--- title: Firefox 153 released | daily.dev description: Firefox 153 has been released with several notable changes: default local-file-access permissions for extensions have been updated, LAN restrictions are now... canonical: https://daily.dev/posts/firefox-153-released-dc5yykmfq twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Firefox 153 released | daily.dev og:description: Firefox 153 has been released with several notable changes: default local-file-access permissions for extensions have been updated, LAN restrictions are now... og:url: https://daily.dev/posts/firefox-153-released-dc5yykmfq og:image: https://api.daily.dev/og/posts/dC5yyKmfQ.png og:image:alt: Firefox 153 released og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Firefox 153 released **[LWN.net](https://daily.dev/sources/lwn)** · 1 min read · 0 upvotes · 0 comments ## Summary Firefox 153 has been released with several notable changes: default local-file-access permissions for extensions have been updated, LAN restrictions are now enabled by default for all users, a visual indicator shows when a site accesses the user's location, users can now merge PDFs and add images as PDF pages, and experimental support for the JPEG XL image format has been added. Security advisories and developer-facing release notes are also available. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Firefox 150 released](https://daily.dev/posts/firefox-150-released-7uhuhq3mh) · LWN.net · 0 upvotes · 0 comments - [Firefox 152.0 released](https://daily.dev/posts/firefox-152-0-released-pxc1o9ocf) · LWN.net · 0 upvotes · 0 comments - [Firefox 152 Now Available With JPEG-XL Support Built By Default, Modernized Settings UI](https://daily.dev/posts/firefox-152-now-available-with-jpeg-xl-support-built-by-default-modernized-settings-ui-tw3gwuntt) · Phoronix · 3 upvotes · 0 comments --- Tags: [#devtools](https://daily.dev/tags/devtools), [#firefox](https://daily.dev/tags/firefox) [View this post on daily.dev](https://daily.dev/posts/firefox-153-released-dc5yykmfq) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Firefox 153 released","url":"https://daily.dev/posts/firefox-153-released-dc5yykmfq","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/firefox-153-released-dc5yykmfq"},"datePublished":"2026-07-21T15:18:37.405Z","dateModified":"2026-07-22T13:12:28.841Z","description":"Firefox 153 has been released with several notable changes: default local-file-access permissions for extensions have been updated, LAN restrictions are now...","image":"https://media.daily.dev/image/upload/s--VDukGCjf--/f_auto/v1722860399/public/Placeholder%2002","thumbnailUrl":"https://media.daily.dev/image/upload/s--VDukGCjf--/f_auto/v1722860399/public/Placeholder%2002","isAccessibleForFree":true,"articleSection":"LWN.net","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"LWN.net","logo":"https://media.daily.dev/image/upload/s--4jjE7GIK--/f_auto,q_auto/v1774960833/logos/lwn?_a=BAMAMiWQ0","url":"https://daily.dev/sources/lwn"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/firefox-153-released-dc5yykmfq","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"devtools,firefox","timeRequired":"PT1M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"LWN.net","item":"https://daily.dev/sources/lwn"},{"@type":"ListItem","position":3,"name":"Firefox 153 released"}]} ```