Can I lock and unlock with my key even though I installed Glue? 24 September 2019 11:09 Updated The Glue Lock has no impact on your existing lock and you can just lock and unlock with your physical key from the outside. Related articles Installation guides How does the Glue lock connect to the internet? What do I do if my smartphone runs out of battery? How safe is my Glue Smart Lock? What is the difference between Glue Lock 2nd gen, 3rd gen and 3rd gen pro?