You only need to do the driver installation once.

你只需要做的驱动程序安装一次。

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For driver installation, please follow below steps.

驱动安装，请按照下列步骤。

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They will be able to use the printer without any extra steps, such as printer identification and driver installation.

他们无需任何额外的步骤就能够使用打印机，比如打印机识别与驱动程序安装。

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The system involves the installation of a small black box into the driver's car which records how they drive.

BBC: AA to launch sat-nav tech tracked insurance policy