Offer for existing members: Upgrade for Free*
Cybercrime has evolved. Our protection has too. *For the remainder of your subscription. Terms apply.
適用於 Windows,Windows 10 in S Mode
Message: "No active subscription on this device" appears in Norton 360 app on Windows
To resolve this issue, sign in using your Norton account email address and password that is registered with your Norton 360 app.
-
In the error window, click Sign in.
-
Type in your Norton account email address and password, and click Sign In.
If the problem persists, then uninstall and reinstall your Norton 360 app.
Uninstall Norton 360 app
-
Download the Norton 360 Remover tool.
Save the file to the Windows desktop. On some browsers, the file is automatically saved to its default location. -
To open the Downloads window in your browser, press the Ctrl + J key.
-
Double-click the Norton_360_remover icon.
-
To uninstall and reinstall your Norton device security product, click Remove.
-
To confirm, click Uninstall.
-
After the uninstall is complete, click Restart Now.
Reinstall your Norton 360 app
-
Go to my.Norton.com and sign in with your Norton account email address and password.
-
In the dashboard page, click Download.
If you want to install a different subscribed product, go to My Subscriptions. In the My Subscriptions tab, select the Norton product with an active subscription and click Download. -
In the Get Started page, click Agree and Download.
-
If you are installing on Windows 11/10 in S mode, click Get it from Microsoft and follow the prompts to install from the Microsoft store.
-
Once the download completes run the installer from your browser, press Ctrl + J key, to open the Downloads window in your browser, and double-click the file that you downloaded.
-
If the User Account Control window appears, click Continue and follow the on-screen instructions.
To know more about installing the product from the Microsoft Store, read Install Norton device security app from Microsoft Store.
上次修改時間： 02/20/2025
此文章對您是否有幫助？