From usa.kaspersky.com/download » page you can download the trials of all variants of kaspersky product whichever you want to check. You can also buy any of the kaspersky variant like internet security , kaspersky antivirus or kaspersky total protection from here or start a trial before.
Kaspersky activation code-
It is a alphanumeric characters string. Kaspersky activation code is unique for every kaspersky user.
An activation code is an array of 4 blocks of characters you need to activate the application. Each block consists of 5 characters which can be a combination ofletters and numbers, which comes to a total of 20 characters: ?????-?????-?????-?????. An activation code is required for activation of the app.
Download any of the kaspersky trial from this page.here i am going to tell you the procedure when you also have a kaspersky activation code.
First of all create a kaspersky account if you do not have one. If you already have kaspersky account then you just need to login to your kaspersky account.
To create a kaspersky account you need to reach my.kasperky.com
There You need to either signup or sign in.
Tips at usa.kaspersky.com/download » page -
Uninstall all other antivirus from your computer as two antivirus in a single computer may conflict each other.
After uninstalling to completely remove the Old program you need to restart you computer once.
it is recommended to install the new kaspersky software after completely removing the old antivirus program as wel as after restarting the computer.
Also uninstall if you have any old kasperky software.