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avast! Professional Edition > Version History



Version History

avast! Professional Edition

This shows you how often avast! Professional Edition was updated with us over the past few months. Whenever available, we also include additional information for each update (new features, changes etc.).

version 4.8.1356 - posted on Sep 25, 2009

  • No further details available

version 4.8.1351 - posted on Aug 18, 2009

  • No further details available

version 4.8.1335 - posted on Feb 06, 2009

  • improvements in some unpackers (WinExec, Installer, ZIP)
    improved memory scan, especially under 64-bit operating systems
    fixed a possible deadlock condition when copying system files from some removable media
    fixed a possible problem with access rights when deleting infected files on reboot
    Web Shield: minor stability fixes
    Internet Mail: smtp.gmail.com and smtp.live.com now ignored on port 25 (as these are SSL only)
    improved healing of some infected files
    various fixes and improvements in the scanning engine
    Web Shield now scans pages compressed with the "deflate" algorithm
    performance optimization of Standard Shield under Windows Vista
    improvements in the automatic sample submission system
    improvements in the URL blocker

version 4.8.1296 - posted on Nov 27, 2008

  • No further details available

version 4.8.1290 - posted on Nov 19, 2008

  • No further details available

version 4.8.1282 - posted on Nov 13, 2008

  • No further details available

version 4.8.1229 - posted on Jul 24, 2008

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version 4.8.1227 - posted on Jul 21, 2008

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version 4.8.1201 - posted on May 16, 2008

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version 4.8.1195 - posted on May 13, 2008

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version 4.8.1169 - posted on Mar 31, 2008

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version 4.7.1098 - posted on Dec 05, 2007

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version 4.7.1043 - posted on Oct 09, 2007

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version 4.7.1029 - posted on Jul 28, 2007

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version 4.7.1001 - posted on May 01, 2007

  • No further details available

version 4.7.982 - posted on Apr 19, 2007

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version 4.7.981 - posted on Apr 14, 2007

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version 4.7.892 - posted on Sep 26, 2006

  • No further details available

version 4.7.871 - posted on Sep 12, 2006

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version 4.7.869 - posted on Aug 07, 2006

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version 4.7.844 - posted on Jun 01, 2006

  • No further details available

version 4.7.826 - posted on Apr 28, 2006

  • solved problem with installation on Windows NT 4.0 systems
    fixed the Program Settings menu item in the avast tray icon menu
    fixed a bug in the data storage that was preventing it from working correctly if the avast folder pathname contained non-Latin characters
    solved a rare problem that could eventually cause even a crash of the OS during boot (Windows XP)
    further enhanced compatibility with the latest Windows Vista builds

version 4.7.817 - posted on Apr 20, 2006

  • No further details available

version 4.6.763 - posted on Jan 28, 2006

  • No further details available

version 4.6.744 - posted on Dec 23, 2005

  • No further details available

version 4.6.739 - posted on Dec 03, 2005

  • No further details available

version 4.6.731 - posted on Nov 13, 2005

  • No further details available

version 4.6.691 - posted on Jul 11, 2005

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version 4.6.665 - posted on May 24, 2005

  • No further details available

version 4.6.652 - posted on Apr 20, 2005

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version 4.6.623 - posted on Mar 13, 2005

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version 4.6.603 - posted on Feb 20, 2005

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version 4.5.549 - posted on Dec 04, 2004

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version 4.5.546 - posted on Nov 30, 2004

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version 4.5 - posted on Nov 16, 2004

  • No further details available

version 4.1.418 - posted on Oct 04, 2004

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version 4.1.412 - posted on Jun 12, 2004

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version 4.1.396 - posted on Apr 28, 2004

  • No further details available

version 4.1.389 - posted on Apr 22, 2004

  • fixed a bug that was causing incorrect version of VPS file to be inserted to emails
    solved boot-time scan problem with latest VPS files: "avworkInitialize returned 42003"global memory segments are now non-inheritable which should solve respective problems with on-line VPS updates without restart
    solved freezing of the program while displaying some question dialogs in the Japanese version
    The heuristics module for the Internet Mail provider now adheres to the scan settings, i.e. if scanning of inbound mail is disabled, for instance, even the heuristics module for inbound mail is disabled
    deleting of infected files from the virus dialog now deletes the files on next reboot only when it s really necessary (i.e. if the file is really locked)
    Standard Shield for Win9x now doesn t trap read file access initiated by the Internet Mail module anymore
    the file clnr0.dll (Virus Cleaner) is now being extracted to the avast! data folder, instead of system TEMP
    added support for Windows Security Center in Windows XP SP2
    fixed a bug causing occasional substitution of a dot with an equation sign in message tags added by the Internet Mail module
    added new language versions: French, Slovak and Russian

version 4.1.319 - posted on Dec 21, 2003

  • added German, Portuguese, Polish, Hungarian and Dutch language versions to current English, Spanish, Italian and Czech ones
    added support for LHA/LHX/LZH archives

version 4.1.319 - posted on Dec 20, 2003

  • No further details available

version 4.1.304 - posted on Dec 02, 2003

  • No further details available

version 4.1.268 - posted on Oct 04, 2003

  • new Win32 EXE packers are supported: UPX, PeShield, PeProtect, AsPack
    new file archive formats are supported: ACE, ARC, ZOO, BZIP2
    new resident provider to protect IM programs (Windows/MSN Messenger, ICQ, Yahoo Messenger, AIM, mIRC, Trillian)
    new resident provider to protect P2P programs (Kazaa, KazaaLite, DirectConnect, DC++, WinMX, LimeWire, BearShare, BitTorrent)
    new area to scan
    AutoStart programs
    integrated avast! Virus Cleaner is able to completely remove the most common virus infections from the computer
    Internet Mail provider supports multiple SMTP servers now

version 4 - posted on Sep 19, 2003

  • No further details available

version 4.0.235 - posted on Jul 05, 2003

  • No further details available

version 4.0.229 - posted on Jun 22, 2003

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version 4.0.211 - posted on May 13, 2003

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version 4.0.202 - posted on Apr 17, 2003

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version 4.0.183 - posted on Mar 31, 2003

  • No further details available

version 4.0.168 - posted on Feb 13, 2003

  • Maintenance Release
    no significant changes in this update