diff --git a/apps/files_external/src/actions/enterCredentialsAction.spec.ts b/apps/files_external/src/actions/enterCredentialsAction.spec.ts
index e2b7b18c692..5e353f716f0 100644
--- a/apps/files_external/src/actions/enterCredentialsAction.spec.ts
+++ b/apps/files_external/src/actions/enterCredentialsAction.spec.ts
@@ -1,14 +1,14 @@
-/**
+/*!
  * SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
  * SPDX-License-Identifier: AGPL-3.0-or-later
  */
 
 import type { View } from '@nextcloud/files'
-import type { StorageConfig } from '../services/externalStorage.ts'
+import type { IStorage } from '../types.ts'
 
 import { DefaultType, File, FileAction, Folder, Permission } from '@nextcloud/files'
 import { describe, expect, test } from 'vitest'
-import { STORAGE_STATUS } from '../utils/credentialsUtils.ts'
+import { StorageStatus } from '../types.ts'
 import { action } from './enterCredentialsAction.ts'
 
 const view = {
@@ -31,8 +31,8 @@ describe('Enter credentials action conditions tests', () => {
 			permissions: Permission.ALL,
 			attributes: {
 				config: {
-					status: STORAGE_STATUS.SUCCESS,
-				} as StorageConfig,
+					status: StorageStatus.Success,
+				} as IStorage,
 			},
 		})
 
@@ -72,8 +72,8 @@ describe('Enter credentials action enabled tests', () => {
 			scope: 'system',
 			backend: 'SFTP',
 			config: {
-				status: STORAGE_STATUS.SUCCESS,
-			} as StorageConfig,
+				status: StorageStatus.Success,
+			} as IStorage,
 		},
 	})
 
@@ -87,9 +87,9 @@ describe('Enter credentials action enabled tests', () => {
 			scope: 'system',
 			backend: 'SFTP',
 			config: {
-				status: STORAGE_STATUS.INCOMPLETE_CONF,
+				status: StorageStatus.IncompleteConf,
 				userProvided: true,
-			} as StorageConfig,
+			} as IStorage,
 		},
 	})
 
@@ -103,9 +103,9 @@ describe('Enter credentials action enabled tests', () => {
 			scope: 'system',
 			backend: 'SFTP',
 			config: {
-				status: STORAGE_STATUS.INCOMPLETE_CONF,
+				status: StorageStatus.IncompleteConf,
 				authMechanism: 'password::global::user',
-			} as StorageConfig,
+			} as IStorage,
 		},
 	})
 
@@ -119,7 +119,7 @@ describe('Enter credentials action enabled tests', () => {
 			scope: 'system',
 			backend: 'SFTP',
 			config: {
-			} as StorageConfig,
+			} as IStorage,
 		},
 	})
 
diff --git a/apps/files_external/src/actions/enterCredentialsAction.ts b/apps/files_external/src/actions/enterCredentialsAction.ts
index 79bb6a2bb84..4eec3d11865 100644
--- a/apps/files_external/src/actions/enterCredentialsAction.ts
+++ b/apps/files_external/src/actions/enterCredentialsAction.ts
@@ -1,11 +1,11 @@
-/**
+/*!
  * SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
  * SPDX-License-Identifier: AGPL-3.0-or-later
  */
 
 import type { AxiosResponse } from '@nextcloud/axios'
-import type { Node } from '@nextcloud/files'
-import type { StorageConfig } from '../services/externalStorage.ts'
+import type { INode } from '@nextcloud/files'
+import type { IStorage } from '../types.ts'
 
 import LoginSvg from '@mdi/svg/svg/login.svg?raw'
 import axios from '@nextcloud/axios'
@@ -17,7 +17,8 @@ import { addPasswordConfirmationInterceptors, PwdConfirmationMode } from '@nextc
 import { generateUrl } from '@nextcloud/router'
 import { spawnDialog } from '@nextcloud/vue/functions/dialog'
 import { defineAsyncComponent } from 'vue'
-import { isMissingAuthConfig, STORAGE_STATUS } from '../utils/credentialsUtils.ts'
+import { StorageStatus } from '../types.ts'
+import { isMissingAuthConfig } from '../utils/credentialsUtils.ts'
 import { isNodeExternalStorage } from '../utils/externalStorageUtils.ts'
 
 // Add password confirmation interceptors as
@@ -31,7 +32,7 @@ addPasswordConfirmationInterceptors(axios)
  * @param login The username
  * @param password The password
  */
-async function setCredentials(node: Node, login: string, password: string): Promise<null | true> {
+async function setCredentials(node: INode, login: string, password: string): Promise<null | true> {
 	const configResponse = await axios.request({
 		method: 'PUT',
 		url: generateUrl('apps/files_external/userglobalstorages/{id}', { id: node.attributes.id }),
@@ -39,10 +40,10 @@ async function setCredentials(node: Node, login: string, password: string): Prom
 		data: {
 			backendOptions: { user: login, password },
 		},
-	}) as AxiosResponse<StorageConfig>
+	}) as AxiosResponse<IStorage>
 
 	const config = configResponse.data
-	if (config.status !== STORAGE_STATUS.SUCCESS) {
+	if (config.status !== StorageStatus.Success) {
 		showError(t('files_external', 'Unable to update this external storage config. {statusMessage}', {
 			statusMessage: config?.statusMessage || '',
 		}))
@@ -75,7 +76,7 @@ export const action = new FileAction({
 			return false
 		}
 
-		const config = (node.attributes?.config || {}) as StorageConfig
+		const config = (node.attributes?.config || {}) as IStorage
 		if (isMissingAuthConfig(config)) {
 			return true
 		}
@@ -87,7 +88,7 @@ export const action = new FileAction({
 		const { login, password } = await spawnDialog(defineAsyncComponent(() => import('../views/CredentialsDialog.vue'))) ?? {}
 		if (login && password) {
 			try {
-				await setCredentials(nodes[0], login, password)
+				await setCredentials(nodes[0]!, login, password)
 				showSuccess(t('files_external', 'Credentials successfully set'))
 			} catch (error) {
 				showError(t('files_external', 'Error while setting credentials: {error}', {
diff --git a/apps/files_external/src/actions/inlineStorageCheckAction.ts b/apps/files_external/src/actions/inlineStorageCheckAction.ts
index 01ef4db706c..2e481993f9a 100644
--- a/apps/files_external/src/actions/inlineStorageCheckAction.ts
+++ b/apps/files_external/src/actions/inlineStorageCheckAction.ts
@@ -4,7 +4,7 @@
  */
 
 import type { AxiosError } from '@nextcloud/axios'
-import type { StorageConfig } from '../services/externalStorage.ts'
+import type { IStorage } from '../types.ts'
 
 import AlertSvg from '@mdi/svg/svg/alert-circle.svg?raw'
 import { showWarning } from '@nextcloud/dialogs'
@@ -12,7 +12,8 @@ import { emit } from '@nextcloud/event-bus'
 import { FileAction } from '@nextcloud/files'
 import { t } from '@nextcloud/l10n'
 import { getStatus } from '../services/externalStorage.ts'
-import { isMissingAuthConfig, STORAGE_STATUS } from '../utils/credentialsUtils.ts'
+import { StorageStatus } from '../types.ts'
+import { isMissingAuthConfig } from '../utils/credentialsUtils.ts'
 import { isNodeExternalStorage } from '../utils/externalStorageUtils.ts'
 
 import '../css/fileEntryStatus.scss'
@@ -44,14 +45,14 @@ export const action = new FileAction({
 		span.className = 'files-list__row-status'
 		span.innerHTML = t('files_external', 'Checking storage …')
 
-		let config = null as unknown as StorageConfig
+		let config: IStorage | undefined
 		try {
 			const { data } = await getStatus(node.attributes.id, node.attributes.scope === 'system')
 			config = data
 			node.attributes.config = config
 			emit('files:node:updated', node)
 
-			if (config.status !== STORAGE_STATUS.SUCCESS) {
+			if (config.status !== StorageStatus.Success) {
 				throw new Error(config?.statusMessage || t('files_external', 'There was an error with this external storage.'))
 			}
 
diff --git a/apps/files_external/src/actions/openInFilesAction.spec.ts b/apps/files_external/src/actions/openInFilesAction.spec.ts
index dc6990d375b..fff1688ec18 100644
--- a/apps/files_external/src/actions/openInFilesAction.spec.ts
+++ b/apps/files_external/src/actions/openInFilesAction.spec.ts
@@ -1,16 +1,19 @@
-/**
+/*!
  * SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
  * SPDX-License-Identifier: AGPL-3.0-or-later
  */
 
 import type { View } from '@nextcloud/files'
-import type { StorageConfig } from '../services/externalStorage.ts'
+import type { IStorage } from '../types.ts'
 
+import * as dialogs from '@nextcloud/dialogs'
 import { DefaultType, FileAction, Folder, Permission } from '@nextcloud/files'
 import { describe, expect, test, vi } from 'vitest'
-import { STORAGE_STATUS } from '../utils/credentialsUtils.ts'
+import { StorageStatus } from '../types.ts'
 import { action } from './openInFilesAction.ts'
 
+vi.mock('@nextcloud/dialogs', { spy: true })
+
 const view = {
 	id: 'files',
 	name: 'Files',
@@ -31,8 +34,8 @@ describe('Open in files action conditions tests', () => {
 			permissions: Permission.ALL,
 			attributes: {
 				config: {
-					status: STORAGE_STATUS.SUCCESS,
-				} as StorageConfig,
+					status: StorageStatus.Success,
+				} as IStorage,
 			},
 		})
 
@@ -64,8 +67,8 @@ describe('Open in files action conditions tests', () => {
 			permissions: Permission.ALL,
 			attributes: {
 				config: {
-					status: STORAGE_STATUS.ERROR,
-				} as StorageConfig,
+					status: StorageStatus.Error,
+				} as IStorage,
 			},
 		})
 		expect(action.displayName({
@@ -102,6 +105,7 @@ describe('Open in files action enabled tests', () => {
 describe('Open in files action execute tests', () => {
 	test('Open in files', async () => {
 		const goToRouteMock = vi.fn()
+		// @ts-expect-error - mocking for tests
 		window.OCP = { Files: { Router: { goToRoute: goToRouteMock } } }
 
 		const storage = new Folder({
@@ -112,8 +116,8 @@ describe('Open in files action execute tests', () => {
 			permissions: Permission.ALL,
 			attributes: {
 				config: {
-					status: STORAGE_STATUS.SUCCESS,
-				} as StorageConfig,
+					status: StorageStatus.Success,
+				} as IStorage,
 			},
 		})
 
@@ -130,8 +134,8 @@ describe('Open in files action execute tests', () => {
 	})
 
 	test('Open in files broken storage', async () => {
-		const confirmMock = vi.fn()
-		window.OC = { dialogs: { confirm: confirmMock } }
+		// @ts-expect-error - spy added by vitest
+		dialogs.showConfirmation.mockImplementationOnce(() => Promise.resolve(true))
 
 		const storage = new Folder({
 			id: 1,
@@ -141,8 +145,8 @@ describe('Open in files action execute tests', () => {
 			permissions: Permission.ALL,
 			attributes: {
 				config: {
-					status: STORAGE_STATUS.ERROR,
-				} as StorageConfig,
+					status: StorageStatus.Error,
+				} as IStorage,
 			},
 		})
 
@@ -154,6 +158,6 @@ describe('Open in files action execute tests', () => {
 		})
 		// Silent action
 		expect(exec).toBe(null)
-		expect(confirmMock).toBeCalledTimes(1)
+		expect(dialogs.showConfirmation).toHaveBeenCalledOnce()
 	})
 })
diff --git a/apps/files_external/src/actions/openInFilesAction.ts b/apps/files_external/src/actions/openInFilesAction.ts
index 55c1a7b084d..d6bccb9e9e1 100644
--- a/apps/files_external/src/actions/openInFilesAction.ts
+++ b/apps/files_external/src/actions/openInFilesAction.ts
@@ -1,20 +1,22 @@
-/**
+/*!
  * SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
  * SPDX-License-Identifier: AGPL-3.0-or-later
  */
-import type { StorageConfig } from '../services/externalStorage.ts'
+
+import type { IStorage } from '../types.ts'
 
 import { getCurrentUser } from '@nextcloud/auth'
+import { showConfirmation } from '@nextcloud/dialogs'
 import { DefaultType, FileAction } from '@nextcloud/files'
 import { t } from '@nextcloud/l10n'
 import { generateUrl } from '@nextcloud/router'
-import { STORAGE_STATUS } from '../utils/credentialsUtils.ts'
+import { StorageStatus } from '../types.ts'
 
 export const action = new FileAction({
 	id: 'open-in-files-external-storage',
 	displayName: ({ nodes }) => {
-		const config = nodes?.[0]?.attributes?.config as StorageConfig || { status: STORAGE_STATUS.INDETERMINATE }
-		if (config.status !== STORAGE_STATUS.SUCCESS) {
+		const config = nodes?.[0]?.attributes?.config as IStorage || { status: StorageStatus.Indeterminate }
+		if (config.status !== StorageStatus.Success) {
 			return t('files_external', 'Examine this faulty external storage configuration')
 		}
 		return t('files', 'Open in Files')
@@ -24,18 +26,18 @@ export const action = new FileAction({
 	enabled: ({ view }) => view.id === 'extstoragemounts',
 
 	async exec({ nodes }) {
-		const config = nodes[0]?.attributes?.config as StorageConfig
-		if (config?.status !== STORAGE_STATUS.SUCCESS) {
-			window.OC.dialogs.confirm(
-				t('files_external', 'There was an error with this external storage. Do you want to review this mount point config in the settings page?'),
-				t('files_external', 'External mount error'),
-				(redirect) => {
-					if (redirect === true) {
-						const scope = getCurrentUser()?.isAdmin ? 'admin' : 'user'
-						window.location.href = generateUrl(`/settings/${scope}/externalstorages`)
-					}
-				},
-			)
+		const config = nodes[0]?.attributes?.config as IStorage
+		if (config?.status !== StorageStatus.Success) {
+			const redirect = await showConfirmation({
+				name: t('files_external', 'External mount error'),
+				text: t('files_external', 'There was an error with this external storage. Do you want to review this mount point config in the settings page?'),
+				labelConfirm: t('files_external', 'Open settings'),
+				labelReject: t('files_external', 'Ignore'),
+			})
+			if (redirect === true) {
+				const scope = getCurrentUser()?.isAdmin ? 'admin' : 'user'
+				window.location.href = generateUrl(`/settings/${scope}/externalstorages`)
+			}
 			return null
 		}
 
diff --git a/apps/files_external/src/services/externalStorage.ts b/apps/files_external/src/services/externalStorage.ts
index ac5277bfc15..637f1d42f57 100644
--- a/apps/files_external/src/services/externalStorage.ts
+++ b/apps/files_external/src/services/externalStorage.ts
@@ -12,7 +12,7 @@ import { getCurrentUser } from '@nextcloud/auth'
 import axios from '@nextcloud/axios'
 import { Folder, Permission } from '@nextcloud/files'
 import { generateOcsUrl, generateRemoteUrl, generateUrl } from '@nextcloud/router'
-import { STORAGE_STATUS } from '../utils/credentialsUtils.ts'
+import { StorageStatus } from '../types.ts'
 
 export const rootPath = `/files/${getCurrentUser()?.uid}`
 
@@ -43,7 +43,7 @@ function entryToFolder(ocsEntry: MountEntry): Folder {
 		source: generateRemoteUrl('dav' + rootPath + '/' + path),
 		root: rootPath,
 		owner: getCurrentUser()?.uid || null,
-		permissions: ocsEntry.config.status !== STORAGE_STATUS.SUCCESS
+		permissions: ocsEntry.config.status !== StorageStatus.Success
 			? Permission.NONE
 			: ocsEntry?.permissions || Permission.READ,
 		attributes: {
diff --git a/apps/files_external/src/utils/credentialsUtils.ts b/apps/files_external/src/utils/credentialsUtils.ts
index ed95fe8a68b..7eaeed9a703 100644
--- a/apps/files_external/src/utils/credentialsUtils.ts
+++ b/apps/files_external/src/utils/credentialsUtils.ts
@@ -1,29 +1,20 @@
-/**
+/*!
  * SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
  * SPDX-License-Identifier: AGPL-3.0-or-later
  */
 
-import type { StorageConfig } from '../services/externalStorage.ts'
+import type { IStorage } from '../types.ts'
 
-// @see https://github.com/nextcloud/server/blob/ac2bc2384efe3c15ff987b87a7432bc60d545c67/lib/public/Files/StorageNotAvailableException.php#L41
-export enum STORAGE_STATUS {
-	SUCCESS = 0,
-	ERROR = 1,
-	INDETERMINATE = 2,
-	INCOMPLETE_CONF = 3,
-	UNAUTHORIZED = 4,
-	TIMEOUT = 5,
-	NETWORK_ERROR = 6,
-}
+import { StorageStatus } from '../types.ts'
 
 /**
  * Check if the given storage configuration is missing authentication configuration
  *
  * @param config - The storage configuration to check
  */
-export function isMissingAuthConfig(config: StorageConfig) {
+export function isMissingAuthConfig(config: IStorage) {
 	// If we don't know the status, assume it is ok
-	if (!config.status || config.status === STORAGE_STATUS.SUCCESS) {
+	if (config.status === undefined || config.status === StorageStatus.Success) {
 		return false
 	}
 
diff --git a/apps/files_external/src/utils/externalStorageUtils.ts b/apps/files_external/src/utils/externalStorageUtils.ts
index f28e30a02b0..0856b4a66bc 100644
--- a/apps/files_external/src/utils/externalStorageUtils.ts
+++ b/apps/files_external/src/utils/externalStorageUtils.ts
@@ -1,4 +1,4 @@
-/**
+/*!
  * SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
  * SPDX-License-Identifier: AGPL-3.0-or-later
  */