If your pop-up blocker is turned on (IE's blocker is on by default) and you go to a site that has pop-ups, an information bar (red arrow) will appear at the top of your browser window telling you a pop-up has been blocked.
If you want to permanently disable the pop-up blocker in IE, open Internet Explorer. Select Tools from the main menu and select Pop Up Blocker from the Tools menu. Then select Turn Off Pop-up Blocker.
To access the pop-up blocker settings:
1. Click the menu button.
2. Then choose Preferences.
3. Then choose the Content panel.
4. In the Content panel below Pop-ups, uncheck the box next to Block pop-up windows to disable the pop-up blocker altogether.
If your pop-up blocker is turned on (Chrome also turns it on by default) and the site you are on tries to send a pop-up, an icon that looks like a browser bar with a red 'x' will appear in your address bar . To turn this off at the time a pop up has been blocked, click on the red 'x' and select Always show pop-ups from [site]. Otherwise, follow the instructions below.
In the top-right corner, click the Chrome menu .
Click Show advanced settings.
Under "Privacy," click Content settings.
Under "Pop-ups," select Allow all sites to show pop-ups.
If your pop-up blocker is turned on (Safari's is by default) and you go to a site that has pop-ups, there is no easy way to identify if a pop-up has indeed been blocked. Below are the steps you need to check and see if the pop-up blocker is enabled and disable if you choose.
1. Open Safari.
2. In the top left, select Safari, then select Preferences from the drop down menu.
3. The Preferences pane will open and select Security on the top row.
4. Uncheck the Block Pop-Up Windows box