Oprava Avast, ktorý neaktualizuje definície vírusov

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• Outdated Avast will cause the discussed problem.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.
• Zastaraný operačný systém Windows.
• 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.

Metóda 1: Reštartujte počítač

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 zavrieť the PC using the Power options and turn it on again after some time.

1. Prejdite k ponuka štart.

2. Teraz vyberte ikona napájania v ľavom dolnom rohu obrazovky.

3. Niekoľko možností ako spánok, zavrieťa reštart sa zobrazí. Tu kliknite na reštart.

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. Pravým tlačidlom myši kliknite na avast Ikona antivírusu on the Desktop.

2. Teraz kliknite na vlastnosti.

3. V okne Vlastnosti prepnite na kompatibilita tab.

4. Tu začiarknite políčko Spustiť tento program ako správca.

5. Nakoniec kliknite na Použiť> OK na uloženie zmien.

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

Prečítajte si tiež: Fix Virus Definition Failed in Avast Antivirus

Metóda 3: Zmeňte nastavenia dátumu a času

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. Stlačte tlačidlo Klávesy Windows + I. spoločne otvoriť Nastavenia systému Windows.

2. Teraz vyberte Čas a jazyk nastavenie.

3. Next, in Dátum Čas skontrolujte dve hodnoty Nastavte čas automaticky a Nastavte časové pásmo automaticky možnosti sú zapnuté.

4. Potom kliknite na Synchronizovať teraz 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. Kliknite na tlačidlo Klávesa Windows a typ Avast Free Antivirus. Kliknite na Otvorený z výsledku vyhľadávania.

2. Ísť do Menu icon from the top right corner of the Avast user interface.

3. Potom vyberte nastavenie zo zoznamu.

4. Teraz prepnite na Aktualizácia a kliknite na Skontrolovať aktualizácie button. Make sure you get the following messages.

• Definície vírusov sú aktuálne
• Avast Free Antivirus is up to date

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

Prečítajte si tiež: Ako opraviť Avast Update Stuck v systéme Windows 10

Metóda 5: Zatvorte procesy na pozadí

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. Stlačte tlačidlo Klávesa Windows, typ Služby, a kliknite na Spustiť ako správca.

2. Teraz prejdite nadol a dvakrát kliknite na aswbIDSAgent služby.

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

Poznámka: v prípade, že stav služby is Zastavené, potom kliknite na štart tlačidlo. Ak stav služby is Bezat, kliknite na Stop a Spustite to znova.

4. When you start the service, you may face a 1079 error (or something similar to that). In this case, switch to the prihláste sa kliknite na Tento účet prepínač a vyberte ikonu prezerať možnosť.

5. V Zadajte názov objektu k výberu field, type the username of your account.

6. Potom kliknite na Skontrolujte mená option to authenticate the object name.

7. Teraz kliknite na OK to save the changes and if you are prompted, type in your administrator account.

8. Kliknite na Použiť> OK to save the changes and check if you were able to open Avast without any issues.

Prečítajte si tiež: Ako odstrániť Avast z Windows 10

Metóda 7: Spustite kontrolu vírusov

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.

Preto vám odporúčame skontrolovať počítač podľa pokynov v našej príručke Ako spustím kontrolu vírusov v počítači?

Ak chcete odstrániť malvér z počítača, prečítajte si našu príručku Ako odstrániť malvér z počítača v systéme Windows 10.

Metóda 8: Aktualizujte systém 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.

Preto sa uistite, že ste aktualizovali svoj operačný systém Windows a či čakajú nejaké aktualizácie v akcii, použite našu príručku Ako stiahnuť a nainštalovať najnovšiu aktualizáciu systému Windows 10

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

Metóda 9: Upravte nastavenia brány Windows Defender Firewall

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.

Možnosť II: Zakázať bránu firewall (neodporúča sa)

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.

Možnosť III: Vytvorte nové pravidlo v bráne firewall

1. Ísť do Ponuka vyhľadávania a typ Windows Defender Firewall s pokročilým zabezpečením, Potom kliknite na Spustiť ako správca.

2. Teraz v ľavom paneli kliknite na Prichádzajúce pravidlá ako je znázornené.

3. Potom v pravom paneli kliknite na Nové pravidlo… ako je znázornené.

4. Teraz sa uistite, že ste vybrali program možnosť podľa Aký typ pravidla by ste chceli vytvoriť? a kliknite na Ďalej> ako je znázornené.

5. Potom kliknite na Prechádzať ... tlačidlo zodpovedajúce Táto cesta programu: ako je znázornené.

6. Potom prejdite na C:Program Files (x86)Avast cestu a dvakrát na ňu kliknite nastavenie file. Then, click on Otvorený tlačidlo.

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

7. Potom kliknite na Nasledujúci> v Sprievodca novým pravidlom vstupu okno, ako je znázornené.

8. Teraz vyberte prepínač vedľa Povoliť pripojenie a kliknite na Nasledujúci> ako je znázornené.

9. Uistite sa Doména, Súkromné ​​a Verejné boxy sú vybrané a kliknite na Nasledujúci> ako je znázornené.

10. Nakoniec pridajte názov k vášmu novému pravidlu a kliknite na úprava.

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. odpálenie avast Antivirus and navigate to Ponuka> Nastavenia ako ste to urobili predtým.

2. Ďalej prepnite na Riešenie problémov tab.

3. Tu kliknite na Repair App in the right pane. Wait until the repairing process is complete. This might take a while.

Poznámka: 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. typ Pridajte alebo odstráňte programy v Vyhľadávanie v systéme Windows box. Launch it from the search result, as shown.

2. v Vyhľadajte tento zoznam bar, typ avast.

3. Potom kliknite na avast a potom modifikovať.

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

4. Kliknite na oprava 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.

Prečítajte si tiež: Fix SearchUI.exe Suspended Error on 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.

Poznámka: 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. odpálenie avast a kliknite na Menu možnosť v pravom hornom rohu obrazovky.

2. Teraz vyberte nastavenie z rozbaľovacieho zoznamu.

3. Potom prejdite na všeobecný tab and then select click on Riešenie problémov možnosť.

4. Potom vyberte Obnoviť pôvodné nastavenia tlačidlo.

5. If you are prompted, click on Áno 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.

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

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

1. typ Windows konfigurácia systému in the Windows search bar. Then, click on Konfigurácia systému spustiť.

2. Prepnite na ikonu topánka tab in the window that opens.

3. Ďalej vyberte Bezpečné boot under Boot options and then, click on OK, ako je uvedené nižšie.

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 ktoré ste si predtým stiahli.

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

7. Teraz kliknite na odinštalovať.

8. After Avast has been uninstalled, reštart Windows v Normálny režim.

9. Visit this official Avast link a potom kliknite na tlačidlo STIAHNUŤ BEZPLATNE OCHRANU to download the latest Avast Antivirus application, as shown below.

10. Once the file is downloaded, do to Moje stiahnuté súbory, dvakrát kliknite na 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.

Prečítajte si tiež: Ako odinštalovať McAfee LiveSafe v systéme 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 Kontaktujte nás tlačidlo.

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.

Často kladené otázky (FAQ)

Q1. Why does my Avast not updating virus definitions?

Ans. Ak existujú 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, málo 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. Aby som bol presnejší, 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.

Odporúčaná:

Dúfame, že táto príručka bola užitočná a vy by ste mohli 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.