The present disclosure is related to a method of manufacturing a display apparatus. The method of manufacturing the display apparatus may include providing a polarizer and a display panel, aligning and bonding the second reserved portion of the display panel with the first reserved portion of the polarizer, and cutting at least the polarizer along a boundary of the second reserved portion. The polarizer may include a first reserved portion and a first to-be-removed portion. The display panel may include a second reserved portion and a second to-be-removed portion. The width of the first to-be-removed portion may be not smaller than a first width, and the width of the second-to-be-removed portion is smaller than the first width.