Q & A

1. Go to Tools -> Internet Options.
2. Go to Security tab.
3. Select “Internet” zone, then click on “Custom level…” button.
4. Scroll down to “Scripting” section (at the bottom few).
5. Under “Allow Programmatic clipboard access” option, check or select (tick) Enable. Default action for this option is Prompt, which cause the pop-up message whenever there is any attempt to access the Clipboard.
6. Click 'Ok' twice to exit from Internet Options.

For Firefox users on Windows Platform computers:

1. Click on the orange 'Firefox' tab at the top left-hand corner of the window.
2. Hover over 'Options' then select 'Options':
   
   
3. Click on the 'Privacy' tab on the Options Window that appears, then click "clear your recent history" as shown below:
   
   
4. On the new window that appears, select how far back you want to clear, and what all you want to clear.

For Firefox users on a Mac: Choose Firefox > Preferences Click on the "privacy" tab. Click "remove individual cookies

For Internet Explorer users:

1. Click on "Tools"
2. Select "Internet Options" from the drop-down menu
   
   
3. Click on the "Delete" button in the section for Browsing History
   
   
4. Click the buttons to "Delete files..." and "Delete cookies..." or click on the "Delete all" button
   
   
5. Click "Yes" in the confirmation dialog box

For Google Chrome users:

1. Open Chrome and click on the Tools button.
   
   
2. Place your cursor on the option 'Tools', and on the box that pops up, select 'Clear browsing history...'
   
3. On the new window that appears, select how far back and what all you want to delete. The default settings should be fine for any issues that you've experienced in the past hour, though it might be safer to just select 'the past day'.
   

For Opera users:

1. Open Opera and click on the Opera button at the top-left of the browser.
   
2. On the drop-down that appears, place your cursor on 'More Tools' and select 'Clear browsing data'.
   
3. On the new page that loads, select how far back and what all you want to delete. The default settings should be fine for any issues that you've experienced in the past hour, though it might be safer to just select 'the past day'.
   

For Maxthon users:

1. Open up Maxthon, and click on the Tools button, which is similar to Chrome's.
   
   
2. On the drop-down that appears, select 'Clear browsing history'.
   
   
3. On the box that pops-up, select what all you'd like to clear and click the 'Clean now' button.
   
   Note: If you'd like, you can check the box at the bottom where it says 'Auto clear on exit' which means it will clear the currently selected each time you close the browser in the future.