: Archives from third-party sites often contain "Trojanized" installers. While they may install Avast, they can also silently install malware, such as the Vienna Virus or data-stealing scripts often discussed in security forums regarding this specific version .
Using a .rar file from an unofficial source to install security software is highly discouraged for several reasons: Avast_Premium_Security_23.1.6049.rar
: This specific build was released around March 2023 . It is no longer the current version; as of April 2026, Avast has progressed to versions like 26.1 and 26.3 . : Archives from third-party sites often contain "Trojanized"
: Older versions may not be fully compatible with the latest Windows 11 updates, leading to system crashes or "performance sinks" . Legitimate Alternatives It is no longer the current version; as
Avast Premium Security | Online Security — Up to 10 Devices
: Version 23.1 is over three years old. It lacks the latest virus definitions and AI-powered scam protection found in the 2026 builds , which have achieved perfect 6/6 scores in recent protection tests .