This applies to both 14.04 and 16.04. We do not support 12.04 x64. <br> The steps are as follows: Back up your existing DVR configuration as a general precaution.Uninstall existing server and deps packages – apt-get remove edvrserver edvrserver-depsNote that this will properly preserve your existing DVR configuration, so that you should not have to additionally… Continue reading Migrating from 32-on-64 to 64-on-64 Linux