Mobile

Step 1: Go to Menu > More > Settings or Menu > Settings > Privacy & Security.

Step 2: Tap Clear cache.

Desktop

Open settings — Click the menu icon represented by three horizontal bars in the upper-right corner, and click Settings near the bottom of the drop-down menu.

Clear the browser cache — Click the link for Privacy and Security in the left sidebar. Then look for the Clear Browsing Data. Click it, and check only the box for Cached Images and Files