Verify that the other Tails is up-to-date

To prevent installing upgrading to an outdated version of Tails with known security issues, make sure that the Tails you are installing upgrading from is up-to-date:

  1. Choose Applications ▸ Tails ▸ About Tails.

  2. 核實執行的是Tails 5.0 其發佈時間為


a. 運行 5.0 的話,則可以繼續下一步驟。

b. 如果不是運行 5.0 ,那麼請連上網際網路 並啟用 Tor。一兩分鐘後, Tails Upgrader 訊息會出現並指示如何進行昇級。依請求淮許所有的昇級。