Avast antivirus is a perfect security tool that protects your computer from malware. The error code 42030 occurs when the Avast antivirus software crashes or the setup file is corrupted. This page contains various steps to solve this error code on a Windows computer.
Steps to clear 42030 error:
Step 1: Log in to the Windows computer.
Step 2: Right-click the Start icon and locate the Avast antivirus app.
Step 3: Double-click to open the Avast app on the computer.
Step 4: If it prompts the error 42030, the avast app is crashed, or the setup is corrupted.
Step 5: Open Control Panel on the computer.
Step 6: Click the View by drop-down box and click Category at the top right corner of the window.
Step 7: Now click Programs > Uninstall a program.
Step 8: In the Uninstall or change a program window, locate and select Avast antivirus.
Step 9: Click the Uninstall/Change button.
Step 10: If the User Account Control screen prompts, click Yes.
Step 11: Now the Avast Setup wizard opens, and you have to click Repair.
Step 12: If prompted, click Yes.
Step 13: Wait until the setup wizard repairs the Avast antivirus.
Step 14: Once the repair is complete, click Done and restart your computer.
After restarting the computer, if you face the same problem, try other methods explained on this page.
How to download Avast Antivirus?
Step 1: Turn ON the Windows computer and open the default browser.
Step 2: Go to the Avast official webpage.
Step 3: On the Avast home page, choose your Avast product from the product list and click Download.
Reinstall Avast antivirus:
Step 1: Initially, uninstall the existing version of Avast from your computer, then download the latest version of the Avast antivirus from the official Avast website.
Step 2: Once the download is complete, check the digital signature in the setup file.
Step 3: Right-click on the downloaded file and click Properties.
Step 4: On the Properties screen, select Digital Signatures.
Step 5: On the Digital Signature screen, select Avast software, click OK, and then click Details under the Signature list.
Step 6: Now click General and check if the digital signature is OK.
Step 7: Now run the setup files and follow the on-screen instructions to complete the Avast antivirus installation on the Windows computer.
Hopefully, the Avast antivirus error code 42030 should be cleared successfully.