How to install thunderbird with RPMs on CentOS 7.x

1. Download a rpm file for thunderbird on internet accessible PC. yum install http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-2.noarch.rpm yumdownloader thunderbird 2. Install thunderbird. sudo rpm -ivh thunderbird-24.7.0-1.el7.x86_64.rpm 3. You may meet an error message like this: error: Failed dependencies: nspr >= 4.10.6 is needed

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