Thomas B Shelocta , PA March 18, 2016 Appliance: Samsung Built-In Microwave Oven SMH9207ST/XAA-0001 Samsung Microwave Smh9207st/Xaa-0001 / : The hook on the part key d that hold the spring broke off and the door would not latch. How to replace Microwave Door Latch Hook. Popped out the frame around the glass on the inside of the door; removed the broken latch; attached spring to new latch then reinstalled the new latch; popped the frame back on. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes