Usually, your Macard extender flashing blue light indicates that either your device is running into a connection problem, your device is either in the process of pairing or maybe its hunting for a signal. If you depend on the extender for constant internet all over your area, then knowing what causes this flashing and how to fix it is really vital. Usually, the problem is less comp... https://gomacard.online/troubleshooting-macard-extender-blinking-blue-light-step-by-step-guide/