To clear the cache in Chrome;
- In the top-right corner of Chrome, click the Chrome menu (three horizontal bars).
- Select More tools > Clear browsing data
- In the dialog that appears, select all the checkboxes except for passwords.
- Use the menu at the top to select the amount of data that you want to delete. Select beginning of time to delete everything.
- Click Clear browsing data.
Please note that clearing the cache on devises will cause it to loose usernames and passwords.