When you open these applications, the system prompts could not be opened "XXX", because it comes from an unidentified developer. We can solve the following methods.
Course
1. Open the application, you have to find the open software. Hold down the control key and click Apply to open (or right-open)
2. When shown below, click to open the can.
3. Only this way will be the first installation, this operation once is enough. Directly after the open can use it.
