How to Clear a Browser's Cache on a Mac

Instructions
Step 1
In Microsoft Internet Explorer, click on the Edit menu, then select Preferences, followed by Web Browser, then Advanced.
Step 2
On Netscape Navigator/Communicator, click on the Edit menu, then select Preferences, followed by Advanced, then Cache.
Step 3
Empty the cache (for either browser) by clicking on the Empty button. You can also raise or lower the cache size (you can even set it to zero).