Is your Insert key not working on your keyboard in Word 2010?
Have you been wondering why the Insert key isn’t working any more on your keyboard in Word 2010? This is a very useful feature for filling in forms or changing text without destroying the formatting of the document.
You need to turn on this feature in Word Options as follows:
2. Select ADVANCED
3. In Editing Option tick the “Use the Insert key to control overtype mode “ check box.
4. Click OK
Magic! From now on, whenever you want to turn Overtype mode on or off, just press the INSERT key