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INP by operating system

INP by operating system without noise

Vasil Dachev avatar
Written by Vasil Dachev
Updated over 3 weeks ago


What is INP by operating system

INP by operating system shows the Interaction to Next Paint (INP) value across different operating systems (e.g., Windows, macOS, Linux). This lens helps you identify which operating systems deliver a slower interaction experience for your users.

The list includes only operating systems that generated traffic to your website during the selected period.

A common reason for slower INP on certain operating systems is the wide range of hardware performance — for example, Windows devices vary from high-end machines to very low-end configurations. Combined with heavy JavaScript, this can result in sluggish responsiveness.

INP is part of the Core Web Vitals and measures how quickly a page responds to user interactions like clicks, taps, and key presses.



Healthy INP by operating system sample


Should you worry

A healthy INP by operating system lens looks all green. Some operating systems may be greener than others, but as long as there's no yellow or red, it’s considered healthy. The greener the OS, the better the responsiveness.

Unhealthy INP by operating system sample

In the example below, INP by operating system shows that Android and iOS are the slowest operating systems. This can lead to users experiencing lag when trying to interact with the site on mobile — hurting engagement and conversion rates.

Resolving unhealthy INP by operating system

Go-to action plan to resolve an unhealthy INP by operating system:

  1. Ask Uxi to analyze your INP by operating system values and suggest improvements.

  2. Use Filters to focus on the slow OS in your INP by operating system, then explore other INP lenses (like page or device) to find overlapping problem areas.

  3. Simulate INP of the suspected lens to see if fixing it will resolve the INP by operating system. If yes, this is where the resolution focus should be.

  4. Use an automated INP optimization tool like INProve to improve your INP by operating system values.

  5. Once you’ve improved INP, set an alert to be the first to know if it starts worsening again.

Try it yourself

Discover how your website performs with real user data.

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