How to Add Key Card YD3109 to Yale Smart Door Lock

Most Yale smart locks can be unlocked directly with a key card, which is a very convenient design, but when I just bought it, the card was blank, waiting for us to set it up. If you have installed the Yale smart door lock YD3109, then follow my footsteps and see how to add a door card to this smart lock!

Yale YDM3 109 add a key card the first step:

Yale 3 109 smart locks, including most Yale smart locks, the first step of most operations is the same-open the battery cover and press the register key.

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