Use the Manage Add-ons tool in Internet Explorer to individually disable each add-on to determine which add-on is causing errors. Use the Manage Add-ons tool to determine which add-on is causing the issue
Tips for solving problems with Internet Explorer This will allow you to figure out which add-on is causing the problem. If disabling all add-ons solves the problem, you might want to use Add-on Manager to disable all add-ons and then turn on add-ons only as you need them.
Click the Start button, click All Programs, click Accessories, click System Tools, and then click Internet Explorer (No Add-ons).To start Internet Explorer without add-ons, You may open Internet Explorer with no add-ons mode and check if Internet Explorer comtinues to freeze or not. What is the version of operating system and Internet Explorer you’re using?