How much longer will the Lenovo Chromebook Duet 3 last?

About 20 months of realistic life left at moderate use. Hardware wear runs to Jun 2028 and security updates end Jun 2032.

When do security updates stop for the Lenovo Chromebook Duet 3?

Security updates are expected to end Jun 2032. Derived from the manufacturer’s announced support commitment for this device line.

How Long Will the Lenovo Chromebook Duet 3 Last?

Plan ahead Announced policy

Lenovo Chromebook Duet 3 should stay usable to around Jun 2028.

about 20 months of realistic life left

Today

Jun 2022Released Jun 2028Hardware Jun 2032Security

What ends it first: typical hardware wear at this usage level. Security updates run to Jun 2032, so wear is the constraint, and wear is repairable.

Wear is what limits this one, so a battery or screen repair may be the cheaper move.

Work out repair vs replace Repair guides and parts on iFixit

Support dates from

Google ChromeOS Auto Update policy

Checked 2026-09-01

A planning estimate from published support policies and typical wear, not a guarantee. Care, environment and luck all move it.

Adjust for how you use it

Device type

Brand

Model

How hard do you use it?

Light Moderate Heavy

Everyday work, streaming

Battery health

This is the number that decides it. Everything below updates the moment you pick one.

Laptop battery health

Battery already replaced? (month)

Windows: run powercfg /batteryreport in a terminal, open the HTML file it writes, and divide Full Charge Capacity by Design Capacity. Mac: System Settings › Battery › Battery Health.

A new battery restarts most of the wear clock. It does not move the security-update cutoff. Nothing does. Buying second-hand does not reset it either: a refurbished unit still has a battery of its original age unless it was actually replaced.

One number needed

Tell us your battery health and you get a straight answer.

Pick your battery health above. It is the one number that separates "this needs a cheap part" from "this needs replacing".

How to get that number

Find your battery health. Windows: run powercfg /batteryreport in a terminal, open the HTML file it writes, and divide Full Charge Capacity by Design Capacity. Mac: System Settings › Battery › Battery Health.
Pick the band it falls into in the dropdown above.
Read the verdict here. It updates as you change it; there is nothing to submit.

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