--- a/toolkit/toolkit/global/videocontrols.ftl
+++ b/toolkit/toolkit/global/videocontrols.ftl
@@ -15,8 +15,17 @@ videocontrols-closed-caption-button =
 videocontrols-play-button =
     .aria-label = Cluich
 videocontrols-pause-button =
     .aria-label = Cuir 'na stad
 videocontrols-mute-button =
     .aria-label = Tostaich
 videocontrols-unmute-button =
     .aria-label = Till an fhuaim
+videocontrols-enterfullscreen-button =
+    .aria-label = Làn-sgrìn
+videocontrols-exitfullscreen-button =
+    .aria-label = Fàg an làn-sgrìn
+videocontrols-error-aborted = Sguireadh de luchdadh a' video.
+videocontrols-error-network = Sguireadh cluich a' video air sgàth mearachd lìonraidh.
+videocontrols-error-src-not-supported = Chan eil taic ann ri fòrmat a' video no an seòrsa MIME.
+videocontrols-error-no-source = Cha deach video a lorg aig a bheil fòrmat no seòrsa MIME a tha taic ris.
+videocontrols-error-generic = Sguireadh de chluich a' video air sgàth mearachd neo-aithnichte.