Apart from that, Opera version 26 happens to be a landmark release for Linux users since this is the very first stable release of the new Opera browser on Linux, and do take note that this particular version will play nice with 64-bit builds only.
One ought to take note that bookmarks are shared for up to 14 days by default, although you do have the option and flexibility to manage these settings through the ‘Shared by me’ folder, which can be discovered via the Bookmarks sidebar. Over here, you will be able to pick a shared folder and to click on ‘X’ so that you can stop sharing it. If you would want to, you can always select ‘Extend share’ so that you will have the sharing deadline pushed ahead into the future.