Updated FAQ (markdown)

FAQ.md

@@ -4,8 +4,21 @@ This page will continually get updated with questions often asked.
 
 ### Installation
 
+- [What binary should I use?](https://github.com/Aircoookie/WLED/wiki/Install-WLED-binary)
 - [I've flashed a bin, but i get no response at all](FAQ#ive-flashed-a-bin-but-i-get-no-response-at-all)
 
+### Connection issues
+
+- [Once I attach LEDs, I can't connect to the ESP anymore!](FAQ#once-i-attach-leds-i-cant-connect-to-the-esp-anymore)
+- [I have entered my WiFi credentials and rebooted, but I can not connect to the module now!](FAQ#i-have-entered-my-wifi-credentials-and-rebooted-but-i-can-not-connect-to-the-module-now)
+- [The module once was connected, but I can no longer reach it.](FAQ#the-module-once-was-connected-but-i-can-no-longer-reach-it)
+- [The wled-xxx.local address (mDNS) does not work.](FAQ#the-wled-xxxlocal-address-mdns-does-not-work)
+- [Is it safe to do a port forwarding to the public internet to control the lights from anywhere?](https://github.com/Aircoookie/WLED/wiki/Security)
+- [My device is unresponsive or animations lag!](FAQ#my-device-is-unresponsive-or-animations-lag)
+- [I'm having a bootloop!](LEDs turn on every ~5seconds)](FAQ#im-having-a-bootloop-leds-turn-on-every-5seconds)
+- [Still having connection issues/connection dropping: what more can i check?](FAQ#still-having-connection-issuesconnection-dropping-what-more-can-i-check)
+
+
 
 ## Installation