McAfee Anti-Virus - 1 PC, 1 Year (Activation Key Card) for  Windows 10, Windows 8.1, Windows 8, Windows 7, Windows XPRequires genuine Windows for antivirus to get installed in the deviceImportant-Process to Activate 1 year subscription: Obtain PIN from scratch-off pad; Go to the website link mentioned on the voucher; Enter PIN and follow instructionsNote- this is the activation key card; Software needs to be downloaded from the link after following the instructions;Approximate size- 300 MB; Download speed depends on the internet connectionEasy to use, automatically detects and removes viruses, Trojans, malware; Keeps your device safe, secure, protects against malicious virus attacksReal time Anti Malware - Blocks/Prevents threats and issues like viruses, malware, Trojans, ransomware and spywareIt has an adaptive Two-Way Firewall- which safeguards your systemFor Technical Assistance please contact McAfee India Support on McAfee-Customer Service Tel: 1800 3000 2454For any activation issues use mcafee.com/activate Important-Process to Activate 1 year subscription: Obtain PIN from scratch-off padThis item is non-returnable