

Hill stated back then that Manifest V3 could be the end of uBlock Origin for Google Chrome.

Several extension developers, including Raymond Hill, who developers uBlock Origin, voiced their concern over the drafts that Google published at the time. Google has been criticize heavily for the initial Manifest V3 drafts, as these changed core content blocking API functionality. Google's web browser will stop running Manifest V2 extensions, but there is an Enterprise policy which extends support by six months.

In January 2023, Chrome will no longer accept Manifest V2 extension updates in the Chrome web browser. Updates for existing Manifest V2 extensions are still allowed. In June 2022, private extensions will no longer be accepted as well. Private extensions, those with the private visibility setting, can still be submitted as Manifest V2 extensions. Updates for existing Manifest V2 extensions can still be submitted and these will be updated normally. The company introduced support for the new manifest version in Chrome 88, released earlier in 2021, and has now revealed plans to phase out support for extensions that use Manifest v2.Īccording to the timeline that Google posted, Chrome's Web Store will block new Manifest V2 extensions from being accepted from Januonward. Google has been working on a new extension manifest, Manifest v3, for quite some time.
