Sony Xperia Z2, which has been released into the market this year, just six months after the release of Sony Xperia Z1 and few months after the release of Sony Xperia Z1 Compact, is one of the best-selling phones of Sony. This smart phone is well-designed and packed with a lot of features. Though Sony Xperia Z2 is one of the best phones of Sony, but since it’s launched many users have been facing several issues with their handset. Call dropping problem on Sony Xperia Z2 is one of the most faced issues by the users. Many Xperia Z2 owners have complained that call is dropping randomly with a beep sound, and also the screen is not coming back to life after a call is ended when the owners move the phone from their faces. There is a chance that calls dropping problem on Sony Xperia Z2 and the screen problems are same issue, and both are related to the proximity sensor. Because of this proximity sensor the screen is turning off but not the functionality. So holding the phone to your face could cause you to push the “end call” button. However, as the proximity sensor is not working properly, so it will fail to bring the screen back in life after the call ends. Potential Solutions for call dropping problem on Sony Xperia Z2 Call Dropping Problem On Sony Xperia Z2 Here are some potential solutions to solve call dropping problem on Sony Xperia Z2. 1. Open Settings on your phone > Display and see the “Tap To Wake Up” option. It should be unchecked. Now make a call and see if the problem still exists. 2. The problem may also occur because of phone case, screen protector or dust that obscures the proximity sensor. The proximity sensor can be tested going to Settings > About Phone > Diagnostics > choose Test Device and then check Ear Proximity. If the problem is occurring because of hardware fault, you will need to visit Sony service center or contact with the carrier or retailer. 3. Call dropping problem on Sony Xperia Z2 could also occur because of poor signal. You can call your carrier and can ask about coverage in your area.