Install ESET Multi-Device Security
- A multiple device license can activate products installed on Windows, macOS and Android devices (iPhones are not supported)
- Depending on your region, the multiple device license you purchase may be called Multi-device security, ESET Internet Security or ESET Smart Security Premium
Have the License Key included in the new purchase email you received from ESET ready (I lost my License Key)
- Uninstall any previously installed antivirus software
Select the ESET home product you want to install and perform the installation on the appropriate device. For installation instructions, use the applicable Knowledgebase article below:
For Windows computers:
For macOS computers:
For Android devices:
When ESET is installed on your first device, continue to Step 3 below.
Further installations must be activated using your ESET-issued License Key used in step 2.