diff --git a/src/components/Editor/InvitationResponseButtons.vue b/src/components/Editor/InvitationResponseButtons.vue
index 0247030d38..7ea7d18267 100644
--- a/src/components/Editor/InvitationResponseButtons.vue
+++ b/src/components/Editor/InvitationResponseButtons.vue
@@ -156,7 +156,7 @@ export default {
 				// TODO: What about recurring events? Add new buttons like "Accept this and all future"?
 				// Currently, this will only accept a single occurrence.
 				await this.calendarObjectInstanceStore.saveCalendarObjectInstance({
-					thisAndAllFuture: false,
+					mode: 'all',
 					calendarId: this.calendarId,
 				})
 			} catch (error) {
diff --git a/src/components/Editor/SaveButtons.vue b/src/components/Editor/SaveButtons.vue
index c82075c32e..222ccc74d0 100644
--- a/src/components/Editor/SaveButtons.vue
+++ b/src/components/Editor/SaveButtons.vue
@@ -32,12 +32,19 @@
 			</template>
 			{{ $t('calendar', 'Update') }}
 		</NcButton>
+		<NcButton
+			v-if="showUpdateThisAndFutureButton && !showUpdateOnlyThisButton"
+			variant="primary"
+			:disabled="disabled"
+			@click="saveSeries">
+			{{ $t('calendar', 'Update all occurrences') }}
+		</NcButton>
 		<NcButton
 			v-if="showUpdateThisAndFutureButton && !showUpdateOnlyThisButton"
 			variant="primary"
 			:disabled="disabled"
 			@click="saveThisAndAllFuture">
-			{{ $t('calendar', 'Update this and all future') }}
+			{{ $t('calendar', 'Update this and all future occurrences') }}
 		</NcButton>
 		<NcButton
 			v-if="showUpdateOnlyThisButton && !showUpdateThisAndFutureButton"
@@ -51,11 +58,17 @@
 			<template #icon>
 				<CheckIcon :size="20" />
 			</template>
+			<NcActionButton @click="saveSeries">
+				<template #icon>
+					<CheckIcon :size="20" />
+				</template>
+				{{ $t('calendar', 'Update all occurrences') }}
+			</NcActionButton>
 			<NcActionButton @click="saveThisAndAllFuture">
 				<template #icon>
 					<CheckAllIcon :size="20" />
 				</template>
-				{{ $t('calendar', 'Update this and all future') }}
+				{{ $t('calendar', 'Update this and all future occurrences') }}
 			</NcActionButton>
 			<NcActionButton @click="saveThisOnly">
 				<template #icon>
@@ -142,15 +155,19 @@ export default {
 
 	methods: {
 		saveThisOnly() {
-			this.$emit('saveThisOnly')
+			this.$emit('save-this-only')
 		},
 
 		saveThisAndAllFuture() {
-			this.$emit('saveThisAndAllFuture')
+			this.$emit('save-this-and-all-future')
+		},
+
+		saveSeries() {
+			this.$emit('save-series')
 		},
 
 		showMore() {
-			this.$emit('showMore')
+			this.$emit('show-more')
 		},
 	},
 }
diff --git a/src/mixins/EditorMixin.js b/src/mixins/EditorMixin.js
index 6d325343f4..7252c5c2d1 100644
--- a/src/mixins/EditorMixin.js
+++ b/src/mixins/EditorMixin.js
@@ -570,12 +570,12 @@ export default {
 		},
 		keyboardSaveEvent(event) {
 			if (event.key === 'Enter' && event.ctrlKey === true && !this.isReadOnly && !this.canCreateRecurrenceException) {
-				this.saveAndLeave(false)
+				this.saveAndLeave('single')
 			}
 		},
 		keyboardDeleteEvent(event) {
 			if (event.key === 'Delete' && event.ctrlKey === true && this.canDelete && !this.canCreateRecurrenceException) {
-				this.deleteAndLeave(false)
+				this.deleteAndLeave('single')
 			}
 		},
 		keyboardDuplicateEvent(event) {
@@ -589,10 +589,10 @@ export default {
 		/**
 		 * Saves a calendar-object
 		 *
-		 * @param {boolean} thisAndAllFuture Whether to modify only this or this and all future occurrences
+		 * @param {string} mode Modification mode: 'all', 'future', or 'single'
 		 * @return {Promise<void>}
 		 */
-		async save(thisAndAllFuture = false) {
+		async save(mode = 'single') {
 			if (!this.calendarObject) {
 				logger.error('Calendar-object not found')
 				return
@@ -601,14 +601,14 @@ export default {
 				return
 			}
 			if (this.forceThisAndAllFuture) {
-				thisAndAllFuture = true
+				mode = 'future'
 			}
 
 			this.isLoading = true
 			this.isSaving = true
 			try {
 				await this.calendarObjectInstanceStore.saveCalendarObjectInstance({
-					thisAndAllFuture,
+					mode,
 					calendarId: this.calendarId,
 				})
 			} catch (error) {
@@ -627,11 +627,11 @@ export default {
 		/**
 		 * Saves a calendar-object and closes the editor
 		 *
-		 * @param {boolean} thisAndAllFuture Whether to modify only this or this and all future occurrences
+		 * @param {string} mode Modification mode: 'all', 'future', or 'single'
 		 * @return {Promise<void>}
 		 */
-		async saveAndLeave(thisAndAllFuture = false) {
-			await this.save(thisAndAllFuture)
+		async saveAndLeave(mode = 'single') {
+			await this.save(mode)
 			this.requiresActionOnRouteLeave = false
 			this.closeEditor()
 		},
@@ -648,10 +648,10 @@ export default {
 		/**
 		 * Deletes a calendar-object
 		 *
-		 * @param {boolean} thisAndAllFuture Whether to delete only this or this and all future occurrences
+		 * @param {string} mode Deletion mode: 'all', 'future', or 'single'
 		 * @return {Promise<void>}
 		 */
-		async delete(thisAndAllFuture = false) {
+		async delete(mode = 'single') {
 			if (!this.calendarObject) {
 				logger.error('Calendar-object not found')
 				return
@@ -661,17 +661,17 @@ export default {
 			}
 
 			this.isLoading = true
-			await this.calendarObjectInstanceStore.deleteCalendarObjectInstance({ thisAndAllFuture })
+			await this.calendarObjectInstanceStore.deleteCalendarObjectInstance({ mode })
 			this.isLoading = false
 		},
 		/**
 		 * Deletes a calendar-object and closes the editor
 		 *
-		 * @param {boolean} thisAndAllFuture Whether to delete only this or this and all future occurrences
+		 * @param {string} mode Deletion mode: 'all', 'future', or 'single'
 		 * @return {Promise<void>}
 		 */
-		async deleteAndLeave(thisAndAllFuture = false) {
-			await this.delete(thisAndAllFuture)
+		async deleteAndLeave(mode = 'single') {
+			await this.delete(mode)
 			this.requiresActionOnRouteLeave = false
 			this.closeEditor()
 		},
diff --git a/src/store/calendarObjectInstance.js b/src/store/calendarObjectInstance.js
index ab366418af..22802d5159 100644
--- a/src/store/calendarObjectInstance.js
+++ b/src/store/calendarObjectInstance.js
@@ -1502,23 +1502,60 @@ export default defineStore('calendarObjectInstance', {
 		 * Saves changes made to a single calendar-object-instance
 		 *
 		 * @param {object} data The destructuring object
-		 * @param {boolean} data.thisAndAllFuture Whether or not to save changes for all future occurrences or just this one
+		 * @param {string} data.mode Modification mode: 'all', 'future', or 'single'
 		 * @param {string} data.calendarId The new calendar-id to store it in
 		 * @return {Promise<void>}
 		 */
 		async saveCalendarObjectInstance({
-			thisAndAllFuture,
+			mode,
 			calendarId,
 		}) {
 			const calendarObjectsStore = useCalendarObjectsStore()
 
 			const eventComponent = this.calendarObjectInstance.eventComponent
 			const calendarObject = this.calendarObject
+			const isForkedItem = eventComponent.primaryItem !== null
 
 			updateAlarms(eventComponent)
 
-			if (eventComponent.isDirty()) {
-				const isForkedItem = eventComponent.primaryItem !== null
+			if (eventComponent.isDirty() && eventComponent.isRecurring() && mode === 'all' && isForkedItem) {
+				// Find the master component (without RECURRENCE-ID)
+				let masterComponent = null
+				for (const component of calendarObject.calendarComponent.getComponentIterator()) {
+					if (component.name === eventComponent.name && !component.hasProperty('RECURRENCE-ID')) {
+						masterComponent = component
+						break
+					}
+				}
+
+				if (masterComponent) {
+					// construct list of properties to clone
+					const propertyNames = []
+					for (const property of masterComponent.getPropertyIterator()) {
+						if (property.name === 'UID' || property.name === 'RECURRENCE-ID' || property.name === 'DTSTART' || property.name === 'DTEND') {
+							continue
+						}
+						propertyNames.push(property.name)
+						masterComponent.deleteAllProperties(property.name)
+					}
+					// clone properties from eventComponent
+					for (const property of eventComponent.getPropertyIterator()) {
+						if (propertyNames.indexOf(property.name) === -1) {
+							continue
+						}
+						masterComponent.addProperty(property.clone())
+					}
+					// clone alarms
+					masterComponent.deleteAllComponents('VALARM')
+					for (const alarm of eventComponent.getAlarmIterator()) {
+						masterComponent.addComponent(alarm.clone())
+					}
+				}
+
+				await calendarObjectsStore.updateCalendarObject({ calendarObject })
+			}
+
+			if (eventComponent.isDirty() && mode !== 'all') {
 				let original = null
 				let fork = null
 
@@ -1526,7 +1563,7 @@ export default defineStore('calendarObjectInstance', {
 				// - primaryItem !== null -> Is this a fork or not?
 				// - eventComponent.canCreateRecurrenceExceptions() - Can we create a recurrence-exception for this item
 				if (isForkedItem && eventComponent.canCreateRecurrenceExceptions()) {
-					[original, fork] = eventComponent.createRecurrenceException(thisAndAllFuture)
+					[original, fork] = eventComponent.createRecurrenceException(mode === 'future')
 				}
 
 				await calendarObjectsStore.updateCalendarObject({ calendarObject })
@@ -1582,20 +1619,25 @@ export default defineStore('calendarObjectInstance', {
 		 * Deletes a calendar-object-instance
 		 *
 		 * @param {object} data The destructuring object
-		 * @param {boolean} data.thisAndAllFuture Whether or not to delete all future occurrences or just this one
+		 * @param {string} data.mode Deletion mode: 'all', 'future', or 'single'
 		 * @return {Promise<void>}
 		 */
-		async deleteCalendarObjectInstance({ thisAndAllFuture }) {
+		async deleteCalendarObjectInstance({ mode }) {
 			const calendarObjectsStore = useCalendarObjectsStore()
-
 			const eventComponent = this.calendarObjectInstance.eventComponent
-			const isRecurrenceSetEmpty = eventComponent.removeThisOccurrence(thisAndAllFuture)
-			const calendarObject = this.calendarObject
 
+			// Singleton event or deleting all occurrences - delete the whole calendar-object
+			if (!eventComponent.isRecurring() || mode === 'all') {
+				await calendarObjectsStore.deleteCalendarObject({ calendarObject: this.calendarObject })
+				return
+			}
+
+			// Recurring event - remove this occurrence or this and all future
+			const isRecurrenceSetEmpty = eventComponent.removeThisOccurrence(mode === 'future')
 			if (isRecurrenceSetEmpty) {
-				await calendarObjectsStore.deleteCalendarObject({ calendarObject })
+				await calendarObjectsStore.deleteCalendarObject({ calendarObject: this.calendarObject })
 			} else {
-				await calendarObjectsStore.updateCalendarObject({ calendarObject })
+				await calendarObjectsStore.updateCalendarObject({ calendarObject: this.calendarObject })
 			}
 		},
 
diff --git a/src/views/EditFull.vue b/src/views/EditFull.vue
index 084b97e009..e5fc7c3077 100644
--- a/src/views/EditFull.vue
+++ b/src/views/EditFull.vue
@@ -54,8 +54,9 @@
 							:isNew="isNew"
 							:isReadOnly="isReadOnly"
 							:forceThisAndAllFuture="forceThisAndAllFuture"
-							@saveThisOnly="prepareAccessForAttachments(false)"
-							@saveThisAndAllFuture="prepareAccessForAttachments(true)" />
+							@saveThisOnly="prepareAccessForAttachments('single')"
+							@saveThisAndAllFuture="prepareAccessForAttachments('future')"
+							@saveSeries="prepareAccessForAttachments('all')" />
 						<div class="app-full__actions__inner" :class="[{ 'app-full__actions__inner__readonly': isReadOnly }]">
 							<NcActions>
 								<NcActionLink v-if="!hideEventExport && hasDownloadURL && !isNew" :href="downloadURL">
@@ -64,30 +65,35 @@
 									</template>
 									{{ $t('calendar', 'Export') }}
 								</NcActionLink>
-								<NcActionButton v-if="!canCreateRecurrenceException && !isReadOnly && !isNew" @click="duplicateEvent()">
+								<NcActionButton v-if="!canCreateRecurrenceException && !isReadOnly && !isNew" type="tertiary" @click="duplicateEvent()">
 									<template #icon>
 										<ContentDuplicate :size="20" decorative />
 									</template>
 									{{ $t('calendar', 'Duplicate') }}
 								</NcActionButton>
-								<NcActionButton v-if="canDelete && !canCreateRecurrenceException && !isNew" @click="deleteAndLeave(false)">
+								<NcActionButton v-if="canDelete && !canCreateRecurrenceException && !isNew" type="tertiary" @click="deleteAndLeave('single')">
 									<template #icon>
 										<Delete :size="20" decorative />
 									</template>
 									{{ $t('calendar', 'Delete') }}
 								</NcActionButton>
-								<NcActionButton v-if="canDelete && canCreateRecurrenceException && !isNew" @click="deleteAndLeave(false)">
+								<NcActionButton v-if="canDelete && canCreateRecurrenceException && !isNew" type="tertiary" @click="deleteAndLeave('single')">
 									<template #icon>
 										<Delete :size="20" decorative />
 									</template>
 									{{ $t('calendar', 'Delete this occurrence') }}
 								</NcActionButton>
-								<NcActionSeparator v-if="canDelete && canCreateRecurrenceException && !isNew" />
-								<NcActionButton v-if="canDelete && canCreateRecurrenceException && !isNew" @click="deleteAndLeave(true)">
+								<NcActionButton v-if="canDelete && canCreateRecurrenceException && !isNew" type="tertiary" @click="deleteAndLeave('future')">
 									<template #icon>
 										<Delete :size="20" decorative />
 									</template>
-									{{ $t('calendar', 'Delete this and all future') }}
+									{{ $t('calendar', 'Delete this and all future occurrences') }}
+								</NcActionButton>
+								<NcActionButton v-if="canDelete && canCreateRecurrenceException && !isNew" type="tertiary" @click="deleteAndLeave('all')">
+									<template #icon>
+										<Delete :size="20" decorative />
+									</template>
+									{{ $t('calendar', 'Delete all occurrences') }}
 								</NcActionButton>
 							</NcActions>
 						</div>
@@ -291,7 +297,7 @@
 								<NcButton
 									variant="primary"
 									:disabled="showPreloader"
-									@click="acceptAttachmentsModal(thisAndAllFuture)">
+									@click="acceptAttachmentsModal()">
 									{{ t('calendar', 'Invite') }}
 								</NcButton>
 							</div>
@@ -423,7 +429,7 @@ export default {
 
 	data() {
 		return {
-			thisAndAllFuture: false,
+			saveMode: 'single',
 			doNotShare: false,
 			showModal: false,
 			showModalNewAttachments: [],
@@ -687,7 +693,7 @@ export default {
 				this.showModal = false
 				this.showModalNewAttachments = []
 				this.showModalUsers = []
-				this.saveEvent(this.thisAndAllFuture)
+				this.saveEvent(this.saveMode)
 			}, 500)
 			// trigger save event after make each attachment access
 			// 1) if !isPrivate get attachments NOT SHARED  and SharedType is empry -> API ADD SHARE
@@ -711,8 +717,8 @@ export default {
 			return name.split('/').pop()
 		},
 
-		prepareAccessForAttachments(thisAndAllFuture = false) {
-			this.thisAndAllFuture = thisAndAllFuture
+		prepareAccessForAttachments(mode = false) {
+			this.saveMode = mode
 			const newAttachments = this.calendarObjectInstance.attachments.filter((attachment) => {
 				// get only new attachments
 				// TODO get NOT only new attachments =) Maybe we should filter all attachments without share-type, 'cause event can be private and AFTER save owner could add new participant
@@ -732,14 +738,14 @@ export default {
 					return false
 				})
 			} else {
-				this.saveEvent(thisAndAllFuture)
+				this.saveEvent(this.saveMode)
 			}
 		},
 
-		saveEvent(thisAndAllFuture = false) {
+		saveEvent(mode = 'single') {
 			// if there is new attachments and !private, then make modal with users and files/
 			// maybe check shared access before add file
-			this.saveAndLeave(thisAndAllFuture)
+			this.saveAndLeave(mode)
 			this.calendarObjectInstance.attachments = this.calendarObjectInstance.attachments.map((attachment) => {
 				if (attachment.isNew) {
 					delete attachment.isNew
diff --git a/src/views/EditSimple.vue b/src/views/EditSimple.vue
index 651a845211..31ef8d28ec 100644
--- a/src/views/EditSimple.vue
+++ b/src/views/EditSimple.vue
@@ -84,24 +84,30 @@
 								</template>
 								{{ $t('calendar', 'Duplicate') }}
 							</ActionButton>
-							<ActionButton v-if="canDelete && !canCreateRecurrenceException" @click="deleteAndLeave(false)">
+							<ActionButton v-if="canDelete && !canCreateRecurrenceException" @click="deleteAndLeave('single')">
 								<template #icon>
 									<Delete :size="20" decorative />
 								</template>
 								{{ $t('calendar', 'Delete') }}
 							</ActionButton>
-							<ActionButton v-if="canDelete && canCreateRecurrenceException" @click="deleteAndLeave(false)">
+							<ActionButton v-if="canDelete && canCreateRecurrenceException" @click="deleteAndLeave('single')">
 								<template #icon>
 									<Delete :size="20" decorative />
 								</template>
 								{{ $t('calendar', 'Delete this occurrence') }}
 							</ActionButton>
 							<NcActionSeparator v-if="canDelete && canCreateRecurrenceException" />
-							<ActionButton v-if="canDelete && canCreateRecurrenceException" @click="deleteAndLeave(true)">
+							<ActionButton v-if="canDelete && canCreateRecurrenceException" @click="deleteAndLeave('future')">
 								<template #icon>
 									<Delete :size="20" decorative />
 								</template>
-								{{ $t('calendar', 'Delete this and all future') }}
+								{{ $t('calendar', 'Delete this and future occurrences') }}
+							</ActionButton>
+							<ActionButton v-if="canDelete && canCreateRecurrenceException" @click="deleteAndLeave('all')">
+								<template #icon>
+									<Delete :size="20" decorative />
+								</template>
+								{{ $t('calendar', 'Delete all occurrences') }}
 							</ActionButton>
 						</Actions>
 						<Actions>
@@ -234,8 +240,9 @@
 							:showMoreButton="true"
 							:moreButtonType="isViewing ? 'tertiary' : undefined"
 							:disabled="isSaving"
-							@saveThisOnly="saveAndView(false)"
-							@saveThisAndAllFuture="saveAndView(true)"
+							@saveThisOnly="saveAndView('single')"
+							@saveThisAndAllFuture="saveAndView('future')"
+							@saveSeries="saveAndView('all')"
 							@showMore="showMore">
 							<NcButton
 								v-if="!isReadOnly && isViewing"
@@ -787,13 +794,13 @@ export default {
 		 * Save changes and leave when creating a new event or return to viewing mode when editing
 		 * an existing event. Stay in editing mode if an error occurrs.
 		 *
-		 * @param {boolean} thisAndAllFuture Modify this and all future events
+		 * @param {string} mode Modification mode: 'all', 'future', or 'single'
 		 * @return {Promise<void>}
 		 */
-		async saveAndView(thisAndAllFuture) {
+		async saveAndView(mode) {
 			// Transitioning from new to edit routes is not implemented for now
 			if (this.isNew) {
-				await this.saveAndLeave(thisAndAllFuture)
+				await this.saveAndLeave(mode)
 				return
 			}