Some of you might be facing this issue when clicking on the FreeBusy widget on chrome, that causes the contents of the popup for an extension (triggered by the button in the toolbar) to extend beyond the popup itself like below:
To fix this please follow these 5 steps below
Open up the Chrome browser
In the address bar type chrome://extensions and press ENTER
Find the FreeBusy Scheduling Assistant extension
Click on options Dont worry that the screen reads coming soon
Press CTRL and +/- (or scroll wheel) and get the page zoom to 100%
Now your screen should display the widget look this: