Timeline cannot enabled and not working in Windows 10 v1803

I have upgraded the Windows 10 April 2018 Update 1803 version on my Surface Pro 4. When I log into my desktop, the timeline icon exists in task bar. However, when I tap on it, a new windows opens and doesn’t show any information. I would like to resume my past activities on all devices and view a specific piece of content at a specific time. How can I resolve the problem? Continue reading