fix

Author: ZhouYixun

docs/vtx-faq.md

@@ -79,7 +79,7 @@ A6: It’s a complex issue that could involve multiple components—namely the c
   1. If the blue LED is completely off, it means VTX is bad;
   2. If the blue LED flashes one long and one short periodically, the VTX is in 0mW mode. Use [stick command](vtx-general.md#stick-command-gestures) to exit 0mW mode
   3. If the blue LED flashes 2 shorts periodically, it indicates that the VTX is unable to detect the camera, it could be (1) damaged camera; (2) bad MIPI cable; (3) loose MIPI cable connection; (4) damaged MIPI connectors on camera and/or VTX; (5) damaged VTX
-  4. Check other [blue LED patterns]((vtx-led.md#blue-led-pattern))
+  4. Check other [blue LED patterns](vtx-led.md#blue-led-pattern)
 - Blue LED is solid on:
   1. Verify whether the VTX is set to Low Band while the goggles are configured differently, or vice versa.
   2. If the Nano90 camera is configured to 540p60 mode, the goggles must be set to HDZero BW = Narrow via the following path: Goggle Menu → Source → HDZero BW.