Old garage door openers are simple to use, but that means they're particularly susceptible to break-ins. Here's what you can do to secure your garage and home.

If the remote works but the wall switch doesn ... Before you pull the old one off to begin the garage door repair, clamp down ...

Any info (the door codes that have been sniffed) is displayed through a 4-bit interface on the LCD, for easy recording. With the codes, one can configure another garage remote to open the door.

There’s nothing more frustrating than pulling into your driveway, pressing the garage door opener, and… nothing happens.

For example, when [PJ Allen] turned two ESP8266-based NodeMCU development boards into a replacement wireless remote garage door opener, a handy USB power bank ended up serving as a bit of a cheat ...