需要 openSUSE Tumbleweed ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/Base:System/openSUSE_Tumbleweed/Base:System.repo
zypper refresh
zypper install dos2unix
需要 openSUSE Factory ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/Base:System/openSUSE_Factory/Base:System.repo
zypper refresh
zypper install dos2unix
需要 assist repo checker ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/Base:System/assist_repo_checker/Base:System.repo
zypper refresh
zypper install dos2unix
需要 16.0 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/Base:System/16.0/Base:System.repo
zypper refresh
zypper install dos2unix
需要 15.6 ，用 root 執行：
zypper addrepo https://download.opensuse.org/repositories/Base:System/15.6/Base:System.repo
zypper refresh
zypper install dos2unix