diff --git a/README.md b/README.md
index cec6a28..041e492 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ Eine moderne Webanwendung zur Suche und Verwaltung von Kundendaten, die MEDISOFT
 
 ## Version
 
-Aktuelle Version: v1.2.10
+Aktuelle Version: v1.2.9
 
 ## Installation
 
diff --git a/templates/index.html b/templates/index.html
index 9e4f91c..266c02b 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -24,16 +24,6 @@
                         <i class="fas fa-times reset-icon" onclick="clearInput('q')"></i>
                         <i class="fas fa-search search-icon"></i>
                     </div>
-                    <div class="search-options mt-2">
-                        <div class="form-check form-check-inline">
-                            <input class="form-check-input" type="radio" name="searchOperator" id="searchOr" value="or" checked>
-                            <label class="form-check-label" for="searchOr">ODER</label>
-                        </div>
-                        <div class="form-check form-check-inline">
-                            <input class="form-check-input" type="radio" name="searchOperator" id="searchAnd" value="and">
-                            <label class="form-check-label" for="searchAnd">UND</label>
-                        </div>
-                    </div>
                 </div>
 
                 <div class="search-fields">
@@ -265,7 +255,7 @@
                         <div class="d-flex justify-content-between align-items-start">
                             <h5 class="card-title mb-1">${customer.name}</h5>
                             <div class="d-flex align-items-center gap-2">
-                                <span class="badge ${customer.tag === 'medisoft' ? 'bg-primary' : 'bg-warning text-dark'}">${customer.tag.toUpperCase()}</span>
+                                <span class="badge ${(customer.tag || 'medisoft') === 'medisoft' ? 'bg-primary' : 'bg-warning text-dark'}">${(customer.tag || 'medisoft').toUpperCase()}</span>
                                 <button class="btn btn-sm btn-outline-primary" onclick="copyCustomerLink('${customer.nummer}')">
                                     <i class="fas fa-share-alt"></i> Teilen
                                 </button>
@@ -304,7 +294,6 @@
             const nummer = document.getElementById('nummerInput').value;
             const plz = document.getElementById('plzInput').value;
             const fachrichtung = document.getElementById('fachrichtungInput').value;
-            const searchOperator = document.querySelector('input[name="searchOperator"]:checked').value;
             const selectedTag = document.getElementById('tagFilter').value;
 
             // Zeige das Lade-Icon
@@ -318,7 +307,6 @@
             if (nummer) params.append('nummer', nummer);
             if (plz) params.append('plz', plz);
             if (fachrichtung) params.append('fachrichtung', fachrichtung);
-            if (searchOperator) params.append('operator', searchOperator);
             if (selectedTag) params.append('tag', selectedTag);
 
             // Führe die Suche durch