Five input methods in Windows 8.1 cannot be entered in IE.

You can try to disable the security protection of the browser.

1. First open the Internet Explorer, and then click "Internet options" in the setting icon in the menu bar, as shown in the following figure;

2. In the internet dialog box, click "enable protection mode" and restart IE.

Yunqi community editor reminds you that in addition to this operation, we can also try to change the Baidu Browser, 360 Browser, ff browser, gg browser. They have no problem.