication-flow-in-details">
 <h3>Authentication flow in details<a class="headerlink" href="#authentication-flow-in-details" title="Link to this heading"></a></h3>
-<div id="id-59ed444c-f13b-4d30-8031-6f2b32bfb780" class="mermaid">
+<div id="id-ee11432c-ab65-432f-b25b-50e588cbf565" class="mermaid">
             sequenceDiagram
     autonumber
     participant ExApp
diff --git a/server/31/user_manual/es/groupware/sync_ios.html b/server/31/user_manual/es/groupware/sync_ios.html
index 1e1d202d072..1cf68e56c8a 100644
--- a/server/31/user_manual/es/groupware/sync_ios.html
+++ b/server/31/user_manual/es/groupware/sync_ios.html
@@ -162,7 +162,7 @@ <h2>Contactos<a class="headerlink" href="#contacts" title="Link to this heading"
 <p class="admonition-title">Nota</p>
 <p>Desde la versión 12 de iOS, es obligatorio el cifrado mediante SSL. Por tanto, <strong>no</strong> deshabilite <strong>SSL</strong> (Por este motivo necesita un certificado en su dominio, puede obtener uno a través de <a class="reference external" href="https://letsencrypt.org/">https://letsencrypt.org/</a>).</p>
 </div>
-<p>Si todavía no está funcionando, revise <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#service-discovery">Resolviendo problemas con Contactos y Calendarios</a> ó <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#troubleshooting-contacts-calendar">Resolviendo problemas con Descubrimiento de Servicios</a>.</p>
+<p>Si todavía no está funcionando, revise <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#troubleshooting-contacts-calendar">Resolviendo problemas con Contactos y Calendarios</a> ó <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#service-discovery">Resolviendo problemas con Descubrimiento de Servicios</a>.</p>
 </section>
 </section>
 
diff --git a/server/31/user_manual/fr/groupware/sync_ios.html b/server/31/user_manual/fr/groupware/sync_ios.html
index a4405c841d9..74a27e78f59 100644
--- a/server/31/user_manual/fr/groupware/sync_ios.html
+++ b/server/31/user_manual/fr/groupware/sync_ios.html
@@ -162,7 +162,7 @@ <h2>Contacts<a class="headerlink" href="#contacts" title="Lien vers cette rubriq
 <p class="admonition-title">Note</p>
 <p>À partir de iOS 12, un cryptage SSL est nécessaire. Par conséquent, ne désactivez pas le <strong>SSL</strong> (Pour cette raison, un certificat est requis pour votre domaine,  comme <a class="reference external" href="https://letsencrypt.org/">https://letsencrypt.org/</a> ).</p>
 </div>
-<p>Si cela ne fonctionne toujours pas, regardez dans <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#service-discovery">Dépannage des contacts et calendriers</a> ou <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#troubleshooting-contacts-calendar">Dépannage de la découverte de service</a>.</p>
+<p>Si cela ne fonctionne toujours pas, regardez dans <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#troubleshooting-contacts-calendar">Dépannage des contacts et calendriers</a> ou <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#service-discovery">Dépannage de la découverte de service</a>.</p>
 </section>
 </section>
 
diff --git a/server/31/user_manual/pt_BR/groupware/sync_ios.html b/server/31/user_manual/pt_BR/groupware/sync_ios.html
index c5c390b2a19..9ee86839ab0 100644
--- a/server/31/user_manual/pt_BR/groupware/sync_ios.html
+++ b/server/31/user_manual/pt_BR/groupware/sync_ios.html
@@ -162,7 +162,7 @@ <h2>Contatos<a class="headerlink" href="#contacts" title="Link para este cabeça
 <p class="admonition-title">Nota</p>
 <p>A partir do iOS 12, é necessária uma criptografia SSL. Portanto, <strong>não</strong> desative o <strong>SSL</strong> (por esse motivo, um certificado é necessário em seu domínio, <a class="reference external" href="https://letsencrypt.org/">https://letsencrypt.org/</a> o fará).</p>
 </div>
-<p>Se ainda não estiver funcionando, dê uma olhada em <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#service-discovery">Solução de problemas de contatos &amp; Calendário</a> ou <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#troubleshooting-contacts-calendar">Resolução de problemas de descoberta de serviço</a>.</p>
+<p>Se ainda não estiver funcionando, dê uma olhada em <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#troubleshooting-contacts-calendar">Solução de problemas de contatos &amp; Calendário</a> ou <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#service-discovery">Resolução de problemas de descoberta de serviço</a>.</p>
 </section>
 </section>
 
diff --git a/server/31/user_manual/tr/groupware/sync_ios.html b/server/31/user_manual/tr/groupware/sync_ios.html
index abe8215a095..d6df0b61ddf 100644
--- a/server/31/user_manual/tr/groupware/sync_ios.html
+++ b/server/31/user_manual/tr/groupware/sync_ios.html
@@ -162,7 +162,7 @@ <h2>Kişiler<a class="headerlink" href="#contacts" title="Link to this heading">
 <p class="admonition-title">Not</p>
 <p>iOS 12 sürümüyle birlikte SSL şifrelemesi kullanılması zorunlu oldu. Bu nedenle <strong>SSL</strong> seçeneğini devre dışı bırakmayın** (SSL şifrelemeyi kullanabilmek için etki alanınıza bir sertifika almanız gerekir, <a class="reference external" href="https://letsencrypt.org/">https://letsencrypt.org/</a> bunu ücretsiz olarak sağlar).</p>
 </div>
-<p>Sorun çıkarsa, <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#troubleshooting-contacts-calendar">Kişi ve Takvim sorunlarını çözme</a> ya da <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#service-discovery">Hizmet keşfetme sorunlarını çözme</a> bölümlerine bakabilirsiniz.</p>
+<p>Sorun çıkarsa, <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#service-discovery">Kişi ve Takvim sorunlarını çözme</a> ya da <a class="reference external" href="https://docs.nextcloud.com/server/31/admin_manual/issues/general_troubleshooting.html#troubleshooting-contacts-calendar">Hizmet keşfetme sorunlarını çözme</a> bölümlerine bakabilirsiniz.</p>
 </section>
 </section>