Usage Tips:1. [CAC USB smart card reader] for CAC card, government ID, national ID, ActivClient, AKO, OWA, DKO, JKO, NKO, BOL, GKO, Marinenet, AF Portal, Pure Edge Viewer, ApproveIt, DCO, DTS, LPS, Disa corporate email, etc. 2. [Certification Standard] The card reader supports ISO7816 A, B, C (5V / 3V / 1.8V) smart cards. 3. [General compatibility] The system is compatible with Windows (32/64 bit) XP / Vista / 7/8/10, for Mac OS X and Android OS. Compatible with Android phones, for MacBook Pro 2018/2017/2016, for Mac Air, for Chromebook, for ASUS ZENBOOK, for DELL XPS, for Huawei Matebook and other C-type laptops. 4. [Smart card detection] Motion detection with automatic shutdown function automatically detects the type of smart card short circuit and thermal protection. 5. This USB C multi-function smart card reader is an easy-to-install USB device that is compatible with almost all contact smart cards, operating systems, and various applications including online banking and digital signatures. For type C computers, this is easy to install and operate. System compatibility: for Mac OS X (Insert the disk, first close the "Autorun" window, and then open the file "MAC Installer" to install) Windows (32 / 64bit) XP / Vista / 7/8/10 Android operating system Card compatibility: Supporting banks, post offices, chip cards issued nationwide. Can be used for CAC (public access card), government ID, national ID For all contact smart card operations, such as online banking or digital signature applications: ActivClient, AKO, OWA, DKO, JKO, NKO, BOL, GKO, Marinenet, AF Portal, Pure Edge Viewer, ApproveIt, DCO, DTS, LPS, Disa corporate email, etc. Compatible with various smart card operations for digital identity verification and security, network ATM mission, payment, balance inquiry, tax, water bill, electricity payment, credit card bill payment, and cashcard payment. SIM card Please follow the steps below