Firefox 153 Turns On 4 Containers by Default as Mozilla Adds Local Network Permission Prompts
Updated
Updated · ZDNet · Jul 22
Firefox 153 Turns On 4 Containers by Default as Mozilla Adds Local Network Permission Prompts
3 articles · Updated · ZDNet · Jul 22
Summary
Mozilla made Containers opt-out in Firefox 153, shipping four preset spaces—Personal, Work, Banking and Shopping—to isolate tabs, cookies and logins by default.
That change aims to curb cross-site tracking and data leakage between tabs, while still letting users run multiple accounts for the same service in one browser.
Firefox 153 also starts prompting when a website tries to reach devices or services on a local network, including routers, printers, file servers, smart TVs and other IoT hardware.
The local-network control is still experimental and rolling out gradually, but users can already manage site permissions manually in Firefox settings.