5.10.149-2 produced no improvement for my A10-7850K Radeon R7. 5.19.0-0.deb11.2-amd64 solves the problem for me, which is no surprise given Bookworm has been working fine on same PC using its latest 5.19 kernel. -- Evolution as taught in public schools is, like religion, based on faith, not based on science. Team OS/2 ** Reg. Linux User #211409 ** a11y rocks! Felix Miata