User manual

Avoiding Eyestrain
stimulation to your eyesight. Long-term viewing of your phone in normal or darker
environments will damage your eyesight. When watching video or reading text on
your phone, avoid prolonged use, take breaks and turn on eye protection mode to
prevent eyestrain.
Glass Parts
glass. This glass could break if your phone is dropped on a hard surface or receives a
substantial impact. Do not attempt to touch or clean the broken glass. Stop using
your phone until the glass is replaced by an authorized service provider.
Connecting to Other Devices
Before connecting to other devices, carefully read the user manual for more detailed,
accurate and safety instructions. Do not connect to incompatible products.
Being Aware of Laser Safety
If your phone supports laser focusing, carefully read the user manual before using
it. Failure to follow instructions might lead to harmful radiation exposure. To prevent
direct exposure to laser beam, do not attempt to
avoid keeping close contact with laser light.
3. Get started
3.1. Quick look
3.1.1. ColorOS 5.1 Features
ColorOS 5.1 New Features
With ColorOS 5.1, noticeably the graphics and colors are more vivid and crisp. Even
with its design, it hasn't lost touch of its fundamental purpose: use with ease and
time, calls, and messages even when the screen is off. Calculator has been more
efficient with its added functions for more conversions.You can fix your volume