Don't know how to clear the browser cache (Firefox, Chrome, Opera, Microsoft Edge ...) (Ubuntu)

1. Click Menu (the O icon) and select Settings;
   
   

   
   
   

2. Select Privacy & security and click on Clear browsing data...;
   
   

   
   
   

3. Check (tick) the items that you wish to remove, and finally click Clear browsing data;
   
   

   

1. Click the menu button, select More tools and choose Clear browsing data;
   * Alternatively, you can press the Ctrl + Shift + Del keys.
   
   

   
   
   

2. Check (tick) the check box next to the items that you wish to remove (in this case the cache files), select a time range and finally click Clear data;
   
   

1. Click on the more button and select Options;
   
   
   
   
2. Select the Advanced panel and click on the Network tab;
   
   
3. In the Cached Web Content section, click on Clear now;
   
   
   
   
   

Note: You can also clear the cache if you click on the Privacy tab (which you can access when you click on the menu button), select clear your recent history, untick (uncheck) the other check boxes except the one next to Cache, and click Clear now.

Also, make sure to select the time range to clear, first.

Note: On newer versions of the browser, follow the step below:

1. Open the menu and click on Options;
   

   

2. Click on Privacy & Security and then on Clear Data...
   
   

   

   
   
3. Tick the check box next to Cached Web content and then on Clear.