I have been very frustrated trying to find the Reminder Icon with the latest version (Chrome on Windows). Then I read the new features and they said you have to switch back to the old version to use reminders. This seems insane. It is such a natural and necessary feature, why remove it? Is it now only for paid members? He is the new features note that says switch back... https://help.evernote.com/hc/en-us/articles/209006027?utm_campaign=help_whats_new&utm_medium=account_menu&utm_source=evernote-web
In widows, as of Spet 2017, you select the notebook, then in the upper right hand of the "navigation pane" you select the circled "i" (e.g. info). Then check the box "select as default notebook"