Google Home is adding power and energy readings to compatible Matter devices on Android. For owners of plugs or monitors that already measure energy, the useful change is being able to see those readings alongside the controls they use every day.
The important qualification is compatibility. This isn't a promise that every Matter plug can suddenly measure electricity, or that the same display has arrived on iPhone. Start with the accessory you own, rather than treating the update as a shopping list.
Check the device, then the reading
In its October 29 release notes, Google says supported Matter plugs and energy monitors can show current power and cumulative energy on their tiles and control screens. The notes specify Android and distinguish power, shown in milliwatts, from total energy, shown in kilowatt-hours.
Those are different questions. One asks what a device is drawing at a moment; the other asks how much it has used over time. If you're trying to understand an appliance's routine, don't compare one quick glance with another person's total and assume the numbers describe the same thing.
A sensible first check is modest: open an accessory you already know supports measurement, look for the new fields and establish what period its total represents. Don't assume a cumulative counter starts at midnight or matches your electricity billing period. The announcement doesn't establish either.
If nothing appears, check the accessory's documentation and your app platform before replacing hardware. Google cautions that features can take time to arrive even with the newest app version. A missing field by itself isn't enough to conclude your setup is broken.
Other fixes depend on what you own
This release also improves iOS camera-timeline scrolling and Android foldable-camera viewing. Certain older Nest cameras migrated to Home receive Wi-Fi reconnection fixes. Speaker firmware addresses disappearing groups and stereo pairs, alongside other playback and connectivity issues.
Google lists voice-assistant changes under Gemini for Home Early Access, separately from app and firmware changes. Keep those categories separate when checking which improvement should reach your household.
For a useful before-and-after check, pick the specific annoyance you actually experience. Does your camera history scroll through a gap? Can you find the speaker group that previously vanished? Retest normal use rather than deliberately interrupting a camera's connection to provoke a fault.
The energy display is worth checking if you already have compatible hardware. For everyone else, the more valuable part of this update may simply be a familiar control behaving predictably again. Check your existing equipment first and leave buying decisions until you've confirmed what's missing.