What to do when the WIN8 system closes the browser without ejecting the warning window?

　Workaround:

1, open IE browser, in the top right-hand corner of the browser click "Tools";

2, then select "General" in the tool's tab bar, then click on "tab";

3, in the "tab browsing Settings", we check "Close multiple tabs issued a warning" can be.

Win8 system does not eject the warning window when the browser is closed all content is explained here, in fact, the browser in our first click on the red "off" button, will be pop-up prompts, but sometimes we do not pay attention to the place should not check the election, the result of this situation.