The disadvantage of storing pages to the browser’s cache is that changes and enhancements made to the website aren’t always immediately visible to you.

This is because the browsers usually store a cached version of the site. In this situation, you can hard refresh your browser to clear the cache and download the new content. Performing a hard refresh is easy and the commands vary depending on what browser and operating system you’re using

How to hard refresh browser and clear cache if you're using Chrome.

      

Chrome on Mac: There are two ways that you can do it:
    Hold down Shift and click the Reload button.
    Or Hold down Command, Shift and click the ‘R’ key.

How to hard refresh browser and clear cache if you're using Firefox.
Firefox and Windows: There are also two easy hotkey commands you can use:
    Hold down Ctrl, Shift and the ‘R’ key.
    Or Hold down Ctrl and press F5.

Firefox and Mac:

To hard refresh on Firefox on Mac, there are also two easy key combinations that you can use:

    Hold down Command, Shift and the ‘R’ key.
    Or Hold down Shift and press the reload button.

How to hard refresh browser and clear cache if you're using Safari.

 Safari: To hard refresh safari, there is one simple way to do it.
    Empty Cache: Go to Safari > Empty Cache, or hit Opt + ⌘ Cmd + E

How to hard refresh browser and clear cache if you're using Internet Explorer
Internet Explorer: 
 Hold the Control key, press the F5 key.
    Or, hold the Control key, click the Refresh button.