Letv's mobile phone information application prohibits how to open the display screen, which is not the system default.

Generally, the program that comes with the mobile phone cannot be opened and started by itself, and it can only be started after root. But many mobile phone management software have temporary root function, which can help you close those programs. You can download a 360 guard yourself, set the startup items, and that's it.

Settings-Application Settings-SMS to see if the corresponding settings are turned on.

Letv launched a smart phone after it achieved amazing results in the smart TV business. 20 15 On February 28th, the website of China Quality Certification Center showed that LeTV's mobile phone had passed 3C certification, and the model was LetvX600, which was divided into LTE and TD-LTE products. The applicant is Letv Mobile Intelligent Information Technology (Beijing) Co., Ltd. On April 4th, 20 15, Letv released three flagship products of dual flagship series mobile phones in Beijing, namely Le 1 series: Letv Super Mobile Phone 1, Letv Super Mobile Phone 1Pro and Le Max series: Letv Super Mobile Phone Max. Letv mobile phones are either high, medium and low-end models, aiming at different user groups or based on different configurations, and make several mobile phones with different screen sizes.