Do not pull the plug: Be sure to keep these devices plugged in

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Before going to bed, quickly pull the plugs – or not? Most electronic devices we should disconnect from the power at night for the climate and the wallet. But there are a few exceptions. Here you can find out which devices you should leave plugged in.

Many people understand it’s not a good idea to leave electrical appliances plugged in overnight. Why shouldn’t you do that? There are two reasons: It costs energy and money. But did you know that this is precisely the opposite for one or the other technical device: For these three devices, it is advantageous not to disconnect them from the mains in the evening.

the television
While we sleep at night, our TV is busy: If you own an OLED TV, you should leave it connected because, In sleep mode, it uses the time to regenerate the display. This is important so that the picture quality is not impaired. It can also happen that the smart TV downloads software updates overnight.
the WLAN
Unplugging the router in the evening is disadvantageous for a few practical reasons: Smartphones also go through updates at night, for which they need WLAN. If someone wants to reach you in an emergency, this could also be problematic if your landline is connected to the WLAN router.
the inkjet printer
Before you pull the plug on your inkjet printer at night, you should know: You will save some electricity, but you will also lose ink. The device often performs a print head cleaning run when you plug the printer back in the following day and restart it. The nozzles are sprayed with ink to prevent them from drying out.