Can it working on Android, I try to login but got Login failed: Status: 501, help me, please. I really need this nice add-on.

can not import bookmarks form remote webdav, i fixed some bug and add chinese support, created a new add-ons, if you not allow, i will delete it, it's in https://addons.mozilla.org/zh-CN/firefox/addon/syncmarks-update/?src=search