vrr was set to unset

config/hypr/configs/Settings.conf

@@ -133,7 +133,7 @@ misc {
   disable_hyprland_logo = true
   disable_splash_rendering = true
   mouse_move_enables_dpms = true
-  vrr = 2
+  #vrr = 0
   enable_swallow = true
   no_direct_scanout = true #for fullscreen games
   focus_on_activate = false

config/hypr/configs/WindowRules.conf

@@ -41,6 +41,7 @@ windowrulev2 = opacity 0.9 0.7, class:^(firefox)$
 windowrulev2 = opacity 0.9 0.7, class:^([Tt]hunar)$
 windowrulev2 = opacity 0.8 0.6, class:^(pcmanfm-qt)$
 windowrulev2 = opacity 0.9 0.7, class:^(gedit)$
+#windowrulev2 = opacity 0.8 0.7, class:^(foot)$
 windowrulev2 = opacity 0.8 0.7, class:^(kitty)$
 #windowrulev2 = opacity 0.9 0.7, class:^(mousepad)$
 windowrulev2 = opacity 0.9 0.7, class:^(codium-url-handler)$
@@ -55,15 +56,15 @@ windowrulev2 = opacity 0.9 0.7, class:^(yad)$
 #windowrulev2 = bordercolor rgb(282737) rgb(1E1D2D), floating:1
 #windowrulev2 = opacity 0.8 0.8, pinned:1
 
-# some additional rules for firefox
+# Picture-in-a-Picture (PIP) rules: Oddly, some need re-duplication.  This is because the window for
-# Picture-in-a-Picture (PIP) rules: Oddly, some need re-duplication.  This is because the window for PIP changes after on first launch, and will not inherant the rules...
+# PIP changes after on first launch, and will not inherant the rules...
-windowrulev2=opacity 0.95 0.68,title:^(Picture-in-Picture)$ # for opacity: [focus num] [bg num]
+windowrulev2=opacity 0.95 0.75,title:^(Picture-in-Picture)$ # for opacity: [focus num] [bg num]
 # Interestingly, the opacity rule above doesn't need the reduplication?
 windowrulev2=pin,title:^(Picture-in-Picture)$ 
-windowrulev2=pin,title:^(Firefox)$ 
+#windowrulev2=pin,title:^(Firefox)$ 
 windowrulev2=float, title:^(Picture-in-Picture)$
-windowrulev2=float, title:^(Firefox)$
+#windowrulev2=float, title:^(Firefox)$
 windowrulev2=size 25% 25%,title:^(Picture-in-Picture)$ 
-windowrulev2=size 25% 25%,title:^(Firefox)$ 
+#windowrulev2=size 25% 25%,title:^(Firefox)$ 
 windowrulev2=move 72% 7%,title:^(Picture-in-Picture)$ 
-windowrulev2=move 72% 7%,title:^(Firefox)$ 
+#windowrulev2=move 72% 7%,title:^(Firefox)$