diff --git a/application/config/stv.php b/application/config/stv.php
index 34a30a96e..639c5d23b 100644
--- a/application/config/stv.php
+++ b/application/config/stv.php
@@ -60,7 +60,13 @@ $config['tabs'] =
 		],
 		'notes' => [
 			//if true, the count of Messages will be shown in the header of the Tab Messages
-			'showCountNotes' => true
+			'showCountNotes' => true,
+
+			//if true: section with following fields will be displayed: 'verfasser', 'bearbeiter', 'von', 'bis' and 'erledigt'
+			'showErweitert' => false,
+
+			//notizlayout: choose of "classicFas", "twoColumnsFormLeft", twoColumnsFormRight, popupModal"
+			'notizLayout' => 'popupModal'
 		],
 		'combinePeople' => [
 			//multitab should only be shown with this length of selection
diff --git a/public/css/components/FilterComponent.css b/public/css/components/FilterComponent.css
index 3edf989a6..7779f78fc 100644
--- a/public/css/components/FilterComponent.css
+++ b/public/css/components/FilterComponent.css
@@ -70,6 +70,10 @@
 	margin-top: 20px;
 }
 
+.filter-table-dataset .tabulator-tableholder {
+	padding-bottom: 16px;
+}
+
 .tabulator {
 	font-size: 1rem;
 }
diff --git a/public/js/components/Messages/Details/NewMessage/Modal.js b/public/js/components/Messages/Details/NewMessage/Modal.js
index b23eebbcd..36ee5f114 100644
--- a/public/js/components/Messages/Details/NewMessage/Modal.js
+++ b/public/js/components/Messages/Details/NewMessage/Modal.js
@@ -56,6 +56,7 @@ export default {
 			previewText: null,
 			previewBody: "",
 			replyData: null,
+			isSending: false
 		}
 	},
 	methods: {
@@ -113,6 +114,9 @@ export default {
 			data.append('data', JSON.stringify(this.formData));
 			data.append('ids', JSON.stringify(this.id));
 
+			//for disabling sendButton and show Spinner
+			this.isSending = true;
+
 			return this.$refs.formMessage
 				.call(ApiMessages.sendMessage(this.typeId, data))
 				.then(response => {
@@ -121,6 +125,7 @@ export default {
 					this.resetForm();
 				}).catch(this.$fhcAlert.handleSystemError)
 				.finally(() => {
+					this.isSending = false;
 
 					//just emit if no multitasking
 					if(this.id.length == 1){
@@ -288,6 +293,9 @@ export default {
 			dialog-class=" modal-dialog-scrollable modal-xl modal-msg"
 			header-class="flex-wrap pb-0"
 			body-class="px-3 py-2"
+			:backdrop="isSending ? 'static' : true"
+			:keyboard="!isSending"
+			:noCloseBtn="isSending"
 			@hidden.bs.modal="resetForm"
 			>
 
@@ -476,7 +484,12 @@ export default {
 
 					<button class="btn btn-secondary" @click="resetForm">{{$p.t('ui', 'reset')}}</button>
 
-					<button v-if="statusNew" type="button" class="btn btn-primary" @click="sendMessage()">{{$p.t('ui', 'nachrichtSenden')}}</button>
+					<button v-if="statusNew" type="button" class="btn btn-primary" :disabled="isSending" @click="sendMessage()">
+						<span
+							v-if="isSending"
+							class="spinner-border spinner-border-sm me-2"
+						></span>
+						{{$p.t('ui', 'nachrichtSenden')}}</button>
 					<button v-else type="button" class="btn btn-primary" @click="replyMessage(formData.message_id)">{{$p.t('global', 'reply')}}</button>
 				</div>
 			</template>
diff --git a/public/js/components/Messages/Details/NewMessage/NewDiv.js b/public/js/components/Messages/Details/NewMessage/NewDiv.js
index 00b4e92a8..6a0dfa222 100644
--- a/public/js/components/Messages/Details/NewMessage/NewDiv.js
+++ b/public/js/components/Messages/Details/NewMessage/NewDiv.js
@@ -55,6 +55,7 @@ export default {
 			previewBody: "",
 			replyData: null,
 			messageSent: false,
+			isSending: false
 		}
 	},
 	methods: {
@@ -104,16 +105,21 @@ export default {
 			data.append('data', JSON.stringify(this.formData));
 			data.append('ids', JSON.stringify(this.id));
 
+			//for disabling sendButton and show Spinner
+			this.isSending = true;
+
 			return this.$api
 				.call(ApiMessages.sendMessage(this.typeId, data))
 				.then(response => {
-					if(this.openMode == "inSamePage")
+					if(this.openMode == "inSamePage") {
 						this.$fhcAlert.alertSuccess(this.$p.t('ui', 'successSent'));
+					}
 					this.hideTemplate();
 					this.resetForm();
 					this.messageSent = true;
 				}).catch(this.$fhcAlert.handleSystemError)
 				.finally(() => {
+					this.isSending = false;
 					if(this.openMode == "inSamePage" && this.id.length == 1 ){
 						this.$emit('reloadTable');
 						}
@@ -413,7 +419,12 @@ export default {
 
 							<button class="btn btn-secondary" @click="resetForm">{{$p.t('ui', 'reset')}}</button>
 
-							<button v-if="statusNew" type="button" class="btn btn-primary" @click="sendMessage()">{{$p.t('ui', 'nachrichtSenden')}}</button>
+							<button v-if="statusNew" type="button" class="btn btn-primary" :disabled="isSending" @click="sendMessage()">
+								<span
+									v-if="isSending"
+									class="spinner-border spinner-border-sm me-2"
+								></span>
+								{{$p.t('ui', 'nachrichtSenden')}}</button>
 							<button v-else type="button" class="btn btn-primary" @click="replyMessage(formData.message_id)">{{$p.t('global', 'reply')}}</button>
 						</div>
 
diff --git a/public/js/components/Stv/Studentenverwaltung/Details.js b/public/js/components/Stv/Studentenverwaltung/Details.js
index e59492cf5..a03c7f50f 100644
--- a/public/js/components/Stv/Studentenverwaltung/Details.js
+++ b/public/js/components/Stv/Studentenverwaltung/Details.js
@@ -15,7 +15,8 @@ export default {
 	data() {
 		return {
 			configStudent: {},
-			configStudents: {}
+			configStudents: {},
+			activeTab: null
 		};
 	},
 	props: {
@@ -74,6 +75,10 @@ export default {
 				})
 				.catch(this.$fhcAlert.handleSystemError);
 		},
+		handleTabChanged(key) {
+			this.activeTab = key
+			this.reload()	
+		},
 		reload() {
 			if (this.$refs.tabs?.$refs?.current?.reload)
 				this.$refs.tabs.$refs.current.reload();
@@ -111,12 +116,12 @@ export default {
 				:useprimevue="true"
 				:modelValue="students[0]"
 				:config="config"
-				:default="$route.params.tab"
+				:default="activeTab ?? $route.params.tab"
 				style="flex: 1 1 0%; height: 0%"
-				@changed="reload"
+				@changed="handleTabChanged"
 				>
 				</fhc-tabs>
-			<fhc-tabs v-else ref="tabs" :useprimevue="true" :modelValue="students" :config="config" :default="$route.params.tab" style="flex: 1 1 0%; height: 0%" @changed="reload"></fhc-tabs>
+			<fhc-tabs v-else ref="tabs" :useprimevue="true" :modelValue="students" :config="config" :default="activeTab ?? $route.params.tab" style="flex: 1 1 0%; height: 0%" @changed="handleTabChanged"></fhc-tabs>
 		</div>
 		<div v-else>
 			Loading...
diff --git a/public/js/components/Stv/Studentenverwaltung/Details/Notizen.js b/public/js/components/Stv/Studentenverwaltung/Details/Notizen.js
index 4acb09156..a0b88bdcf 100644
--- a/public/js/components/Stv/Studentenverwaltung/Details/Notizen.js
+++ b/public/js/components/Stv/Studentenverwaltung/Details/Notizen.js
@@ -8,7 +8,11 @@ export default {
 		CoreNotiz
 	},
 	props: {
-		modelValue: Object
+		modelValue: Object,
+		config: {
+			type: Object,
+			default: {}
+		}
 	},
 	data() {
 		return {
@@ -23,7 +27,7 @@ export default {
 		class="overflow-hidden"
 		:endpoint="endpoint"
 		ref="formc"
-		notiz-layout="popupModal"
+		:notiz-layout="config.notizLayout"
 		type-id="person_id"
 		:id="modelValue.person_id"
 		show-document
@@ -31,6 +35,7 @@ export default {
 		:visibleColumns="['titel','text','verfasser','bearbeiter','dokumente']"
 		@reload="$emit('update:suffix')"
 		tabulator-persistence-id="stv-notiz-20260217"
+		:show-erweitert="config.showErweitert"
 		>
 </core-notiz>
 
@@ -49,16 +54,16 @@ ref="formc"
 type-id: id to which table the notizdata should be connected... eg. person_id, prestudent_id, uid (for mitarbeiter_uid), projekt_kurzbz, projektphase_id, projekttask_id,
 	bestellung_id, lehreinheit_id, anrechnung_id
 
-notizLayout: "classicFas", "twoColumnsFormLeft", twoColumnsFormRight, popupModal"
+notizLayout: "classicFas", "twoColumnsFormLeft", twoColumnsFormRight, popupModal"; is now configurable in config/stv.php
 
 showErweitert: if true: section with following fields will be displayed:
-	'verfasser', 'bearbeiter', 'von', 'bis'
+	'verfasser', 'bearbeiter', 'von', 'bis' and 'erledigt'; is now configurable in config/stv.php
 
 showDocument: if true: section with documentHandling will be displayed
 
 showTinyMCE: if true: section with WYSIWYG Editor for Text will be displayed
 
-visibleColumns: list, which fields shoult be showed as default in filter component
+visibleColumns: list, which fields should be showed as default in filter component
 		fullVersion: :visibleColumns="['titel','text','bearbeiter','verfasser','von','bis','dokumente','erledigt','notiz_id','notizzuordnung_id','id','lastupdate']"
 		
 
diff --git a/public/js/components/Tabs.js b/public/js/components/Tabs.js
index 50a8cf0e7..b0b5aecc1 100644
--- a/public/js/components/Tabs.js
+++ b/public/js/components/Tabs.js
@@ -219,7 +219,7 @@ export default {
 			:scrollable="true"
 			:lazy="true"
 			:activeIndex="calcActiveIndex"
-			:pt="{navContainer:{style: 'flex: 0 0 auto;'}, panelContainer:{class: 'overflow-y-scroll p-2', style: 'flex: 1 1 auto;'}}"
+			:pt="{navContainer:{style: 'flex: 0 0 auto;'}, panelContainer:{class: 'overflow-y-scroll p-2 pe-3', style: 'flex: 1 1 auto;'}}"
 			@tab-click="handleTabClick"
 		>
 			<tabpanel