Blackview Mobile Phone, A55 Sim Free Unlocked Phone, 3GB RAM/SD 128GB, 4780mAh, 6.53’’ Waterproof Screen, 3 Card Slots Design, 4G Dual Android Phones, 8MP+5MP, Face ID, 2 Years Warranty - Blue

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Some apps and games require special permissions to work properly. Make sure you have those permissions granted. If the phone asks for permission, such as GPS, file access, etc., you need to grant the permission to the app.

You can try to fix the Wi-fi disconnection problem by resetting the default Wi-fi/network settings. Try to keep all your phone software and apps up to date. Sometimes bugs or errors in apps also slow down your device’s performance. Updates usually fix the bugs. The phone may switch off automatically if the temperature of your environment is too high. Make sure you are using the phone in a cool environment. Chipset Chipset is a group of integrated circuits designed to perform one or a more dedicated functions, often with real time computing constraints, Popular smartphones are equipped with more advanced embedded chipsets that can do many different tasks depending on their programming. It is also possible that your device’s storage is full. Try uninstalling some apps or games from your device.Information about the number of pixels on the horizontal and vertical dimensions of the photos taken by the front camera, indicated in megapixels as well. Your phone may intentionally close the app if there is any overheating issue on your phone. Make sure that you are not using two or more apps at the same time. For important messages, make a screenshot or long screenshot and edit it easily. Dual-window Entertainment Disable the live wallpaper and any third-party themes and use the user interface that came with the phone. Information about the sensor type of the camera. Some of the most widely used types of image sensors on mobile devices are CMOS, BSI, ISOCELL, etc.

Front camera Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc. Sensor model Information about the manufacturer and model of the image sensor used by this camera of the device.The aperture (f-stop number) indicates the size of the lens diaphragm opening, which controls the amount of light reaching the image sensor. The lower the f-stop number, the larger the diaphragm opening is, hence, the more light reaches the sensor. Usually, the f-stop number specified is the one that corresponds to the maximum possible diaphragm opening. The rear camera module is design to carry three sensor, but only a single lens is actually housed in there, and this lens is a Sony IMX319, an 8-megapixel lens with a single LED flash. On the front, there is a single 5-megapixel for selfie duties. Make sure your phone battery is in good condition. To find out the current status of your phone battery Information about additional software and hardware features of the rear camera which improve its overall performance.

Go to Settings > System > Advanced > Advanced > Reset Options > Reset Wi-fi, Cellular and Bluetooth. GPU GPU (Graphics Processing Unit) is a single-chip processor designed to rapidly manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display, This includes things such as lighting effects, object transformations, and 3D motion. Design Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications. Width Sometimes apps seem to be slow due to poor internet connectivity. Make sure your phone has a proper internet connection.Google also released its own set of apps that require low memory usage (such as Google Go, Google Map Go and Gallery Go).