Development-Information/Firefox-Android/Building.md

@@ -188,7 +188,7 @@ This binary assumes that you have `tor-browser-build.git` at the same level of `
 
 ### For MacOS:
 
-For quickly building, aligning, signing, and installing (to an emulator or device plugged in) the following is useful. (replace the values for variant and Variant with the variant of your choice)
+For quickly building, aligning, signing, and installing (to an emulator or device plugged in) the following is useful. Replace the values for variant and Variant with the variant of your choice. Also point the apksigner to your keystore, see https://developer.android.com/studio/publish/app-signing#generate-key for generating a key.
 ```
 export Variant=Beta && export variant=beta
 ./gradlew clean --no-daemon -Dorg.gradle.jvmargs=-Xmx20g assemble$Variant