Firefox is adding support for manifest version 3 (MV3) extensions in Firefox {version}, however, older versions of Firefox are only compatible with manifest version 2 (MV2) extensions. We recommend uploading Manifest V3 extensions as self-hosted for now to not break compatibility for your users.
Firefox is adding support for manifest version 3 (MV3) extensions in Firefox {version}, however, older versions of Firefox are only compatible with manifest version 2 (MV2) extensions. We recommend uploading Manifest V3 extensions as self-hosted for now to not break compatibility for your users.