On your Chromebook, open Chrome.
At the top right, click Customize and control Google Chrome (icon with three vertical dots).
Click More tools > Clear browsing data.
At the top, choose a time range. To delete everything, select All time.
Next to Cookies and other site data and Cached images and files, check the boxes you wish to clear.
Click Clear data.
Learn how to change more cookie settings in Chrome. For example, you can delete cookies for a specific site.
After you clear cache and cookies:
Some settings on sites get deleted. For example, if you were signed in, you’ll need to sign in again.
If you turn sync on in Chrome, you’ll stay signed into the Google Account you’re syncing to in order to delete your data across all your devices.
Some sites can seem slower because content, like images, needs to load again.
Cookies are files created by sites you visit. They make your online experience easier by saving browsing data.
The cache remembers parts of pages, like images, to help them open faster during your next visit.