Make sure it's not a folder that's already in the bookmarks/favourites list. If it's already there then it will have no effect.
** Changed in: nautilus (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to nautilus in Ubuntu. https://bugs.launchpad.net/bugs/1789887 Title: Dragging and dropping a folder onto the "New bookmark" item in the bookmark section has no effect Status in nautilus package in Ubuntu: Incomplete Bug description: Dragging and dropping a folder onto the "New bookmark" item in the bookmark section has no effect. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: nautilus 1:3.26.3-0ubuntu4 Uname: Linux 4.15.18-041518-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.20.9-0ubuntu7.2 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Thu Aug 30 12:37:12 2018 SourcePackage: nautilus UpgradeStatus: Upgraded to bionic on 2018-04-30 (122 days ago) usr_lib_nautilus: To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nautilus/+bug/1789887/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp