About Product upgrade:
Product upgrade is an automated process to upgrade the existing product in new version (Uninstallation of older version -> Installation of new version-> Activation of new version), where you just need to download the setup, execute it & restart the system as per notification
System restart is mandatory in order to complete the upgrade process

Here are the steps which gives details about upgrade process

Step 1: Make a note of Quick Heal Product key

Open Quick Heal Antivirus;
Click on Help from the top-right corner of the dashboard;
Click the “About” section;
Click on License details to get the product key.

Step 2: Visit the link : https://www.quickheal.co.in/upgrade#upgrade-software-version

Step 3: Download the appropriate Quick Heal Upgrade 22.00 file on your PC

Step 4: Double-click the downloaded file.

Step 5: The 'Quick Heal Setup Downloader' window will appear. Click 'Download'. The upgrade file may take a few minutes to download. You can pause and resume the download as per your convenience.

Step 6: Execute the downloaded file which will start process

Step 7: After extraction, Upgrade window will be appear as below, Click on Continue to proceed

Step 8: Upgrade process will be started with uninstallation of older version

Step 9: After completion of uninstallation process, system restart is required, Click on Restart now & Finish

Step 10: System will be restarted

Step 11: Post starting of system, Installation of latest version will start automatically

Step 12: Wait till process is completed

Step 13: Upgrade process completion message will be displayed as below, Click on OK

Completion Status