change cursor from block or rectangle to line? [duplicate]
问题 This question already has answers here : Bold black cursor in Eclipse deletes code, and I don't know how to get rid of it (5 answers) Closed 2 years ago . My cursor is a blinking black rectangle. I don't know how it became that way. I want to turn it back to a blinking vertical line. picture - 回答1: You're in replace mode. Press the Insert key on your keyboard to switch back to insert mode. Many applications that handle text have this in common. 回答2: If you happen to be using a mac keyboard on