Before submitting a Chromebook related ticket - both for students and/or staff, it is always worth looking to see if the Chromebook is up to date.  The following screenshot is perhaps our most commonly sent first response to Chromebook tickets - this is a "trick" worth keeping in your back pocket if you discover your Chromebook is acting up.  If the Chromebook isn't up to date - strange things do sometimes happen and we have found that simply updating the Chromebook does actually solve a lot of problems.