If you meant you want to (E-3, E-7, etc.), tell me the error code, and I'll give specific troubleshooting. If you just wanted a full review , the above covers it.
I believe there may be a slight misunderstanding in your request. typically refers to troubleshooting (clearing errors or rebooting the device), while "Complete Review" refers to an evaluation of features, accuracy, and usability. reset accu chek guide