Home » Alerts » How to Update Avast Program Versions and Virus definitions

The performance of any antivirus program is dependent on the efficiency of the virus detection and deletion. A good antivirus is known how effective its database because on the basis of the virus definitions an antivirus program has. On the basis of this database, a program identifies threats, so it’s important that the virus definitions are regularly updated. To detect and remove various types of bugs and viruses, users need to update the program to its latest version and other general program improvements.

So if a new version is available, update the Engine and Virus Definitions (VPS) instantly. Below instructions are given to perform the updates:

Instructions to perform manual Virus Definitions (VPS) update

The Antivirus Engine is a part of a security program that scans the user’s PC to detect potential threats according to its Virus Definitions. To manually invoke the latest VPS update, please follow the instructions given below:

1. Put the cursor on the Avast orange ball icon in the system tray and Right-click with the mouse. Then pick the Avast update from the menu and then select Engine and virus definitions from the next list to launch a virus database update.


2. Earlier step will open the Update screen in the Avast user interface which will shows you the progress process of the VPS update.


3. In the results, a confirmation message will be send that the VPS update has been completed after the update is finished.


Steps to configure automatic updates in Avast 2016:

Just proceed with the instructions to access the Update Settings:

1. Put the cursor on the Avast orange ball icon in the system tray and choose the option Open Avast user interface from the menu,


Or to open the Avast user interface, double-click the icon of installed Avast antivirus software saved on the desktop.


2. Select Settings, from the main menu.


3. In the left pane, click Update and then select how the updates are carried out.


Instructions to perform manual Program update:

Basically it’s the Program’s user interface that controls performs all the actions executed by the user. Please follow these steps to manually update the Program:

1. Put the cursor on the Avast orange ball icon in the system tray and Right-click with the mouse. Then pick the Update from the menu and then select Update from the next list.


2. After performing the first step, the Update screen in the Avast user interface will open up that will show the overall progress of the Program update.


3. In the results, a confirmation message will appear that the Program update has been completed as soon as the update completes.


4. Click Restart Now to reboot immediately, when asked to restart your computer.


By default, Program Version is set to ask the users when an update is available whereas Avast Virus Definitions update are set to automatically.

You need to make sure that you update your security application as soon as the update is available to ensure your security. And you have to choose manual updates, but this is not recommended:

Details are given below and that can specify the level of control over the update process.

Avast-121. Update parameters

Select any of the two options whether you connect to the internet using a dial-up modem, or if your computer is permanently connected to the internet. This action optimizes the way Avast 2016 checks for new available updates and makes the update process more reliable.

2. Auto-update interval

Set the duration after how long you want to receive automatic updates.

3. Update options

  • Because some updates need a system restart to take effect so ask for reboot when needed. If you put a check mark in this box, the restart will not be automatic. The option will ask you whether you want to restart the system now, or later.
  • Show notification box after automatic update – If this box is ticked, a small notification message will be displayed briefly above the system clock following an automatic update.
  • If you have ticked the option Show notification box if an error occurs during an automatic update, the error will be reported.

Proxy Settings

These settings plays a very crucial part when you need to access Avast 2016 on the Internet over a proxy server.

Avast-131. Select Direct connection (no proxy) if you connect to the internet directly not through a proxy. Please note that dial-up connections do not use a proxy.

2. If you know the proxy server details and want to connect to the internet through a proxy server, choose Specify proxy server and enter the proxy details:

  • Type – HTTP or SOCK4.
  • Address – Enter the address of your proxy server.
  • Port – Enter the port number that your proxy server uses.
  • Authentication type – specifythe type of authenticationif the proxy server requires authentication.
  • Username and Password –Enter the user name and password if it’s required for



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