AN Digital Lock · Learning Hub
200 Questions Every Singapore Homeowner Asks About Digital Locks
Practical answers about digital locks, wooden doors, metal gates, HDB compatibility, installation, security, maintenance and smart features — organised into ten easy-to-browse topics.
Explore by topic
Ten focused guides, with twenty questions in each.
01
Buying Guides & Product Selection
Choosing the right lock, budget, and where to start
02
HDB, Fire-Rated Door & Compatibility
Rules, certification and what fits your door
03
Brand & Model Comparisons
How the brands actually differ
04
Unlocking Methods & Everyday Convenience
Fingerprint, face, PIN, card, app — and daily life
05
Security, Privacy & Safety
What a digital lock protects, and what it doesn't
06
Battery, Lifespan & Maintenance
Keeping it working for years
07
Installation, Handover & After-Sales
From booking to the day something goes wrong
08
Troubleshooting & Preventing Common Problems
Fix it yourself, or know when to call
09
Smart Home, Camera & Connected Features
Apps, hubs, cameras and integrations
10
Why Choose AN Digital Lock
Substance behind the service
Popular questions
Start with the questions homeowners most often need answered.
How do I choose the right digital lock for my home?
Am I allowed to install a digital lock on my HDB door?
Can a digital lock be installed on a fire-rated door without voiding its rating?
What are all the ways a modern digital lock can be unlocked?
Can someone hack my digital lock over Wi-Fi or Bluetooth?
How long do digital lock batteries actually last in Singapore conditions?
How do I use an emergency power bank or USB backup to open my door?
What happens on installation day, from arrival to handover?
My fingerprint suddenly stopped being recognised — what should I do?
What does a "smart" digital lock actually do that a basic one doesn't?