Note:
Once any Sengled Smart device has been reset, it has been reset to factory.
That means the only thing left to do is to add it back like a new device.
So, for example, if you reset a Sengled Smart Hub, you must add it back like a new hub.
If you reset a Sengled Smart LED bulb that was on your hub, you must add it back to your hub like a new bulb.
Here is an article explaining how, and why, to reset the Sengled Smart hub: How do I reset the Sengled hub?
Here is an article explaining how, and why, to reset the Sengled Smart LED line of bulbs (hub required): How do I reset a Sengled Smart LED bulb?
Here is an article explaining how, and why, to reset the Sengled Smart Wi-Fi bulbs: How do I reset the Sengled Smart Wi-Fi LED bulb?
Here is an article explaining how, and why, to reset the Sengled Smart Bluetooth Mesh bulbs: How do I reset the Sengled Smart Bluetooth Mesh LED bulb?
Below are articles on how to reset other Sengled Smart LED devices and Smart Accessories (all of which require a hub):
How do I reset the Smart LED Multicolor Light Strip?
How do I reset the Sengled Smart Plug?
How do I reset the Sengled Smart Sensor?
How do I reset the Sengled Smart LED With Touch Control (Element Touch) bulb?