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Get the latest definition updates if the virus definitions are not current even after downloading all the updates
Applicable for: Windows
These steps are for the current version of Norton product. If you have an older version or if you do not know your product version, go to Norton Update Center.
Check the date and time on your computer
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Press the Windows + R keys to open the Run dialog box.
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Type in the following text, and then press Enter.
timedate.cpl
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Check that the day, month, and year are correct.
If the date is incorrect, change the calendar to the correct day, month, and year.
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Click Apply, and then click OK.
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Run LiveUpdate again.
If the problem persists, go to Step 2.
Update your virus definitions using Intelligent Updater
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Go to the Intelligent Updater downloads page.
The Intelligent Updater download page is currently hosted by Symantec Enterprise Security, which is now a division part of Broadcom Inc.
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To choose the correct definition set, you need to know the name and version of your Norton product and the version of Windows.
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Depending on your version of Windows and Norton product, download the appropriate definition set.
Norton product version
Windows 32-bit platform
Windows 64-bit platform
22.9 and later
e.g. 20170126-020-core3sdsg2v5i32.exe
e.g. 20170126-020-core3sdsg2v5i64.exe
22.7 and 22.8
e.g. 20170126-020-core3sdsv5i32.exe
e.g. 20170126-020-core3sdsv5i64.exe
22.6 and earlier
e.g. 20170126-020-v5i32.exe
e.g. 20170126-020-v5i64.exe
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Save the file to the Windows desktop.
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On the desktop, double-click the file that you downloaded.
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In the Intelligent Updater window, click Yes to continue.
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When Intelligent Updater finishes updating the definitions, click OK.
Last modified: 05/03/2025
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