Does Alexa Stay on All the Time?
If you want to completely power down an Echo Dot, your best option isto unplug the unit.
Does Echo Dot Turn Off Automatically?

No, the Echo Dot does not turn off automatically.
Can You Turn Echo Dot Off at Night?
As long as power is being supplied to the unit, it will remain on.

How Do I Turn Off My Alexa Echo Dot?
Heres how to do that:
Locate the dedicated microphone button on the top of the gadget.
Press the microphone button and the notification ring will turn red, indicating that the microphone has been disabled.

Leave it disabled as long as you want or need.
To turn it on again, press the button one more time and the red light will go away.
What Do the Echo Dot Notification Colors Mean?

The color of the light ring around the top of the Echo Dot represents the most recent notification.
How Do I Turn On Alexa’s Do Not Disturb Mode?
TapEcho & Alexaat the top, and then choose the rig that you want to activate DND mode on.

Scroll down toGeneral, and tapDo Not Disturb.
Toggle the top button to turn the mode on.
This allows you to turn Alexa notifications off when you’re sleeping, for instance.

You will find theScheduletoggle and options in theDo Not Disturbmenu in the Alexa app.
FAQ
You canturn on your Echo Dotby plugging it into the power supply.
Wait for the light ring to activate.
If the unit wont turn on, check the power connection, andreset your Echo Dotif necessary.
To disableAlexa notifications, put your equipment in Do Not Disturb Mode.
If the blue light is on and you didn’t give a command, say Alexa, stop.
If the issue persists, unplug your Echo Dot and plug it back in.
Reset the unit if you’re still having problems.
In the Alexa app, go to the parameters for your Echo Dot and tapSounds.
From here, you’re able to change or disable sounds for notifications and alarms.
Tap theVoice Purchasingtoggle to change it to the off position.