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Sometimes your PC crashes during Avast error 557. In addition, your Windows becomes slow and it does not allow you to continue your active programs. It is observed that other peripherals may freeze too.

This error can appear at the time of Avast installation. There are also various reasons which create the same issue every time. But you can resolve Avast error 557 easily by following the mentioned solutions.

avast error 557

Fix Avast Error 557 With Easy Steps

Repair Registry Entries Associated With Error 557

You can edit Windows registry manually to avoid Avast error. But be careful, if you do not edit it correctly it can damage your PC. Even one single mistake can stop your system from booting.

Download registry cleaner like Winthruster. It can detect all the registry error problems and can fix it easily.

You can manually repair the Windows registry by following the given steps:

  1. Click the Start button
  2. Now type “command”
  3. Press CTRL + Shift and then press enter
  4. Click Yes when the prompt box appears
  5. Type “regedit” then press enter
  6. Choose Avast Error 557 related key for a backup
  7. Select Export from the File
  8. And save a backup in Save-In list
  9. Select the “Selected branch” and save it
  10. Now you have the backup for Avast registry entry

Conduct a Full Malware Scan To Your PC

There may be a malware infection on your system. This can damage your PC and certain important system files. It is possible that Avast error may occur due to malware infection. So, perform a full malware scan on your system.

Update Your PC Device Driver

If your computer’s device driver is outdated, then it can also cause the error. So, download the driver which is compatible with your system. Use the driver update tool to update the device driver. You can use DriverDoc which will surely update all your device driver.

Run Windows System File Checker

System File Checker allows scans your PC and detects all the corrupted files. Follow the steps to run System File Checker:

  1. Go to the start button and type Command
  2. Then press CTRL-Shift and click yes when the prompt box appears
  3. Type “sfc /scannow”
  4. And then press Enter
  5. System File Checker will start scanning for Avast error
  6. Now follow the command appears on your computer screen.

Utilize Windows System Restore to Undo Recent system Changes

System Restore helps you to return your computer’s system files when there was no issue in the system. This also helps you to avoid manual troubleshooting for Avast error 557.

Contact Our Avast Support

If you are unable to fix Avast error 557, then get in touch with our Avast antivirus support engineers. We have some of the finest engineers ready to assist you in gaining back your cybersecurity. All you have to do is dial our toll-free Avast support helpline number +18009170185 and talk directly with our service representatives. You can also compile your issues and email your service request at our registered ID. We have also provided a live chat facility. So, you can get instant quick fixes to resolve Avast error 557.