McAfee Internet Security 1 Device, 1 YearMcAfee Internet Security 1 Device, 1 Year
McAfee Internet Security 1 Device, 1 YearMcAfee Internet Security 1 Device, 1 Year

McAfee Internet Security 1 Device, 1 Year

Item #260115

Shipping Included

- Award-winning cyber security

- Bank, shop, and connect worry-free 

- Secure your accounts

- Browse confidently across devices 

- 24-hour support 

Your estimated delivery time will be 3 business days (excluding weekends and bank holidays) from the time of order. Postcode Restrictions may apply. Find out more in the Delivery & Returns Tab below.


Award-winning protection so you can enjoy life online. McAfee® Internet Security delivers a comprehensive solution to safeguard your family’s privacy and identity, wherever and whenever.

Browse, bank, and shop safely with McAfee® Internet Security, which provides trusted antivirus and identity protection for your PCs, Macs, smartphones, and tablets whenever you’re online. With a quick install, it blocks threats using antivirus that’s verified by independent tests.


  • Award-winning cyber security - rest easy knowing McAfee’s protecting you from the latest threats
  • Bank, shop, and connect worry-free - be warned about risky websites before you click
  • Secure your accounts - generate and store complex passwords with a password manager
  • Browse confidently across devices - protect multiple devices with one subscription
  • 24-hour support - get free customer support via phone, chat or online

General information:

  • 1 user licence key
  • Software licence activated for 12 months

Minimum system requirements:

  • Windows 11, 10 (Does not support Windows 10 in S mode). Windows Enterprise not supported.
  • Windows 8.1 fully patched (32 and 64-bit)
  • Build 4.11.1 or higher: macOS 10.15 and above
  • Build 4.9.1: macOS 10.12 - 10.14 
  • Android 7 or later
  • Apple iOS 13 or later
Supported Browsers & Hardware:
  • Firefox
  • Google Chrome
  • Microsoft Edge (Chromium-based)
  • 2 GB RAM
  • 1.3 GB free drive space
  • 1 GHz Processor. Architecture for Windows: x64, x86. Architecture for Mac: x64, x86, ARM64 (Rosetta II required)

Operating SystemOS X v10.4.9 or later, Windows 7 or later
TypeInternet Security
  •  Additional day(s) transit may be required for remote areas.
  •  Public and Regional holidays may affect delivery lead times.
  •  Delivery times may vary in the event of adverse weather conditions.
  •  Please note that we are unable to ship to the Channel Islands, Post Office boxes and BFPO.
  •  Further postcode delivery restrictions might apply to this item.
  •  We are committed to offering the best value to our members, with a satisfaction guarantee on both your membership and merchandise. If you have questions about your membership or products you've purchased at Costco, please contact our Customer Care team.
  •  If you wish to return an item, please view Costco's Return Policy.
  •   Costco Concierge Services | Technical Support
    Free technical support exclusive to Costco members for select electronics and consumer goods.
  •  Items purchased online can be returned at any of our UK warehouses if you are a warehouse member.
  •  Many of our small items can be returned via “My account” on the website and printing a return label. This label must be attached to the box being returned.
  •  Please securely pack the items you intend to return in a box. If you are using the original packaging, be sure to remove the delivery label.
  •  If you need to return a larger item, please contact our Member Care team via the chat function on our website or call 0800 0324 324.
  •  Find out more about our Delivery, Cancellations and Assistance Policy
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