Mozilla has released Firefox 93 with AVIF image support, SmartBlock 3.0, warnings against insecure downloads and performance improvements. Your installation should automatically update to Firefox 93.
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Mozilla has released Firefox 90 with some big changes. It includes SmartBlock 2.0 which handles Facebook scripts better and it brings software WebRender to installs without hardware acceleration.
Mozilla has released Firefox 87. It introduces SmartBlock that loads local scripts in place of blocked ones when Enhanced Tracking Protection is set to Strict, stopping websites from breaking.