LiteSpeed has a plugin for WordPress that allows you to manage LiteSpeed Cache options and clear the cache if you want.

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Prerequisites

You will need to have the LiteSpeed Cache plugin for WordPress installed and running.

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How to clear the cache

Here are the steps you need to take to clear the cache that LiteSpeed is storing for your WordPress website.
  1. Log in to your WordPress website.
  2. Click on LiteSpeed Cache in the menu to the right of the page, then click Toolbox. WordPress LiteSpeed Cache - Clear Cache
  3. Click Purge All to only clear data for this website, or click Empty Entire Cache or clear the cache for this website and any other website setup in the same cPanel account.
To clear the cache for a specific page, you can visit the page while logged in as an administrator. Hover over the LiteSpeed icon in the top toolbar and click Purge this page. Purge this page