Resetting a smart plug can mean two different things: power-cycling it to clear a temporary lockup, or factory-resetting it to erase configuration and pair it again. Start with a simple restart; a full reset can remove Wi-Fi details, schedules, and automations. The exact procedure depends on the model.
Try a power restart first
Unplug the device, wait the interval recommended by its manual, and reconnect it to an outlet known to work. If connectivity returns, there is no need to erase settings. Do not use the plug if it is hot, discolored, cracked, or smells burned.
Distinguish a restart from a factory reset
A factory reset usually involves holding a button until the status light changes pattern. That action can erase the network and automations. Check the manufacturer manual or app before holding buttons at random for several seconds.
After a reset, pair the plug again from scratch
Put the phone on the compatible network and band, enable Bluetooth or permissions only when the app requires them, and keep the plug near the router during setup. If the model requires 2.4 GHz, do not assume a single combined network name will always negotiate pairing correctly.
Do not keep resetting a problem that looks electrical
If the plug disconnects with a particular load, becomes hot, or its relay makes abnormal sounds, remove the load and compare it with the rated capacity. A reset does not repair damaged contacts or an overload; replace or service the device according to the manufacturer.