Troubleshoot the error "Session expired" in Avast One Cloud Cleaner.

Troubleshooting the "Session expired" error in Avast One Cloud Cleaner

When you try to access Avast One Cloud Cleaner, you may see a message stating that your session has expired. To fix this issue, follow the steps below:

Before you begin, make sure:

Avast Antivirus is up to date.
Your browser is updated to the latest version.

Step 1: Access Cloud Cleaner from the Avast One app

Whenever you access Cloud Cleaner, make sure you launch it from the Avast One app. Cloud Cleaner may display a session expired message if you access it using a saved web link or bookmark in your browser.

If the issue persists, go to Step 2.

Step 2: Clear browser cookies

Clear your browser cookies using Browser Cleaner in Avast One Cleanup Premium, then try to access Cloud Cleaner again.

The following article explains how you can use the Browser Cleaner feature: Avast One Cleanup Premium – Getting Started.

If the issue still persists, go to Step 3.

Step 3: Sync your system time

Make sure your computer's time is synchronized correctly. To sync your system time, follow the steps below:

Click the Windows Start button and select Settings (the gear icon).
Select Time & language in the left panel, then select the Date & time tile.
Turn on Set time automatically.
Scroll down and click Sync now.

Click the Windows Start button and select Settings (the gear icon).
Select Time & language in the left panel, then select the Date & time tile.
Turn on Set time automatically.
Scroll down and click Sync now.

On your keyboard, press the Win key and X key simultaneously, then select Control Panel from the menu that appears.
Next to View by, ensure you are using the Category view.
Select the Clock, Language and Region tile.
Select Date and Time.
Go to the Internet Time tab.
Click on Change settings....
Verify that the option Synchronize with an Internet time server is checked.
Click on Change settings....
Click on Update now.