Deisigh Avast Gan Sainmhínithe Víreas a Nuashonrú

Avast is one of the most commonly used antivirus software available on the internet. It is known for the best protection service for all devices connected to the internet. Since it is free-to-use software, many people rely on this software for antivirus protection. Yet, like all apps and games, Avast is not without errors and problems. Many users report Avast not updating virus definitions issue which causes a major security breach on your PC. If you are also facing the same problem on your device, the troubleshooting methods discussed in this guide will help you fix the issue.

How to Fix Avast Not Updating Virus Definitions

Here are a few common reasons that cause Avast antivirus not updating virus definitions issues on your computer. Analyze them deeper so you will get an idea of how to resolve the same.

• Any temporary glitches in your PC that are preventing Avast from updating the software and its components.
• You are running Avast with administrative rights. This prevents a few features from being accessed on your computer.
• Outdated Avast will cause the discussed problem.
• Few essential services like the aswbIDSAgent are disabled on your computer.
• The Avast installed on your PC is corrupt or misconfigured.
• Your PC is infected with malware or virus.
• Some background tasks are interfering with your program.
• Córas oibriúcháin Windows as dáta.
• Firewall is preventing Avast to open.
• Corrupt or incompatible installation files of Avast.
• Inappropriate date and time settings on your computer.

Now, move ahead to the next section to find the effective troubleshooting methods to fix Avast virus definitions won’t update issue.

Here are some effective troubleshooting methods that will help you fix Avast not updating virus definitions issue on your Windows 10 computer. Read them carefully before you implement them.

Modh 1: Atosaigh an ríomhaire

Before trying all the listed advanced troubleshooting methods, you are advised to reboot your computer. When you restart your computer, the technical glitches that cause any challenging layouts will be resolved thereby helping you to fix Avast not updating virus definitions issue. You can also stoptar síos the PC using the Power options and turn it on again after some time.

1. Téigh go dtí roghchlár Tosaigh.

2. Anois, roghnaigh deilbhín cumhachta ag an chúinne ag bun ar chlé den scáileán.

3. Roinnt roghanna cosúil le Codladh, Shut síos, agus Atosaigh a thaispeánfar. Anseo, cliceáil ar Atosaigh.

Once you have restarted your computer, check if you can open Avast without any issues.

Method 2: Run Avast with Admin Privilege

You need administrative privileges to access a few features and services in Avast. If you do not have the required administrative rights, you might face Avast antivirus not updating virus definitions issue. However, few users have suggested that the problem can be resolved when running the program as an administrator.

1. Deaschliceáil ar Avast Deilbhín antivirus on the Desktop.

2. Anois, cliceáil ar Airíonna.

3. Sa fhuinneog Properties, aistrigh go dtí an comhoiriúnacht Tab.

4. Here, check the box Rith an clár seo mar Riarthóir.

5. Ar deireadh, cliceáil ar Cuir iarratas isteach> Ceart go leor na hathruithe a shábháil.

Now, relaunch the program to see if Avast functions now without any problems.

Chomh maith leis sin Léigh: Theip ar Shocrú Sainmhíniú an víris in Avast Antivirus

Modh 3: Athrú ar Shocruithe Dáta agus Ama

Incorrect date and time settings in your computer may contribute to Avast not updating virus definitions issue on Windows PC. To sync the date, region, and time settings in your Windows 10 computer follow the below-listed instructions.

1. Brúigh an Eochracha Windows + I le chéile a oscailt Socruithe Windows.

2. Anois, roghnaigh Am & Teanga suíomh.

3. Next, in Dáta Am tab, cinntigh an dá luach Socraigh an t-am go huathoibríoch agus Socraigh an crios ama go huathoibríoch tá roghanna scoránaithe ar.

4. Ansin, cliceáil ar Sync anois as highlighted above. Check if the Virus Definitions Update Failed issue is resolved or not.

Method 4: Update Avast Antivirus

If there are any bugs within Avast, you can fix them by updating the app. As mentioned earlier, Avast gets regular updates to fix all the errors and bugs. When these bugs and errors come to the developer’s eye, they release updates to fix them completely. Follow the below-mentioned steps to update Avast app to fix Avast antivirus not updating virus definitions issue.

1. Buail an Windows eochair agus cineál Aifir Antivirus Saor in Aisce. Cliceáil ar Oscail ón toradh cuardaigh.

2. Téigh Roghchlár icon from the top right corner of the Avast user interface.

3. Ansin, roghnaigh Socruithe ón liosta.

4. Anois, aistrigh go Nuashonraigh tab agus cliceáil ar Seiceáil le haghaidh Nuashonrú button. Make sure you get the following messages.

• Virus definitions are up to date
• Avast Free Antivirus is up to date

5. Once you have updated it, restart Avast and check if the issue has been solved.

Chomh maith leis sin Léigh: How to Fix Avast Update Stuck on Windows 10

Modh 5: Dún Próisis Chúlra

If you are still worried about Avast not updating virus definitions issue, it can be resolved by closing all the background tasks running on your PC. Several background tasks on your PC will interfere with Avast, thereby preventing the app from being opened. Hence, close all the background tasks on your PC by following our guide How to End Task in Windows 10, and proceed as instructed.

Once you have closed all the background processes, check if you were able to work with Avast on your computer without any issues.

Method 6: Enable aswbIDSAgent Service Settings

Several users have reported that the bug causing Avast virus definitions won’t update issue can be fixed by making some changes in the aswbIDSAgent Service. This method is very easy and you can implement the same by following the below-mentioned steps.

1. Brúigh an Windows eochair, cineál Seirbhísí, agus cliceáil ar Rith mar riarthóir.

2. Anois, scrollaigh síos agus cliceáil faoi dhó ar aswbIDSAgent seirbhíse.

3. Now, in the new pop-up window, change Cineál Tosaithe to Automatic, as depicted.

Nóta: Má tá an Stádas Seirbhíse is Stoptha, ansin cliceáil ar an Tòisich cnaipe. Má tá an Stádas Seirbhíse is Rith, cliceáil ar stad agus Tosaigh arís é.

4. When you start the service, you may face a 1079 error (or something similar to that). In this case, switch to the Logáil isteach Ar tab, cliceáil ar an An cuntas seo cnaipe raidió agus roghnaigh an Brabhsáil rogha.

5. Sa Cuir isteach an t-ainm réad a roghnú field, type the username of your account.

6. Ansin, cliceáil ar Seiceáil Ainmneacha option to authenticate the object name.

7. Anois, cliceáil ar OK to save the changes and if you are prompted, type in your administrator account.

8. Cliceáil ar Cuir iarratas isteach> Ceart go leor to save the changes and check if you were able to open Avast without any issues.

Chomh maith leis sin Léigh: Conas Avast a bhaint de Windows 10

Modh 7: Rith Scanadh Víreas

There are few circumstances where a virus or malware in your computer is taking over the control of Avast. Hence, you must check whether the third-party harmful viruses are interfering with Avast, causing Avast not updating virus definitions issue.

Several Microsoft experts suggest that scanning a PC will help you maintain your computer threat free. If there are any viruses or malware intrusions on your PC, you cannot use external and internal hardware devices.

Mar sin, moltar duit do ríomhaire a scanadh de réir mar a ordaítear inár dtreoir Conas a Dhéanaim Scanadh Víreas ar mo Ríomhaire?

Chomh maith leis sin, más mian leat malware a bhaint as do ríomhaire, seiceáil ár dtreoir Conas Malware a bhaint ó do ríomhaire i Windows 10.

Modh 8: Nuashonraigh Windows

Also, if there are any bugs in your PC, they can only be fixed after a Windows update. Microsoft releases regular updates to fix all these bugs thereby troubleshooting Avast not updating virus definitions issues.

Mar sin, cinntigh go bhfuil do Chóras Oibriúcháin Windows nuashonraithe agat agus má tá aon nuashonruithe ar feitheamh i ngníomh, bain úsáid as ár dtreoir Conas Windows 10 a Íoslódáil agus a Shuiteáil Nuashonrú is déanaí

After updating your Windows Operating System, check whether you can access your Avast without any issues.

Modh 9: Athraigh Socruithe Balla Dóiteáin Windows Defender

Still, if you cannot fix Avast not updating virus definitions issue, this may be due to an over-reactive or over-protective firewall suite in your Windows 10 computer. This prevents the connection link between the app launcher and the server. So, to fix this problem, you can whitelist Avast in your Firewall settings or disable the problem temporarily.

Option I: Whitelist Avast Antivirus

To allow Avast in your Windows Defender Firewall, follow our guide Allow or Block Apps through the Windows Firewall and implement the steps as instructed.

Rogha II: Díchumasaigh Balla Dóiteáin (Ní mholtar)

You can also disable Windows Defender Firewall, and to do so, check our guide on How to Disable Windows 10 Firewall and follow as instructed.

Rogha III: Cruthaigh Riail Nua sa Balla Dóiteáin

1. Téigh Cuardaigh roghchlár agus cineál Balla Dóiteáin Windows Defender le Ardshlándáil. Ansin, cliceáil ar Rith mar riarthóir.

2. Anois, sa phána chlé, cliceáil ar Rialacha Isteach mar a léirítear.

3. Ansin, sa phána ar dheis, cliceáil ar Riail nua… mar a thaispeántar.

4. Anois, déan cinnte go roghnaíonn tú an Clár rogha faoi Cén cineál riail ar mhaith leat a chruthú? roghchlár agus cliceáil ar Ar Aghaidh> mar a thaispeántar.

5. Ansin, cliceáil ar an Brabhsáil ... cnaipe a fhreagraíonn do Conair an chláir seo: mar a thaispeántar.

6. Ansin, nascleanúint chuig C:Program Files (x86)Avast cosán agus cliceáil faoi dhó ar thus file. Then, click on Oscail cnaipe.

Nóta: This location may vary according to the directory from which you have installed Avast. Browser the location accordingly.

7. Ansin, cliceáil ar Ar Aghaidh> sa Treoraí Rialacha Isteach Nua fhuinneog mar a thaispeántar.

8. Anois, roghnaigh an cnaipe raidió in aice le Ceadaigh an nasc agus cliceáil ar Ar Aghaidh> mar a léirítear.

9. Déan cinnte Fearann, Príobháideach, agus Poiblí roghnaítear boscaí agus cliceáil ar Ar Aghaidh> mar a thaispeántar.

10. Ar deireadh, cuir ainm le do riail nua agus cliceáil ar Críochnaigh.

All done! Check if you can open Avast without any issues or not.

Method 10: Repair Avast Antivirus

If the above-listed solutions do not help you fix Avast antivirus not updating virus definitions issue, you can try repairing the app to fix all the harmful bugs within the app. This also fixes the corrupt installation files and even if this method fails to work, you can reinstall the app as instructed in the next method.

Option 1: Through Avast Antivirus Settings

1. Seoladh Avast Antivirus and navigate to Roghchlár> Socruithe mar a rinne tú níos luaithe.

2. Ansin, aistrigh go Fabhtcheartú Tab.

3. Anseo, cliceáil ar App deisiúcháin in the right pane. Wait until the repairing process is complete. This might take a while.

Nóta: Avoid closing any windows or tabs during the repair process.

4. Once the repair is complete, reboot your PC. Check if the Avast virus definitions won’t update issue is fixed or not.

Option 2: Through Add or Remove Programs

1. cineál Cláir a chur leis nó a bhaint sa Cuardach Windows box. Launch it from the search result, as shown.

2. I Cuardaigh an liosta seo barra, cineál Avast.

3. Ansin, cliceáil ar Avast agus ansin, Athraigh.

Nóta: The below image is depicted for reference. Follow the same for Avast.

4. Cliceáil ar Deisiúchán in the Avast pop-up window and follow the on-screen instructions.

Wait for it to be repaired. Restart your Windows 10 PC and check if the issue is resolved or not.

Chomh maith leis sin Léigh: Deisigh Earráid ar Fionraí SearchUI.exe ar Windows 10

Method 11: Reset Avast Settings

You can reset Avast settings on your Windows 10 PC to fix Avast not updating virus definitions issue. This will resolve all the incorrect configuration settings without the app, helping you to resolve the problem at ease.

Nóta: Resetting Avast will reset all the options and features of the app to their default values. You have to re-configure these options again once you open the app after the reset.

1. Seoladh Avast agus cliceáil ar Roghchlár option at the top right corner of the screen.

2. Anois, roghnaigh Socruithe ón liosta anuas.

3. Ansin, nascleanúint chuig Go ginearálta tab and then select click on Fabhtcheartú rogha.

4. Ansin, roghnaigh Athshocraigh go Réamhshocrú cnaipe.

5. If you are prompted, click on Is ea and proceed with the on-screen instructions. Check if you have fixed Avast antivirus not updating virus definitions issue or not.

Method 12: Reinstall Avast in Safe Mode

If repairing Avast, still does not solve Avast virus definitions won’t update issue, you may have to reinstall the app in safe mode to fix the same. When you clean install Avast, the faulty application along with cache files, and corrupt registries will be fixed.

Cuairt Avast official uninstaller site, and then, click on comhad avastclear.exe to get the Avast Uninstall Utility, as shown below.

Now you have to boot Windows in Safe Mode by following steps:

1. cineál Windows cumraíocht an chórais in the Windows search bar. Then, click on Cumraíocht an Chórais chun é a sheoladh.

2. Athraigh go dtí an bád tab in the window that opens.

3. Ar Aghaidh, roghnaigh Tosaithe Sábháilte under Boot options and then, click on OK, mar a thaispeántar thíos.

4. Restart the computer and the computer will boot into Safe Mode.

5. Once Windows 10 is open in Safe Mode, click on downloaded Avast Uninstall Utility d'íoslódáil tú roimhe seo.

6. In the uninstall utility window, ensure that the correct folder containing the corrupt Avast program is selected.

7. Anois, cliceáil ar Díshuiteáil.

8. After Avast has been uninstalled, Atosaigh Windows isteach Mód gnáth.

9. Visit this official Avast link agus ansin cliceáil ar COSAINT SAOR IN AISCE DOWNLOAD to download the latest Avast Antivirus application, as shown below.

10. Once the file is downloaded, do to Mo íoslódálacha, dúbailte-cliceáil ar an Setup file, and follow the on-screen instructions to install Avast.

Now when you launch the Avast program, you will not face Virus Definitions won’t update issue again.

Chomh maith leis sin Léigh: Conas McAfee LiveSafe a dhíshuiteáil i Windows 10

Method 13: Contact Avast Support

If there are any major issues with Avast even after reinstalling the software, you can seek help from the Avast support site. This is a worth trying option to get rid of Avast not updating virus definitions issue. Follow the below-mentioned steps to contact the Avast support site.

1. Launch your favorite browser and visit the official Avast help center.

2. Now, scroll down the screen and click on Teagmháil cnaipe.

3. Then, report your issue by following the on-screen instructions, and now, you could connect to an Avast professional to fix Avast antivirus not updating virus definitions problem.

Ceisteanna Coitianta (CCanna)

Q1. Why does my Avast not updating virus definitions?

Ans. Má tá aon incompatibility issues in your PC, your Avast will not update new settings. If your Avast does not update this feature for you, make sure you check your firewall settings or repair the software if necessary.

Q2. Does Avast cause problems with Windows 10?

Ans. In some circumstances, Avast might interfere with the pre-installed apps of your PC and causes Windows 10 to crash, freeze, consume more resources, display Blue Screen Error (BSOD), and a lot more. This might occur due to some incompatible programs you run manually or a few automatic services running in the background when you boot your Windows.

Q3. Why is my Avast browser not opening?

Ans. If the Avast browser does not open on your Windows 10 PC, it may be because it is outdated or not updated properly. Is beag corrupt files within the app also cause the problem. Browser cache, cookies, and corrupt data also prevent Avast from being opened in the browser.

Q4. Is Windows Defender better than Avast?

Ans. Le bheith níos cruinne, Avast is better than Windows Defender Firewall. Few reports say that the detection rate for Windows Defender Firewall was 99.5 % while Avast detected 100% of malware and viruses. Avast also comes with advanced features that are not in Windows Defender Firewall.

Molta:

Tá súil againn go raibh an treoir seo cabhrach agus d'fhéadfá fix Avast not updating virus definitions issue in your system. Let us know which method worked for you the best. Also, if you have any queries/suggestions regarding this article, then feel free to drop them in the comments section.