1 files changed, 14 insertions, 7 deletions
diff --git a/browser/base/content/aboutDialog.js b/browser/base/content/aboutDialog.js
index b024d2d52d..f9571621f2 100644
--- a/browser/base/content/aboutDialog.js
+++ b/browser/base/content/aboutDialog.js
@@ -40,16 +40,23 @@ function init(aEvent)
     // Pref is unset
   }
 
-  // Include the build ID and display warning if this is an "a#" (nightly or aurora) build
+  // Include the build ID 
   let versionField = document.getElementById("version");
   let version = Services.appinfo.version;
+  let buildID = Services.appinfo.appBuildID;
+  let year = buildID.slice(0, 4);
+  let month = buildID.slice(4, 6);
+  let day = buildID.slice(6, 8);
+  let hour = buildID.slice(8, 10);
+  let minute = buildID.slice(10, 12);
+  if (Services.prefs.getBoolPref("general.useragent.appVersionIsBuildID")) {
+    versionField.textContent = `${year}.${month}.${day}`;
+  } else {
+    versionField.textContent = `v` + version + ` (${year}-${month}-${day})`;
+  }
+  
+  // Display warning if this is an "a#" (nightly or aurora) build
   if (/a\d+$/.test(version)) {
-    let buildID = Services.appinfo.appBuildID;
-    let year = buildID.slice(0, 4);
-    let month = buildID.slice(4, 6);
-    let day = buildID.slice(6, 8);
-    versionField.textContent += ` (${year}-${month}-${day})`;
-
     document.getElementById("experimental").hidden = false;
     document.getElementById("communityDesc").hidden = true;
   }