OS: Windows 11¹ Home/Pro/Enterprise²; Windows 10¹ Home/Pro/Enterprise²³; Windows 8 & 8.1/Pro/Enterprise²/8.1 update³; Windows 7 Starter/Home Basic & Premium/Professional/ Ultimate – SP1 or higher³ Memory RAM: 1 GB (32-bit) or 2 GB (64-bit) Disk Space: 1500 MB free space on the hard drive Processor: 1 GHz or higher Minimum screen resolution:  1024 x 768  If you’re using Windows 11/10, you might need to download & install all available patches for your Kaspersky security software. Product is not intended to operate on Windows 11/10 Mobile/S/Education/IoT Core editions. The Kaspersky Safe Kids service isn't available for this version of OS or these types of devices. Some product features may not work on 64-bit operating systems. Please visit https://support.kaspersky.com/15459 to get more details. The Kaspersky Internet Security for Android functionality may currently be limited on certain devices. Please visit https://support.kaspersky.com/us/15258 for more details. Kaspersky Safe Kids functionality may currently be limited on certain Android devices. Please visit https://support.kaspersky.com/15475 to get more information. Devices on My Network is unavailable for Android 11 and higher.

OS: macOS 10.14 – 12 Disk Space: 4105 MB free space on the hard drive Memory (RAM): 2 GB

OS: Android 5 – 12 Minimum screen resolution: 320 x 480 The Kaspersky Internet Security for Android functionality may currently be limited on certain devices. Please visit https://support.kaspersky.com/us/15258 for more details. Kaspersky Safe Kids functionality may currently be limited on certain Android devices. Please visit https://support.kaspersky.com/15475 to get more information. Devices on My Network is unavailable for Android 11 and higher.