Portable devices.
WHAT SHORTENS BATTERY LIFE
Heat Being kept permanently at full charge Repeated full discharge Age
WHAT TO DO
Avoid leaving a device in a hot place Avoid running it flat regularly Use the manufacturer's charger
WHAT ABOUT LEAVING IT PLUGGED IN
Modern devices manage this, but heat while charging still matters.
WHAT TO ENABLE
Battery health features, where the device offers them.
WHAT TO EXPECT
Capacity declining gradually. A battery holding far less after a few years is normal.
WHAT TO CHECK
The reported battery health, where available.
WHAT TO DO ABOUT A SWOLLEN BATTERY
Stop using the device and have it replaced.
That is a safety matter, not an inconvenience.
WHAT ELSE TO PLAN FOR
Power interruptions.
WHAT TO ARRANGE
A way to keep essential equipment running briefly A way to keep working during an outage
WHAT TO CHARGE IN ADVANCE
Devices, before a period of expected interruption.