How to Upgrade Your Home Security Locks for an Older House

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Upgrading locks in an older house usually means dealing with unusual door thicknesses or vintage hardware. I'd start by checking if your current deadbolt is a standard size, then consider a smart lock that fits a mortise cutout or a retrofit kit. You might need to reinforce the strike plate with longer screws into the frame, and if the door is thin, choose a lock with a smaller interior footprint. If you have a classic rim lock, you can swap it for a modern version with a keypad, preserving the…