Table of Contents
This updated guide examines Fix 'Setup Is Already Running. Hãy Thử Khởi độNg Sau Khi Sau Khi and organizes the essential facts, background, and practical takeaways in clear American English.
So how to fix this error. Please refer to the following article of Network Administrator.
Avast's instup.exe file downloads and updates antivirus in the background, so you can view this process in Task Manager.
If you try to "kill" this process, a message "The Operation could not be completed. Access is denied" appears on the screen.

Fix "Setup is already running" error:
Step 1:
Open Avast User Interface => Settings => Troubleshooting , then uncheck the Enable Avast self-defense module and click OK.
Step 2:
Next open Task Manager and "kill" the instup.exe process if the program is running.
Step 3:
A pop up window appears immediately on the screen informing you that the antivirus update process was unsuccessful.
Step 4:
You can now remove the Avast application without any errors.
Refer to some of the following articles:
- How to remove Trojan, Virus, Worm or Malware?
- How to choose antivirus applications for Windows and Mac
- Is antivirus software really slowing down your computer?
- How to disable and completely remove Windows Defender?
Good luck!
FAQ
What is Fix 'Setup Is Already Running. Hãy Thử Khởi độNg Sau Khi Sau Khi about?
It provides a structured overview of avast, explains the main context, and highlights practical takeaways for readers.
Why does this topic matter?
Understanding the main concepts helps readers evaluate the issue, avoid common mistakes, and make better-informed decisions.
How should readers use this information?
Use the guidance as a practical starting point, confirm details that may have changed, and follow current product, safety, or security recommendations.
Reader Comments 0
Sign in with email or Google to join the discussion.