We are usingMacos systemAt this time, the market will encounter an error in downloading and installing the application software. In response to this situation, Xiaobian recommends:Any way to open any source, Solve the error.

1. First click "systemPreference settings "

2. Click "Safety andprivacy"Button.

3. Check the "Any Source" button and open it.

If you need to restore the option that allows "any source", that is, the Gatekeeper of the system, we can "start the table (the small rocket icon in the dock bar under the system interface)" - "Other" - "Other" - "terminal"SPCTL command in China:SUDO SPCTL-Master-Disable

After returning, the terminal requires the user to enter the password of the booting screen to start executing. The password behind the password is not displayed. After entering the password, you can directly return to the car.

After the above steps are performed, the "Any Source" option appears. Generally, if it is selected by default, if there is no selection, click the icon in the lower left corner of "Security and Privacy" to unlock it, and then select it!

It should be noted that if the "APP Store" and "recognized developer" allowed in the "Security and Privacy" set up in the system preferences, that is, after reopening Gatekeeper, the option that allows "any source" will disappear again. You can run the above command to close the Gatekeeper again. After returning, the terminal requires the user to enter the password of the booting screen to start executing. The password behind the password is not displayed. After entering the password, you can directly return to the car.