Is it possible to automatically switch my TV, my home cinema system
and FireTV on and set all of them to the proper input modes when they
Yes, this is a standard activity. Here are two sample activities:
Watch Roku - Receiver power on, Receiver input set to HDMI1, TV power on, TV input set to HDMI1 (note: no commands to Roku since it is always ...
The Harmony Hub creates virtual switches in the SmartThings app. If you authorize these with Google home, you can issue commands like "Turn on Watch TV" or "Turn off Watch TV"
The Google home integration can be found under Things -> Voice Control in the SmartThing's Marketplace.
I found a workaround for this, you add a new TV device for each activity.
I figured I should post it, as I have not found any information on this elsewhere.
In MyHarmony app, click Devices and add a new device for the tv. In Power settings you can add a command after poweron for you quick access button you have defined on your LG Magic Remote, this setting ...
You could setup a local firewall, but your best bet is to put it on a separate secure WiFi network dedicated for IoT devices (if you don't trust the other devices on your network).
It's secure to the outside world; it's only insecure locally.
Here's a very late answer: I found that setting the interkey delay to zero in the Harmony desktop app (Devices/LG TV/Change Device Settings/Device delay settings/Inter-key delay) means a single keypress is interpreted as a long press and triggers the quick menu action. The disadvantage is that you can't use the numeric keys to enter a channel number but it's ...
You're right, Harmony Activities are a combination of actions with predefined "on" and "off" sequences.
If you want to control a device (i.e. send "on" and "off" commands separately), your solution will be the KukuHarmony project. It's not the easiest thing to handle (as it requires a running server), but not rocket science either.
A bit of research seems to indicate that it's status by design. Check out here on their support website: they say:
If a device is not turning on or switching inputs correctly, you may need to adjust your inter-device delay. The inter-device delay is how long Harmony waits after sending a command to one device, before being able to send a command to ...