How to Replace the Wireless Card on Inspiron 14 Plus 7420

How to Replace the Wireless Card on Inspiron 14 Plus 7420. Learn how to replace the Wireless (Wi-Fi) card on the Dell Inspiron 14 Plus 7420. Safety Precautions: https://www.dell.com/support/kbdoc/en... 0:00 Intro and Safety Precautions 0:18 Enter Service Mode 0:47 Required Tools 0:51 Remove Bottom Cover 1:35 Remove and Reinstall the Wireless Card 2:49 Reinstall Bottom Cover 3:17 Exit Service Mode