Updated Working for Web (HTML5) (markdown)

Working-for-Web-(HTML5).md

@@ -210,10 +210,6 @@ Here some of those additional flags:
   --profiling                   // Include information for code profiling
 ```
 
-FAQ:
-
-wasm-ld: error: unknown file type: rglfw.o
-
 ### 4.2 Using Makefile
 
 To configure all required compilation flags for web, an already setup `Makefile` is provided, you can check [raysan5/raylib-game-template](https://github.com/raysan5/raylib-game-template) for reference.
@@ -286,3 +282,13 @@ Upload the `project_name.zip` to a new itch.io project and select the option for
 You have some additional config options on the itch.io game section: `Embed options`
 
 When saving the page and entering your itch.io game page, it should be playable!
+
+## FAQ | Common Issues
+
+Q: When compiling my game I got this error with `libraylib.a`:
+```
+wasm-ld: error: unknown file type: rglfw.o
+```
+A: That's because it includes symbols from a previous compilation. Just delete all generated .o and `libraylib.a` and compile it again for web.
+
+**Please, feel free to add here your FAQ/Issues to help others!!!**