9to5Linux Weekly Roundup for April 19th, 2026, brings news about Ubuntu 26.04 LTS, Firefox and Thunderbird 150, Colorado's exemption on Linux and Open Source, LXQt 2.4, Linux 6.19 EOL, Ubuntu 26.10 release date and codename, VirtualBox 7.2.8, Archinstall 4.3, Framework Laptop 13 Pro, QEMU 11, Tails 7.7, BleachBit 6.0, Linux 7.1 RC1, PipeWire 1.6.4, and more.