Right Click the avast! Antivirus icon in bottom right of your desktop.
Click "Subscription Information" on pop-up window.
1) If you have "license.avastlic", click the "Insert license file" button. ( MAINTENANCE > Subscription )
Choose the license file you received.
After choosing the file, click the "Open" button.
2) If have an activation code, click the "Insert activation code" button.
Enter your activation code.
Avast! 4.8 Professional Edition
Place your cursor at the begining of the license key.
Click and hold the left mouse button, while pulling your mouse over the license key. This should highlight the key.
Right Click the highlighted key.
Select the copy menu item.
Right Click the avast! On-Access Scanner icon in bottom right of your desktop.
Select the "About avast!..." menu item.
The "About avast!..." dialog opens.
Click the "License Key..." button.
Right Click the "Enter your license key" text box.
Select the "Paste" menu item.
Click the "Ok" button.
0. Try before you buy
All avast! antivirus products can be downloaded, installed and used for 60 days for free. This should allow plenty of time to try the program, experience the process of updates/upgrades, and determine the compatibility of avast! with your hardware and software.
for more avast! information, please visit http://www.avast.com
1. Where to buy
Our Online Shop at share*it
You can purchase avast! products at share*it in a simple, fast and secure way, 24 hours a day, 365 days a year.
There are plenty of payment options available, fully described here - but the fastest and the most secure way to pay is by Credit Card.
Answers to most of your questions can be found in the ShareIt Customer Care Center.
If you've tried avast!, checked the information about our online shop, and wish to directly purchase a license, you can BUY avast! products NOW.
2. Discount policy
Special Discount for : The discount is 50% off the list price for an educational or non-profit organization and 30% off the list price for a health or government institution. Please apply for special discounts using by the form.
Volume Discount for : Volume discount pricing is available for all our products. The price in the following price list is "per license". To obtain your total price, multiply the price of a single license by the total number of licenses requested. Your total price depends on the total number of licenses and the length of the maintenance contract.
If you meet special or volume discount conditions. Please apply for any special discounts using this form.
If you don't receive an e-mail with the license key:
Check your spam/junk folder. If you don't find the e-mail, you can add firstname.lastname@example.org to your trusted e-mail addresses to solve this problem.