diff --git a/src/nvda_voicemeeter/cdll.py b/src/nvda_voicemeeter/cdll.py
index cf273da..d0162db 100644
--- a/src/nvda_voicemeeter/cdll.py
+++ b/src/nvda_voicemeeter/cdll.py
@@ -33,7 +33,7 @@ def get_nvdapath():
 
 try:
     NVDA_PATH = Path(get_nvdapath()) / "nvda.exe"
-except FileNotFoundError as e:
+except FileNotFoundError:
     NVDA_PATH = ""
 
 
diff --git a/src/nvda_voicemeeter/models.py b/src/nvda_voicemeeter/models.py
index 3f1b962..adc5198 100644
--- a/src/nvda_voicemeeter/models.py
+++ b/src/nvda_voicemeeter/models.py
@@ -5,7 +5,7 @@ def _make_hardware_ins_cache(vm) -> dict:
 def _make_hardware_outs_cache(vm) -> dict:
     hw_outs = {**{f"HARDWARE OUT||A{i + 1}": vm.bus[i].device.name for i in range(vm.kind.phys_out)}}
     if vm.kind.name == "basic":
-        hw_outs |= {f"HARDWARE OUT||A2": vm.bus[1].device.name}
+        hw_outs |= {"HARDWARE OUT||A2": vm.bus[1].device.name}
     return hw_outs
 
 
diff --git a/src/nvda_voicemeeter/util.py b/src/nvda_voicemeeter/util.py
index fc3d3d3..78f0fa6 100644
--- a/src/nvda_voicemeeter/util.py
+++ b/src/nvda_voicemeeter/util.py
@@ -48,8 +48,11 @@ def get_patch_composite_list(kind) -> list:
     for i in range(kind.phys_out):
         [temp.append(f"IN#{i + 1} {channel}") for channel in ("Left", "Right")]
     for i in range(kind.phys_out, kind.phys_out + kind.virt_out):
-        [temp.append(f"IN#{i + 1} {channel}") for channel in ("Left", "Right", "Center", "LFE", "SL", "SR", "BL", "BR")]
-    temp.append(f"BUS Channel")
+        [
+            temp.append(f"IN#{i + 1} {channel}")
+            for channel in ("Left", "Right", "Center", "LFE", "SL", "SR", "BL", "BR")
+        ]
+    temp.append("BUS Channel")
     return temp
 
 
diff --git a/src/nvda_voicemeeter/window.py b/src/nvda_voicemeeter/window.py
index 23b320a..5fcfac1 100644
--- a/src/nvda_voicemeeter/window.py
+++ b/src/nvda_voicemeeter/window.py
@@ -45,7 +45,7 @@ class NVDAVMWindow(psg.Window):
         for i in range(self.kind.phys_out):
             self[f"HARDWARE OUT||A{i + 1}"].Widget.config(**buttonmenu_opts)
         if self.kind.name == "basic":
-            self[f"HARDWARE OUT||A2"].Widget.config(**buttonmenu_opts)
+            self["HARDWARE OUT||A2"].Widget.config(**buttonmenu_opts)
         if self.kind.name != "basic":
             [self[f"PATCH COMPOSITE||PC{i + 1}"].Widget.config(**buttonmenu_opts) for i in range(self.kind.phys_out)]
         slider_opts = {"takefocus": 1, "highlightthickness": 1}
@@ -190,9 +190,9 @@ class NVDAVMWindow(psg.Window):
             self[f"HARDWARE OUT||A{i + 1}"].bind("<space>", "||KEY SPACE", propagate=False)
             self[f"HARDWARE OUT||A{i + 1}"].bind("<Return>", "||KEY ENTER", propagate=False)
         if self.vm.kind.name == "basic":
-            self[f"HARDWARE OUT||A2"].bind("<FocusIn>", "||FOCUS IN")
-            self[f"HARDWARE OUT||A2"].bind("<space>", "||KEY SPACE", propagate=False)
-            self[f"HARDWARE OUT||A2"].bind("<Return>", "||KEY ENTER", propagate=False)
+            self["HARDWARE OUT||A2"].bind("<FocusIn>", "||FOCUS IN")
+            self["HARDWARE OUT||A2"].bind("<space>", "||KEY SPACE", propagate=False)
+            self["HARDWARE OUT||A2"].bind("<Return>", "||KEY ENTER", propagate=False)
 
         # Patch ASIO
         if self.kind.name != "basic":
@@ -423,7 +423,7 @@ class NVDAVMWindow(psg.Window):
                             identifier, partial = focus.Key.split("||")
                             _, index = identifier.split()
                             index = int(index)
-                            data = self.popup.rename("Label", index, title=f"Rename", tab=tab)
+                            data = self.popup.rename("Label", index, title="Rename", tab=tab)
                             if not data:  # cancel was pressed
                                 continue
                             match tab: