Door Repair
Removing a commercial door knob without screws
Learn how to remove a commercial door knob without visible screws using simple tools and clear steps, so you can handle the job with confidence.
November 10, 2025
Golden Key Locksmith NYC
Locksmith & Security Blog
Practical guides on locks, doors, access control, and security from NYC’s 24/7 locksmith team.
More Guides
Browse more locksmith and security guides from Golden Key NYC.
Smart Lock
5 Best Smart Locks for Apartments: A Renter’s Keyless Entry Guide (2026)
Find the best smart locks for apartments with easy installation, keyless entry, and top security features—perfect for renters who want convenience and peace of mind.
November 7, 2025
Door
Installing a panic bar on double doors
Get clear, step-by-step tips for installing panic bar on double doors, from choosing the right hardware to ensuring a safe, code-compliant setup.
November 7, 2025
Door Repair
Fixing a door knob not locking: A 5-step guide
Get practical tips on how to fix door knob not locking with this clear 5-step guide. Learn easy solutions to restore your door’s security and peace of mind.
November 6, 2025
Security Systems
Locking a push bar door from inside (the right way)
Learn how to lock push bar door from inside safely and correctly, with clear steps, essential tools, and tips to keep your building secure and compliant.
November 5, 2025
Door Repair
Door lock repair & replacement cost in NYC: how to change a door lock
Get a clear idea of door lock repair cost, what affects pricing, and tips to save money when hiring a locksmith for your home or business.
November 4, 2025
Locksmith
How Much Does It Cost to Change Locks on Two Doors?
Wondering how much does it cost to change locks on two doors? Get clear pricing, key factors, and tips to help you budget for your next lock change.
November 3, 2025
Door Repair
How a door latch mechanism works (and how to fix it)
Get clear answers on how a door latch mechanism works, common problems, and simple fixes to keep your doors secure and working smoothly.
November 3, 2025
Door
Becoming a certified fire door installer
Learn how to become a certified fire door installer, from essential skills and training to certification steps and tips for building a successful career.
October 31, 2025
Door Repair
Broken internal door lock mechanism: how to diagnose and fix it
Learn what to do when your internal door lock mechanism is broken, with clear steps for diagnosing, fixing, and preventing common lock problems.
October 30, 2025
Need Help From a Locksmith Now?
Call Golden Key Locksmith NYC for fast 24/7 emergency service or to schedule lock, door, and security work.