Ubuntu engineers are rebuilding all archive packages in Ubuntu 26.04 to ensures all hardware compatibility features are enabled – important for an LTS cycle.
Want to try Ubuntu's amd64v3 packages? Here's how to check if your CPU supports them, enable them via APT, and revert if things go wrong.
Ubuntu 25.10 now offers amd64v3 optimised packages. What does x86-64-v3 mean for your CPU, and will the modest performance improvements be noticeable?