Firefox 121 is out with AV1 improvements, new features for PDF viewer, and more December 19, 2023 by admin Tweet Mozilla has released Firefox 121 in the Release channel. The final feature update in 2023 brings improvements for AV1 video decoding, new features for the PDF viewer, and other changes. Read more… Neowin Related Posts:Firefox 127 is out with autostart on Windows, tab…Firefox 124 is out with Windows jumplist…Firefox 109 is out with Manifest V3 extensions…Firefox 126 is out with RTX Video Super Resolution,…Firefox 133 is out with Bounce Tracking Protection,…
