Frequently asked questions (FAQ)

Here you can find the answers to the most important questions regarding our products. For detailed instructions, please see the Avira Knowledge Base.

New: Change to the Avira products of version 9

General: Which products are affected?

General: Which are the changes in this release?

How can I find out when version 9 is available?

General: When should I migrate, to upgrade to the new version?

General: How does migration work?

General: What should I observe before migrating from AV8 to AV9?

General: Is there a reboot during the migration?

General: Which configuration settings are kept?

General: Which is the update path in AV9 products for Avira Internet Update Manager?

AV9: How is the migration done for Premium, Premium Security Suite and Professional with less than 20 clients?

AV9: How to migrate to AntiVir Personal - FREE Antivirus 9?

AV9: What can I do, if the upgrade to AV9 does not start?

AV9: Why do I get no slide-up?

AV9: What is the meaning of the Firewall Slideup "Deny all IP packets"?

AV9: Why are quarantined files deleted during upgrade from AV8 to AV9?

AV9: Why can't I see the minimized update process in the upper-right corner of the screen anymore?

AV9: Why does AV9 display a slide-up after update?

AV9: How can I reactivate AntiVir's slideup messages?

AV9: Why is the Last update status "Not performed" after migration?

AV9: Why is AV9 running in demo mode after migration?

AV9: How does the new Parental Control in Premium Security Suite work?

AV9: How can I set or change the start mode of te Guard?

AV9: What does the new option "Integrity checking of file systems" do?

AV9: Where can I see a migration demo?

Server: Which particularities are there with migration to the Avira AntiVir Server (Windows)?

Server: How to migrate to AntiVir Server 9 (Windows)?

Server: Why doesn't the Scheduler support jobs on multiple days?

SMC: Why are the local product changes not applied?

SMC: How is the migration of Professional products done via SMC?

New: Upgrade to Avira UNIX products version 3

General: Which Unix products are affected?

General: Which are the interesting new features?

General: When should I upgrade to the new version?

General: What should I observe, before migration?

General: Is my old configuration saved?

General: How do I run updates in the new version?

General: Where can I find my license information?

General: Where do I find my version information?

Server/Workstation 3: How do I uninstall the old version?

Server/Workstation 3: How do I install the new version?

Server/Workstation 3: How do I install DazukoFS (Dazuko 3)?

Server/Workstation 3: Where are the settings for on-access scanner (AVGuard)?

Server/Workstation 3: How can I run a scanner command?

Server/Workstation 3: How do I configure the Quarantine?

WebGate: How to uninstall the old WebGate version?

WebGate: How to install the new WebGate version?

MailGate: How to uninstall the old MailGate version?

MailGate: How to install the new MailGate version?

SMC: Why are the product's local settings not saved?

Avira News

False positive TR/Agent.19182.A in digital photo frames from Postbank

WebGuard: An empty website appears instead of the real one, if WebGuard is active

Termination of Avira WebProtector on 31.03.2010

Avira General

AV9: Avira AntiVir Premium and Avira Premium Security Suite monitor IMAP email accounts

AntiVir box campaigns at retailers

How can I request the Support phone number for Avira Premium products?

Why can't I see all configuration options in Avira Professional Version 9?

Beware of false AntiVir providers

How do I upload files on Avira Support's FTP-Server?

One activation code for 3PCs

May I give my license to others or offer it for download?

Is it necessarry to scan manually from time to time?

Where can I find detailed version information?

How do I know if AntiVir is up to date?

What is an incremental VDF update (IVDF)?

Would it be wrong to install multiple antivirus programs in parallel?

Where can I get a test license for Avira AntiVir Premium/ Security Suite?

Why does Avira GmbH offer freeware?

Is there any difference between the virus detection of Avira AntiVir Personal and Premium?

What is the difference between AV Guard and AV MailGuard?

Which AntiVir version contains a firewall?

What is heuristic?

What exactly does "Use smart extensions"mean?

Does AntiVir detect DLL injections?

Does Avira supply spam protection for private users?

Which sections of the file are scanned?

Where can I see which AntiVir product is installed?

To what extent does Avira support Windows Vista?

How can I obtain the AntiVir software?

Can I obtain a CD with the AntiVir software?

Does the download of the installation file for AntiVir software cost anything? Are there additional costs?

Is the source code of the AntiVir programs for Linux freely available?

Why can I not log in to the forum with my user data from the Online Shop?

How can I obtain a license file?

Why can't I open the license key?

Why haven't I received my license key by email?

Securing the license file on an external data support.

What is the Auerbach Foundation?

What is cleverbridge?

I can't find an answer to my question here. What should I do?

Avira Vulnerabilities

Generic ZIP bypass/evasion

Bypass/evasion with various embedded archive types

Generic PDF bypass

Null Pointer Reference

Null Pointer Reference

Priviledge escalation + Autostart vector

Divide by zero's in UPX files

Infinite loop in TAR archives

AVPack aborts extraction because of invalid packed size archives

Problems when parsing manipulated RAR archives (support for high version numbers)

CAB: Extraction aborted because of manipulated CAB archives

Access violation in LZH archives

CAB: Extraction aborted because of invalid version number

All about Malware

How can I safely test my antivirus program?

How to disinfect your website

How to remove viruses

What are Rootkits?

A PHISH detection appeared during an AntiVir scan. What should I do?

I have received a HEUR virus warning. What should I do now?

How frequently are VDF-updates available?

What is the difference between on-access and on-demand scanning?

Where do the unusual file names in the logfile come from?

Most popular topics