Doing a factory reset on any electronic product shouldn’t be that difficult. It’s usually through a menu that you can access or a dedicated button you press.
GE’s smart bulb called ‘C’, has a reset process that may test your patience.
Factory Reset ‘C’ bulbs by GE
Here’s the video from GE.
Turn on and Turn off
Turn on for 8 seconds.

Turn off for 2 seconds.

Turn on for 8 seconds.

Turn off for 2 seconds.

You get the picture.
Reset
In all seriousness, instances where we need to reset a device is few and far between, but when we need to, it is helpful for a clear step-by-step process, which GE has done.
Source: Digital Trends