There are often questions on the background: how to test an unfamiliar phoneToday, we will give a summary answer to this questionWhat do we need to test on an unfamiliar phone? How to test?Wireless: Settings - Wifi - open any connection to 1 Wifi, successfully connected to it. (Also slightly observe the strength of the WIFI function)Bluetooth: Settings - Bluetooth - can open the search normally can be.Light sensor: Settings - display and brightness - set automatic brightness adjustment and lock the screen with your hand blocking the light sensor to unlock the screen, can correspond to the light sensor display.Sound: Settings-Sound-Click on the ringer to test the effect of speaker playbackVibration: Settings-Sound-Vibration-Click on the silent mode vibration to test the vibration effectFingerprint: Settings-Touch ID and password-if there is no password default set 6 0, and recorded fingerprint after locking the screen, fingerprint unlock unlock the screen.ID lock: Settings-iCould-tap to see if there is-iCould ID exists.Continuous shooting: Main interface-Camera-Tap the rear camera to take pictures and long press to test continuous shooting.Handset: Main interface-dial-dial 112 to test the handset and pull the handset away from the phone at the same time to test the light-sensitive sensor, and then test the call speaker.Recording: Main interface-Voice memo-tap to record and speak loudly and quietly to test and play.Front and back camera: Main interface - camera - click on the front and back camera to take pictures and test whether the normal photo and focus.Flash: Main interface - camera - click on the rear camera - click on the top left to open the flash mode to take pictures and test.Compass: Main interface-compass-roll the gyroscope and test the direction sensing.Screen sliding: Main interface-any pull APP and slide up and down left and right to test whether the screen sensitivity is normal.4G network: plug in the card to test whether the phone can open 4G network Internet access, it is best to test whether the normal call at the same time.After testing all the above items, you can basically guarantee that there is no problem with the phone.The last step: restore the factoryRestore factory settings is to confirm that the phone is unlocked without hidden ID and can be freely brushed and upgraded. At the same time, it can quickly erase the data left by the previous user. Finally, for those who like more cell phone repair knowledge, welcome to follow us at oriwhiz.com for occasional updates on the latest information.Oriwhiz Parts is a manufacturer that specializes in the production and sale of cell phone repair screens, and also provides cell phone repair batteries and other replacement parts.