Setup & Troubleshooting
How to Clean and Maintain Your Smart Ring or Watch
A simple daily and weekly cleaning routine for a smart ring or watch, what materials are safe to use, and habits that protect sensors and charging contacts.
Read moreAre Smart Rings Waterproof Enough for UK Swimming Pools?
What IP and ATM water resistance ratings actually mean, how UK pool water differs from rain, and how to look after a smart ring or watch after swimming.
Read moreSmart Ring UK Sizing: How British Ring Sizes Convert
How UK ring letter sizes relate to the numeric sizing used by smart ring brands, how to measure your finger properly, and which finger to choose.
Read moreCommon Smart Ring Problems and How to Fix Them
Ten of the most common smart ring problems — charging, pairing, drop-outs, odd data, battery drain, fit — each with its likely cause and a fix to work through.
Read moreCharging Your Smart Ring: Tips to Extend Battery Life
How to charge a smart ring properly, which settings quietly drain the battery, and how to keep the cell healthy over years rather than months.
Read moreHow to Pair Your COLMI Smart Ring with the App (Step-by-Step)
A step-by-step UK guide to pairing your COLMI smart ring with its companion app, plus fixes for the most common pairing failures.
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