The obs repository containing the test package: https://download.opensuse.org/repositories/home:/michael-chang:/bsc:/1218864/standard/ For openSUSE Tumbleweed, you may follow the procedure to install the test package: > zypper ar --repo https://download.opensuse.org/repositories/home:/michael-chang:/bsc:/1218864/standard/home:michael-chang:bsc:1218864.repo > zypper ref > zypper dup --from home_michael-chang_bsc_1218864 --allow-vendor-change And this procedure to remove the test package: > zypper rr home_michael-chang_bsc_1218864 > zypper dup --allow-vendor-change For uefi, you may have to disable secure boot because the test grub.efi is not signed by SUSE. Optionally it is possible to keep secure boot on, but you have entrust the key of my home project by enrolling it into "Machine Owner Key" (MOK) keyring. > mokutil --import /usr/share/efi/x86_64/grub.der Thanks.