Illustration: Ryan Snook, Photo: Getty

A new light-switch cover, or some peel-and-stick molding, or an interesting toilet-roll holder is all it takes to give your space an easy but effective upgrade without the help of an interior designer or contractor. In fact, we reached out to designers themselves for quick tips that don’t rely too heavily on DIY, though some elbow grease may be involved. Below, 42 expert-recommended easy home upgrades from 27 experts — everything from printing your own posters to repairing cane chairs to putting all your lights on a dimmer — all of which are accessible and inexpensive but still unexpected, decorative, and, most of all, useful.

In many apartments, the dining area comes with either a depressing boob light or no overhead fixture at all. If you can’t install a pendant, hang a mobile above your dining table instead. A brass mobile catches and reflects light as it moves, creating shifting patterns. — Ming Thompson, architect and designer

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