diff --git a/ReactNativeClient/lib/models/Setting.js b/ReactNativeClient/lib/models/Setting.js
index 64f650c9d..bc85f5e6b 100644
--- a/ReactNativeClient/lib/models/Setting.js
+++ b/ReactNativeClient/lib/models/Setting.js
@@ -131,11 +131,11 @@ class Setting extends BaseModel {
 				return value ? rtrimSlashes(value) : '';
 			}, public: true, label: () => _('Directory to synchronise with (absolute path)'), description: (appType) => { return appType !== 'cli' ? null : _('The path to synchronise with when file system synchronisation is enabled. See `sync.target`.'); } },
 
-			'sync.5.path': { value: '', type: Setting.TYPE_STRING, show: (settings) => { return settings['sync.target'] == SyncTargetRegistry.nameToId('nextcloud') }, public: true, label: () => _('Nextcloud WebDAV URL') },
+			'sync.5.path': { value: '', type: Setting.TYPE_STRING, show: (settings) => { return settings['sync.target'] == SyncTargetRegistry.nameToId('nextcloud') }, public: true, label: () => _('Nextcloud WebDAV URL'), description: () => _('Attention: If you change this location, make sure you copy all your content to it before syncing, otherwise all files will be removed! See the FAQ for more details: %s', 'https://joplin.cozic.net/faq/') },
 			'sync.5.username': { value: '', type: Setting.TYPE_STRING, show: (settings) => { return settings['sync.target'] == SyncTargetRegistry.nameToId('nextcloud') }, public: true, label: () => _('Nextcloud username') },
 			'sync.5.password': { value: '', type: Setting.TYPE_STRING, show: (settings) => { return settings['sync.target'] == SyncTargetRegistry.nameToId('nextcloud') }, public: true, label: () => _('Nextcloud password'), secure: true },
 
-			'sync.6.path': { value: '', type: Setting.TYPE_STRING, show: (settings) => { return settings['sync.target'] == SyncTargetRegistry.nameToId('webdav') }, public: true, label: () => _('WebDAV URL') },
+			'sync.6.path': { value: '', type: Setting.TYPE_STRING, show: (settings) => { return settings['sync.target'] == SyncTargetRegistry.nameToId('webdav') }, public: true, label: () => _('WebDAV URL'), description: () => _('Attention: If you change this location, make sure you copy all your content to it before syncing, otherwise all files will be removed! See the FAQ for more details: %s', 'https://joplin.cozic.net/faq/') },
 			'sync.6.username': { value: '', type: Setting.TYPE_STRING, show: (settings) => { return settings['sync.target'] == SyncTargetRegistry.nameToId('webdav') }, public: true, label: () => _('WebDAV username') },
 			'sync.6.password': { value: '', type: Setting.TYPE_STRING, show: (settings) => { return settings['sync.target'] == SyncTargetRegistry.nameToId('webdav') }, public: true, label: () => _('WebDAV password'), secure: true },