How to purge cache?

At the top right corner of the Cache Manager menu, there is a Clear Cache button. After clicking on the button you will be able to completely wipe your cache or delete URLs based on partial match. 

To fully wipe the cache type "clear cache" into the bottom text field then click on the button underneath it. 

To delete URLs based on partial match type in a string that matches the URLs you wish to delete.
After clicking on the Clear Partial Cache... button you will see a list of URLs that match the string you provided so you can retry with another expression if the example URLs are not what you wanted.
(You can also use the /cache-clear API endpoint as well for this. )

Related articles: 

- Ignore Rules

- How to Reduce the Number of Pages

- Cache Expiration