Internet Explorer

1. In Internet Explorer click on the tools menu, then Internet Options.
   Hotkey: Ctrl+Shift+Del
2. Under Browsing history click the Delete button.
   
   
3. Select Preserve Favorites website data and Temporary Internet Files.
4. Uncheck all other options.
5. Click the Delete button.
   
   
6. When the progress box disappears, the Temporary Internet Files have been deleted.
7. Click OK on the Internet Options window to close it.

FireFox

1. In FireFox click the Tools menu, then Clear Private Data.
   Hotkey: Ctrl+Shift+Del
2. Select only the option for Cache.
3. Click the Clear Private Data Now button.
   

Safari

1. In Safari click the Edit menu then Click Empty Cache.
   Hotkey: Ctrl+Alt+E
2. Click the Empty Button.

Google Chrome

1. In Chrome, click the wrench at the top right , then select Clear Browsing Data.
   Hotkey: Ctrl+Shift+Del
2. Select Empty the cache
3. Next to Clear data from this period: Select Everything.
4. Click the Clear Browsing Data button.