The error message “Warning: Camera failed” on your Samsung Galaxy J7 is just one of the errors you may encounter while using the camera. The other variation of ...

This update to the J7 steps up to 13 megapixel cameras on both the front and back. Other features of this affordable Android phone are similar, including a 5.5-inch display, memory card slot, and ...

What makes the screen flickering issue a bit complex is the fact that both firmware and hardware problems may cause it. It happens not just to the Samsung Galaxy J7 but to devices as well and the most ...