Avast virus ta'riflarini yangilamasligini tuzating

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• Outdated Avast will cause the discussed problem.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.
• Outdated Windows operating system.
• 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.

Usuli 1: Kompyuterni qayta ishga tushiring

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

1. Navigatsiya qiling Boshlash menyusi.

2. Endi tanlang quvvat belgisi ekranning pastki chap burchagida.

3. Kabi bir nechta variant uyqu, Yopmoqva Qayta ishga tushirish ko'rsatiladi. Mana, bosing Qayta ishga tushirish.

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. Sichqonchaning o'ng tugmachasini bosing avast Antivirus belgisi Ish stolida.

2. Endi, ustiga bosing xususiyatlari.

3. Xususiyatlar oynasida ga o'ting moslik yorlig'ini bosing.

4. Here, check the box Ushbu dasturni administrator sifatida ishga tushiring.

5. Nihoyat, ustiga bosing > OK ni qo'llang O'zgarishlarni saqlash uchun.

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

Bundan tashqari: Fix Virus Definition Failed in Avast Antivirus

Method 3: Change Date and Time Settings

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. Tugmasini bosing Windows + I tugmalari ochish uchun birgalikda Windows sozlamalari.

2. Endi tanlang Vaqt va til sozlamalari o'rnatilmagan.

3. Next, in Sana va vaqt yorlig'iga o'ting, ikkita qiymatga ishonch hosil qiling Vaqtni avtomatik ravishda o'rnating va Vaqt mintaqasini avtomatik ravishda o'rnating variantlari yoqiladi.

4. Keyin, ustiga bosing Hozir sinxronlash 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. tugmasini bosing Windows kaliti va yozing Avast Free Antivirus. Bosing ochiq qidiruv natijasidan.

2. Boring menyu icon from the top right corner of the Avast user interface.

3. Keyin, ni tanlang Sozlamalar Ro'yxatdan.

4. Endi ga o'ting Yangilash yorlig'ini bosing va ustiga bosing Yangilanishni tekshiring button. Make sure you get the following messages.

• Virus ta'riflari yangilangan
• Avast Free Antivirus is up to date

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

Bundan tashqari: Windows 10-da Avast yangilanishini qanday tuzatish mumkin

5-usul: Fon jarayonlarini yopish

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. Tugmasini bosing Windows kaliti, turi xizmatlar, va ustiga bosing Administrator sifatida ishga tushirish.

2. Endi pastga aylantiring va ustiga ikki marta bosing aswbIDSAgent xizmati.

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

Eslatma: agar Xizmat holati is To'xtadi, so'ngra tugmasini bosing boshlanish tugmasi Agar Xizmat holati is Runningtugmasini bosing To'xta va yana boshlang.

4. When you start the service, you may face a 1079 error (or something similar to that). In this case, switch to the Tizimga kirish yorlig'ini bosing Bu hisob radio button and select the Qidirish variant.

5. In Tanlash uchun ob'ekt nomini kiriting field, type the username of your account.

6. Keyin, ustiga bosing Ismlarni tekshiring option to authenticate the object name.

7. Endi, ustiga bosing OK to save the changes and if you are prompted, type in your administrator account.

8. Bosing > OK ni qo'llang to save the changes and check if you were able to open Avast without any issues.

Bundan tashqari: Avast-ni Windows 10-dan qanday olib tashlash mumkin

7-usul: Virusli skanerni ishga tushiring

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.

Shunday qilib, sizga kompyuteringizni skanerdan o'tkazish tavsiya etiladi, bizning qo'llanmada ko'rsatilganidek, "Kompyuterimda viruslarni skanerlashni qanday amalga oshirishim mumkin?"

Bundan tashqari, agar siz zararli dasturlarni kompyuteringizdan olib tashlamoqchi bo'lsangiz, Windows 10 da kompyuteringizdan zararli dasturlarni qanday olib tashlash bo'yicha qo'llanmamizni tekshiring.

8-usul: Windows-ni yangilang

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.

Hence, ensure if you have updated your Windows Operating System and if any updates are pending in action, use our guide How to Download and Install Windows 10 Latest Update

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

9-usul: Windows Defender xavfsizlik devori sozlamalarini o'zgartiring

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.

Variant II: Xavfsizlik devorini o'chirish (tavsiya etilmaydi)

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.

Variant III: Xavfsizlik devorida yangi qoida yaratish

1. Boring Qidiruv menyusi va yozing Kengaytirilgan xavfsizlik bilan Windows Defender xavfsizlik devori. Keyin, ustiga bosing Administrator sifatida ishga tushirish.

2. Endi, chap panelda, ustiga bosing Kirish qoidalari tasvirlanganidek.

3. Keyin, o'ng panelda, ustiga bosing Yangi qoida… ko'rsatilganidek.

4. Endi ni tanlaganingizga ishonch hosil qiling dastur variantni ostida Qaysi turdagi qoida yaratmoqchisiz? menyusiga kiring va ustiga bosing Keyingi> ko'rsatilganidek.

5. Keyin, ustiga bosing Ko'rib chiqish ... ga mos keladigan tugma Ushbu dastur yo'li: ko'rsatilganidek.

6. Keyin ga o'ting C:Program Files (x86)Avast yo'lni bosing va ustiga ikki marta bosing sozlash file. Then, click on ochiq tugmasini bosing.

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

7. Keyin, ustiga bosing Keyingi> yilda Yangi kirish qoidalari ustasi ko'rsatilgandek oyna.

8. Endi yonidagi radio tugmani tanlang Ulanishga ruxsat bering va ustiga bosing Keyingi> tasvirlanganidek.

9. Ishonch hosil qiling Domen, shaxsiy va ommaviy katakchalar tanlanadi va ustiga bosing Keyingi> ko'rsatilganidek.

10. Nihoyat, yangi qoidangizga nom qo'shing va ustiga bosing tugatmoq.

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. Ishga tushirish avast Antivirus and navigate to Menyu> Sozlamalar ilgari qilganingizdek.

2. Keyin, ga o'ting Muammolarni bartaraf qilish; nosozliklarni TUZATISH yorlig'ini bosing.

3. Bu yerda, ustiga bosing Ta'mirlash ilovasi in the right pane. Wait until the repairing process is complete. This might take a while.

Eslatma: 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. Turi Dasturlarni qo'shish yoki o'chirish yilda Windows qidiruvi box. Launch it from the search result, as shown.

2. In Ushbu ro'yxatni qidiring bar, turi avast.

3. Keyin, ustiga bosing avast va keyin, O'zgartiring.

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

4. Bosing ta'mir 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.

Bundan tashqari: 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.

Eslatma: 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. Ishga tushirish avast va ustiga bosing menyu option at the top right corner of the screen.

2. Endi tanlang Sozlamalar ochilgan ro'yxatidan.

3. Keyin ga o'ting umumiy tab and then select click on Muammolarni bartaraf qilish; nosozliklarni TUZATISH variant.

4. Keyin, ni tanlang Standart holatga qaytarish tugmasini bosing.

5. If you are prompted, click on ha 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.

Visit 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. Turi Windows tizim konfiguratsiyasi in the Windows search bar. Then, click on Tizimning konfiguratsiyasi uni ishga tushirish.

2. ga o'ting yuklash tab in the window that opens.

3. Keyin, ni tanlang Xavfsiz yuklash under Boot options and then, click on OK, Quyida ko'rsatilgandek.

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 avval yuklab olgansiz.

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

7. Endi, ustiga bosing O'chir.

8. After Avast has been uninstalled, Qayta ishga tushirish Windows in Oddiy rejim.

9. Visit this official Avast link ni bosing va keyin bosing BEPUL HIMOYANI YUKLASH to download the latest Avast Antivirus application, as shown below.

10. Once the file is downloaded, do to Mening yuklab olishlarim, ustiga ikki marta bosing 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.

Bundan tashqari: Windows 10-da McAfee LiveSafe-ni qanday o'chirish mumkin

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 Biz bilan bog'lanish tugmasini bosing.

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.

Tez-tez so'raladigan savollar (FAQ)

Q1. Why does my Avast not updating virus definitions?

Ans. Agar mavjud bo'lsa 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. Kam 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. Aniqroq aytganda, 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.

Tavsiya:

Umid qilamizki, ushbu qo'llanma foydali bo'ldi va siz buni qila olasiz 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.