To prevent <span class="pc-clone mac-clone">installing</span> <span class="upgrade-clone">upgrading to</span> an outdated version of Tails with known security issues, make sure that the Tails you are <span class="pc-clone mac-clone">installing</span> <span class="upgrade-clone">upgrading</span> from is up-to-date:
Verify that you are running <span class="guilabel">Tails [[!inline pages="inc/stable_amd64_version" raw="yes" sort="age"]]</span> released on [[!inline pages="inc/stable_amd64_date" raw="yes" sort="age"]]: