# Angular Performance: Optimize Angular Change Detection

DevFeed: [Angular Performance: Optimize Angular Change Detection](<https://devfeed.tech/articles/angular-performance-optimize-angular-change-detection-21351.md>)

Original publisher: [Read original article](<https://juri.dev/blog/2019/08/ngperf-optimize-change-detection/>)

Published: 2019-08-29T00:00:00Z

Content type: tutorial

Language: en

Sources: [Juri Strumpflohner](<https://devfeed.tech/sources/juri-strumpflohner.md>)

Topics: [Angular](<https://devfeed.tech/topics/angular.md>), [Development](<https://devfeed.tech/topics/development.md>), [browser](<https://devfeed.tech/topics/browser.md>)

Tags: [angular](<https://devfeed.tech/tags/angular.md>), [article](<https://devfeed.tech/tags/article.md>), [egghead](<https://devfeed.tech/tags/egghead.md>), [performance](<https://devfeed.tech/tags/performance.md>), [series](<https://devfeed.tech/tags/series.md>), [videos](<https://devfeed.tech/tags/videos.md>)

## AI overview

This tutorial explains how Angular change detection responds to manual triggers and asynchronous events, and how it can cause extensive computation in larger applications. It presents optimization approaches that reduce the number of components updated and use pure pipes.

## Source excerpt

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