On Windows
- Hold down Ctrl and click the Reload button.
- Or, Hold down Ctrl and press F5.
On Mac
- Hold ⇧ Shift and click the Reload button.
- Or, hold down ⌘ Cmd and ⇧ Shift key and then press R.
For more info... https://www.getfilecloud.com/blog/2015/03/tech-tip-how-to-do-hard-refresh-in-browsers/