System Requirements

Before installing Dr.Web:

•Remove any anti-virus software from your computer to prevent possible incompatibility of resident Dr.Web components.

•In Windows Server 2016, disable Windows Defender manually, using group policies;

•Install all critical updates recommended by the operating system developer. If the operating system is no longer supported, then upgrade to a newer operating system.

Dr.Web can be installed and run on a computer that meets the following minimum requirements:

Component

Requirement

CPU

An i686-compatible processor.

Operating system

For 32-bit platforms:

•Windows Server 2003 with Service Pack 1

•Windows Server 2008 with Service Pack 2 or later

For 64-bit platforms:

•Windows Server 2008 with Service Pack 2 or later

•Windows Server 2008 R2 with Service Pack 1 or later

•Windows Server 2012

•Windows Server 2012 R2

•Windows Server 2016

•Windows Server 2019

As Microsoft has stopped supporting SHA-1 hashing algorithm, please ensure that your operating system supports SHA-256 hashing algorithm before installing Dr.Web Anti-virus for Windows Servers on Windows Vista, Windows 7, Windows Server 2008 or Windows Server 2008 R2. For this, install all the recommended updates listed in Windows Update section. For the detailed information, please visit Doctor Web official website .

Free RAM

Minimum 512 MB.

Resolution

Minimum recommended screen resolution is 800x600.

Cloud and virtualization environment support

Operation of the program is guaranteed on the following environments:

•VMware

•Hyper-V

•Xen

•KVM

Dr.Web Anti-virus for Windows Server is not compatible with Dr.Web for Microsoft Exchange Server, Dr.Web for IBM Lotus Domino, Dr.Web for Kerio WinRoute, Dr.Web for Kerio MailServer, Dr.Web for Microsoft ISA Server and Forefront TMG, Dr.Web for Qbik WinGate version 6.0 and earlier.

To ensure a correct operation of Dr.Web the following ports must be opened:

Purpose	Direction	Port numbers
To update (if the option to update using https is enabled)	outgoing	443
To update	outgoing	80
To send email notifications		25 or 465 (or depending on the settings of email notifications)
To connect to Dr.Web Cloud	outgoing	2075 (including UDP)

Other system requirements are similar to those for the corresponding operating system.