Open the internet browser and browse webroot.com/BestBuy in the URL bar.
Choose either Business or Home and then select the type of Webroot subscription to be installed.
Tap on Download Now after selecting the subscription.
Now, choose your native language and click on Next.
Tap on Agree to accept the License Agreement of the antivirus software.
Enter your user name and password after tapping on the Sign-in option.
After tapping on Ok, choose the Open system Preferences and click on it.
Visit the option Security & Privacy and tap on the Privacy option.
After selecting the Full Disk Access option, tap on the + button.
After tapping on the Application option, Select the Webroot.com/safe file and then tap on Webroot checkbox.
Now, tap on the Quit option, and then after choosing Webroot extension, click on Install.
Tap on General and then tap on Yes to proceed with the remaining process.