Reset your browser
Below are instructions for resetting common browsers.
Internet Explorer
Click on Tools > Internet Options. Go to the Advanced tab. Click on the Reset button.

Opera
Close all running instance of Opera. Go to the installation folder of Opera:C:\Users\user_name\AppData\Roaming\Opera\Opera\, provided that you have installed Opera using the default settings. Delete the Operapref.ini file
Google Chrome
- On the latest version of Google Chrome, click on the button in the top right with 3 verticle dots. Select Settings.
- Click on Reset settings.
Safari
- Open Safari.
- Click on the "Safari" in your Safari menu.
- A drop-down menu will appear, simply click on the Reset Safari tab.
- A warning dialog will appear pointing out what will be removed.
- Click on the Reset button to complete the process.
- Safari will restart automatically.