The File Extensions Database

.AVASTLIC File Extension

  • Developer by: AVAST Software
  • Category: Misc Files
  • Format: Binary

What is an .AVASTLIC file?

.AVASTLIC is Avast! License File

Licence file used by commercial versions of avast! antivirus software; contains subscription and authorization information that registers the application on the computer; includes the license holder name, the product name, and the license expiration date; uses the filename License.avastlic.

AVASTLIC files are typically sent to users as an email attachment when the product is purchased online. Once received, they can be opened by double-clicking them. After the license is installed, users can view the subscription information by selecting MAINTENANCE → Subscription within the program.

Avast! licenses can also be installed by clicking the "Insert license file" button in the program's "Subscription" window, or by supplying the license file during the software installation process.

NOTE: After purchasing some versions of avast!, users may receive a License.dat file instead of an AVASTLIC file. In this case, the ".dat" file usually has a license key that can be copied by opening the file with a text editor, such as Microsoft Notepad.

Programs that open Avast! License File
avast! Pro Antivirus
avast! Internet Security

How to solve problems with AVASTLIC files

  • Associate the AVASTLIC file extension with the correct application. On :
    Windows: Right click on any AVASTLIC file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.AVASTLIC files". Mac: Right click (or Ctrl-click) the AVASTLIC file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .AVASTLIC is Avast! License File. Because only the current version supports the latest AVASTLIC file format. Search, therefore, e.g. on the AVAST Software manufacturer website after an available .AVASTLIC is Avast! License File update.
  • To make sure that your AVASTLIC file is not corrupted or virus-infected, get the file again and scan it with antivirus software.