Guides
How to update devices safely: phones, PCs, and smart home
Update devices safely with named paths for Windows, Mac, iPhone, Android, routers, and smart-home gear, plus a practical preflight and verification routine.
Reviews
Consumer battery types compared for voltage, use and care
Consumer battery types compared by nominal voltage, rechargeability, device fit, charging needs, safe handling, and end-of-life considerations.
Features
Rolling out a smart home room by room without losing manual control
Smart home rollout case showing how a fictional household tested thermostat, lighting, and voice controls while protecting privacy and preserving manual fallback.
Rules
How Long Can a Portable Power Station Run a Fridge? Real Runtime Math
Work out real fridge runtime from running watts, startup surge, duty cycle, and usable watt hours, then size a portable power station without guessing.
Guides
How to set up a smart home one room at a time
A step-by-step guide to set up a smart home in one room: plan the outcome, prepare accounts and Wi-Fi, install one device, test outages, and document it.
Start here
Guides
Software updates explained: what to check before and after
Software updates explained: how releases work, what to check before installing, how to verify the result, and what it means when support ends.
Guides
Batteries and charging: the basics explained
A practical guide to batteries and charging, covering capacity, lifespan, charging limits, heat, chemistry, safe habits, storage, travel, and recycling.
Guides
How to plan smart home systems for reliable control
A practical guide to smart home systems: map devices, choose local or cloud control, build safer automations, manage permissions, and plan for failures.
Guides
Assistive technology funding through US vocational rehabilitation agencies
State vocational rehabilitation agencies can pay for assistive technology, training, and repairs, but only when the device serves a documented job goal.
Features
Seattle and Boston assistive technology programs, an overview
Assistive technology programs Seattle Boston span clinics, public agencies, university labs, device loans, and funding pathways for residents.
Maintenance
Battery safety from Arizona heat to Minnesota cold, a US climate overview
Battery safety US climates: how heat and cold affect lithium-ion cells, what DOE guidance says, and storage and charging habits for every zone.
Latest from Tech Marsh
Guides
How to update devices safely: phones, PCs, and smart home
Update devices safely with named paths for Windows, Mac, iPhone, Android, routers, and smart-home gear, plus a practical preflight and verification routine.
Guides
Software updates explained: what to check before and after
Software updates explained: how releases work, what to check before installing, how to verify the result, and what it means when support ends.
Features
Battery replacement case: checks before laptop repair
This fictional battery replacement case walks through the safety, support, quote, warranty, and handover checks before a laptop battery repair.
Rules
Battery charging problems: what to check first
Battery charging problems can stem from power sources, cables, ports, software, or battery damage. Follow safe checks to isolate faults and know when to stop.