All the basis steps - Uninstall, reboot, download drivers from Dell. In device manager, for my laptop, I have a yellow exclamation mark indicating device drivers missing for Mass Storage Controller, SM Bus Controler and Broadcom USH. Dell E6430 to use sim card on laptop Closed Report. How to Install sim connection driver in Dell Laptop LATITUDE E5450. New Battery for your right to you how much hours. We have also create a video tutorial that shows you how to install your Dell Latitude E6420 Wireless WiFi Card. Get drivers and MPP Electronics and Windows 8 圆4. I managed to get all the drivers installed but the Mass Storage Controller and the PCI serial port. In this post, we will be showing you two quick and easy way to fix Mass Storage. DELL E6420 SIM CARD DRIVER (dell_e6420_8187.zip)ĭELL Wireless 5550 HSPA 3G WWAN DW5550 Mini-Card.