Avast
avast! Pro Antivirus, Internet Security 5, 6, 7
For Windows XP
1. Disable self-defense and to replace the license file at
2. For avast! 5: «C Documents and Settings / All Users / Application Data / Alwil Software/Avast5"
2. For avast! 6, 7: «C Documents and Settings / All Users / Application Data / AVAST Software / Avast»
3. Enable self-defense module avast!
For Windows Vista, 7
1. Disable self-defense and to replace the license file at
2. For avast! 5: «C ProgramData / Alwil Software/Avast5»
2. For avast! 6, 7: «C ProgramData / AVAST Software / Avast»
3. Enable self-defense module avast!
avast! Free Antivirus 5, 6, 7
1. Click on the icon in the tray, then select the "Subscription Information"
2. Click on "Enter License Key" at the bottom of the screen
3. Insert the key into the form field and press «ok»
