diff --git a/Makefile b/Makefile
index 3023e0f92..b5d3f85aa 100644
--- a/Makefile
+++ b/Makefile
@@ -19,7 +19,7 @@ C = $(words $N)$(eval N := x $N)
 ECHO = python3 $(I)/scripts/echo_progress.py --stepno=$C --nsteps=$T
 endif
 
-# determine number of parallel compiles based on OS
+# Optimize parallel build configuration
 UNAME_S := $(shell uname -s)
 ifeq ($(UNAME_S),Linux)
     EXTRA_CPPFLAGS = -D LINUX
@@ -29,7 +29,9 @@ ifeq ($(UNAME_S),Darwin)
     EXTRA_CPPFLAGS = -D OSX -Wno-tautological-constant-out-of-range-compare
 	JOBS ?= $(shell sysctl -n hw.ncpu)
 endif
-MAKEFLAGS += -j $(JOBS) -l $(JOBS)
+
+# Set optimal parallel build settings
+MAKEFLAGS += -j$(JOBS) -l$(shell echo $$(($(JOBS) * 2)))
 
 # $(info Number of jobs: $(JOBS))
 
@@ -72,16 +74,21 @@ DEFAULTS = -DEMSESP_DEFAULT_LOCALE=\"en\" -DEMSESP_DEFAULT_TX_MODE=8 -DEMSESP_DE
 OUTPUT     := $(CURDIR)/$(TARGET)
 SYMBOLS    := $(CURDIR)/$(BUILD)/$(TARGET).out
 
-CSOURCES   := $(foreach dir,$(SOURCES),$(wildcard $(dir)/*.c))
-CXXSOURCES := $(foreach dir,$(SOURCES),$(wildcard $(dir)/*.cpp))
+# Optimize source discovery - use shell find for better performance
+CSOURCES   := $(shell find $(SOURCES) -name "*.c" 2>/dev/null)
+CXXSOURCES := $(shell find $(SOURCES) -name "*.cpp" 2>/dev/null)
 
-OBJS       := $(patsubst %,$(BUILD)/%.o,$(basename $(CSOURCES)) $(basename $(CXXSOURCES)) )
-DEPS       := $(patsubst %,$(BUILD)/%.d,$(basename $(CSOURCES)) $(basename $(CXXSOURCES)) )
+OBJS       := $(patsubst %,$(BUILD)/%.o,$(basename $(CSOURCES)) $(basename $(CXXSOURCES)))
+DEPS       := $(patsubst %,$(BUILD)/%.d,$(basename $(CSOURCES)) $(basename $(CXXSOURCES)))
 
-INCLUDE    += $(addprefix -I,$(foreach dir,$(INCLUDES), $(wildcard $(dir))))
-INCLUDE    += $(addprefix -I,$(foreach dir,$(LIBRARIES),$(wildcard $(dir)/include)))
+# Optimize include path discovery
+INCLUDE_DIRS := $(shell find $(INCLUDES) -type d 2>/dev/null)
+LIBRARY_INCLUDES := $(shell find $(LIBRARIES) -name "include" -type d 2>/dev/null)
+INCLUDE    += $(addprefix -I,$(INCLUDE_DIRS) $(LIBRARY_INCLUDES))
 
-LDLIBS     += $(addprefix -L,$(foreach dir,$(LIBRARIES),$(wildcard $(dir)/lib)))
+# Optimize library path discovery
+LIBRARY_DIRS := $(shell find $(LIBRARIES) -name "lib" -type d 2>/dev/null)
+LDLIBS     += $(addprefix -L,$(LIBRARY_DIRS))
 
 #----------------------------------------------------------------------
 # Compiler & Linker
@@ -99,9 +106,11 @@ CXX := /usr/bin/g++
 #----------------------------------------------------------------------
 CPPFLAGS  += $(DEFINES) $(DEFAULTS) $(INCLUDE)
 CPPFLAGS  += -ggdb -g3 -MMD
-CPPFLAGS  += -flto=auto -fno-lto
+CPPFLAGS  += -flto=auto
 CPPFLAGS  += -Wall -Wextra -Werror -Wswitch-enum
 CPPFLAGS  += -Wno-unused-parameter -Wno-missing-braces -Wno-vla-cxx-extension
+CPPFLAGS  += -ffunction-sections -fdata-sections -fno-exceptions -fno-rtti -fno-threadsafe-statics
+CPPFLAGS  += -Os -DNDEBUG
 
 CPPFLAGS  += $(EXTRA_CPPFLAGS)
 
@@ -122,7 +131,8 @@ else
     LD := $(CXX)
 endif
 
-#DEPFLAGS   += -MF $(BUILD)/$*.d
+# Dependency file generation
+DEPFLAGS   += -MF $(BUILD)/$*.d -MT $@
 
 LINK.o      = $(LD) $(LDFLAGS) $(LDLIBS) $^ -o $@
 COMPILE.c   = $(CC) $(C_STANDARD) $(CFLAGS) $(DEPFLAGS) -c $< -o $@
@@ -139,7 +149,10 @@ COMPILE.cpp = $(CXX) $(CXX_STANDARD) $(CXXFLAGS) $(DEPFLAGS) -c $< -o $@
 .SUFFIXES:
 .INTERMEDIATE:
 .PRECIOUS: $(OBJS) $(DEPS)
-.PHONY: all clean help
+.PHONY: all clean help cppcheck run
+
+# Enable second expansion for more flexible rules
+.SECONDEXPANSION:
 
 #----------------------------------------------------------------------
 # Targets
@@ -154,7 +167,6 @@ $(OUTPUT): $(OBJS)
 	@mkdir -p $(@D)
 	@$(ECHO) Linking $@
 	$(LINK.o)
-	$(SYMBOLS.out)
 	
 $(BUILD)/%.o: %.c
 	@mkdir -p $(@D)
@@ -182,8 +194,15 @@ clean:
 	@$(RM) -rf $(BUILD) $(OUTPUT)
 
 help:
-	@echo available targets: all run clean
-	@echo $(OUTPUT)
+	@echo "Available targets:"
+	@echo "  all      - Build the project (default)"
+	@echo "  run      - Build and run the executable"
+	@echo "  clean    - Remove build artifacts"
+	@echo "  cppcheck - Run static analysis"
+	@echo "  help     - Show this help message"
+	@echo ""
+	@echo "Output: $(OUTPUT)"
+	@echo "Jobs: $(JOBS)"
 
 -include $(DEPS)
 
diff --git a/interface/src/CustomTheme.tsx b/interface/src/CustomTheme.tsx
index 850a95119..223e55ba7 100644
--- a/interface/src/CustomTheme.tsx
+++ b/interface/src/CustomTheme.tsx
@@ -1,7 +1,12 @@
 import { memo } from 'react';
 import type { FC } from 'react';
 
-import { CssBaseline, ThemeProvider, responsiveFontSizes } from '@mui/material';
+import {
+  CssBaseline,
+  ThemeProvider,
+  responsiveFontSizes,
+  tooltipClasses
+} from '@mui/material';
 import { createTheme } from '@mui/material/styles';
 
 import type { RequiredChildrenProps } from 'utils';
@@ -44,6 +49,24 @@ const theme = responsiveFontSizes(
             color: '#9e9e9e' // grey[500]
           }
         }
+      },
+      MuiTooltip: {
+        defaultProps: {
+          placement: 'top',
+          arrow: true
+        },
+        styleOverrides: {
+          tooltip: {
+            padding: '4px 8px',
+            fontSize: 10,
+            color: 'rgba(0, 0, 0, 0.87)',
+            backgroundColor: '#4caf50', // MUI success.main default color
+            boxShadow: '0px 2px 8px rgba(0, 0, 0, 0.15)',
+            [`& .${tooltipClasses.arrow}`]: {
+              color: '#4caf50'
+            }
+          }
+        }
       }
     }
   })
diff --git a/interface/src/app/main/CustomEntities.tsx b/interface/src/app/main/CustomEntities.tsx
index 26e66041f..9c36ad394 100644
--- a/interface/src/app/main/CustomEntities.tsx
+++ b/interface/src/app/main/CustomEntities.tsx
@@ -327,7 +327,7 @@ const CustomEntities = () => {
         />
       )}
 
-      <Box mt={1} display="flex" flexWrap="wrap">
+      <Box mt={2} display="flex" flexWrap="wrap">
         <Box flexGrow={1}>
           {numChanges > 0 && (
             <ButtonRow>
diff --git a/interface/src/app/main/Dashboard.tsx b/interface/src/app/main/Dashboard.tsx
index fa318bbac..cf44a86c2 100644
--- a/interface/src/app/main/Dashboard.tsx
+++ b/interface/src/app/main/Dashboard.tsx
@@ -14,6 +14,7 @@ import {
   IconButton,
   ToggleButton,
   ToggleButtonGroup,
+  Tooltip,
   Typography
 } from '@mui/material';
 
@@ -284,37 +285,44 @@ const Dashboard = memo(() => {
 
         {data.nodes.length > 0 && (
           <>
-            <ToggleButtonGroup
-              color="primary"
-              size="small"
-              value={showAll}
-              exclusive
-              onChange={handleShowAll}
-            >
-              <ButtonTooltip title={LL.ALLVALUES()} arrow>
-                <ToggleButton value={true}>
-                  <UnfoldMoreIcon sx={{ fontSize: 18 }} />
-                </ToggleButton>
-              </ButtonTooltip>
-              <ButtonTooltip title={LL.COMPACT()} arrow>
-                <ToggleButton value={false}>
-                  <UnfoldLessIcon sx={{ fontSize: 18 }} />
-                </ToggleButton>
-              </ButtonTooltip>
-            </ToggleButtonGroup>
-            <ButtonTooltip title={LL.DASHBOARD_1()} arrow>
-              <HelpOutlineIcon color="primary" sx={{ ml: 1, fontSize: 20 }} />
-            </ButtonTooltip>
-
             <Box
-              padding={1}
-              justifyContent="center"
-              flexDirection="column"
-              sx={{
-                borderRadius: 1,
-                border: '1px solid rgb(65, 65, 65)'
-              }}
+              display="flex"
+              justifyContent="flex-end"
+              flexWrap="nowrap"
+              whiteSpace="nowrap"
             >
+              <ToggleButtonGroup
+                size="small"
+                color="primary"
+                value={showAll}
+                exclusive
+                onChange={handleShowAll}
+              >
+                <ButtonTooltip title={LL.ALLVALUES()}>
+                  <ToggleButton value={true}>
+                    <UnfoldMoreIcon sx={{ fontSize: 18 }} />
+                  </ToggleButton>
+                </ButtonTooltip>
+                <ButtonTooltip title={LL.COMPACT()}>
+                  <ToggleButton value={false}>
+                    <UnfoldLessIcon sx={{ fontSize: 18 }} />
+                  </ToggleButton>
+                </ButtonTooltip>
+              </ToggleButtonGroup>
+              <Tooltip title={LL.DASHBOARD_1()}>
+                <HelpOutlineIcon
+                  sx={{
+                    ml: 1,
+                    mt: 1,
+                    fontSize: 20,
+                    verticalAlign: 'middle'
+                  }}
+                  color="primary"
+                />
+              </Tooltip>
+            </Box>
+
+            <Box mt={1} justifyContent="center" flexDirection="column">
               <IconContext.Provider
                 value={{
                   color: 'lightblue',
diff --git a/interface/src/app/main/Devices.tsx b/interface/src/app/main/Devices.tsx
index f2e51941c..164da229f 100644
--- a/interface/src/app/main/Devices.tsx
+++ b/interface/src/app/main/Devices.tsx
@@ -535,15 +535,7 @@ const Devices = memo(() => {
 
   const renderCoreData = () => (
     <>
-      <Box
-        padding={1}
-        justifyContent="center"
-        flexDirection="column"
-        sx={{
-          borderRadius: 1,
-          border: '1px solid rgb(65, 65, 65)'
-        }}
-      >
+      <Box justifyContent="center" flexDirection="column">
         <IconContext.Provider
           value={{
             color: 'lightblue',
diff --git a/interface/src/app/main/Help.tsx b/interface/src/app/main/Help.tsx
index eb9b95383..81686d44e 100644
--- a/interface/src/app/main/Help.tsx
+++ b/interface/src/app/main/Help.tsx
@@ -73,7 +73,7 @@ const Help = () => {
           divider={<Divider orientation="vertical" flexItem />}
           sx={{
             borderRadius: 3,
-            border: '2px solid grey',
+            border: '1px solid lightblue',
             justifyContent: 'space-evenly',
             alignItems: 'center'
           }}
@@ -99,7 +99,7 @@ const Help = () => {
       )}
 
       {me.admin && (
-        <List sx={{ borderRadius: 3, border: '2px solid grey' }}>
+        <List>
           <ListItem>
             <ListItemButton
               component="a"
diff --git a/interface/src/app/main/Scheduler.tsx b/interface/src/app/main/Scheduler.tsx
index eeb47b3e0..4f00d14f2 100644
--- a/interface/src/app/main/Scheduler.tsx
+++ b/interface/src/app/main/Scheduler.tsx
@@ -338,7 +338,7 @@ const Scheduler = () => {
         />
       )}
 
-      <Box mt={1} display="flex" flexWrap="wrap">
+      <Box display="flex" flexWrap="wrap">
         <Box flexGrow={1}>
           {numChanges !== 0 && (
             <ButtonRow>
diff --git a/interface/src/app/main/Sensors.tsx b/interface/src/app/main/Sensors.tsx
index c8a37fd91..1f8c13a04 100644
--- a/interface/src/app/main/Sensors.tsx
+++ b/interface/src/app/main/Sensors.tsx
@@ -105,8 +105,6 @@ const Sensors = () => {
       color: #90CAF9;
       .th {
         border-bottom: 1px solid #565656;
-      }
-      .th {
         height: 36px;
       }
     `,
@@ -491,7 +489,7 @@ const Sensors = () => {
         />
       )}
       {sensorData?.analog_enabled === true && me.admin && (
-        <Box mt={1} display="flex" flexWrap="wrap" justifyContent="flex-end">
+        <Box mt={2} display="flex" flexWrap="wrap" justifyContent="flex-end">
           <Button
             variant="outlined"
             color="primary"
diff --git a/interface/src/app/settings/Settings.tsx b/interface/src/app/settings/Settings.tsx
index 34abc2554..2f596a285 100644
--- a/interface/src/app/settings/Settings.tsx
+++ b/interface/src/app/settings/Settings.tsx
@@ -17,6 +17,7 @@ import {
   DialogActions,
   DialogContent,
   DialogTitle,
+  Divider,
   List
 } from '@mui/material';
 
@@ -74,9 +75,9 @@ const Settings = () => {
     </Dialog>
   );
 
-  const content = () => (
-    <>
-      <List sx={{ borderRadius: 3, border: '2px solid grey' }}>
+  return (
+    <SectionContent>
+      <List>
         <ListMenuItem
           icon={TuneIcon}
           bgcolor="#134ba2"
@@ -143,7 +144,15 @@ const Settings = () => {
 
       {renderFactoryResetDialog()}
 
-      <Box mt={2} display="flex" flexWrap="wrap">
+      <Divider />
+
+      <Box
+        mt={2}
+        display="flex"
+        justifyContent="flex-end"
+        flexWrap="nowrap"
+        whiteSpace="nowrap"
+      >
         <Button
           startIcon={<SettingsBackupRestoreIcon />}
           variant="outlined"
@@ -153,10 +162,8 @@ const Settings = () => {
           {LL.FACTORY_RESET()}
         </Button>
       </Box>
-    </>
+    </SectionContent>
   );
-
-  return <SectionContent>{content()}</SectionContent>;
 };
 
 export default Settings;
diff --git a/interface/src/app/status/Status.tsx b/interface/src/app/status/Status.tsx
index 286901424..bb1f0b76c 100644
--- a/interface/src/app/status/Status.tsx
+++ b/interface/src/app/status/Status.tsx
@@ -253,7 +253,7 @@ const SystemStatus = () => {
 
     return (
       <>
-        <List sx={{ borderRadius: 3, border: '2px solid grey' }}>
+        <List>
           <ListMenuItem
             icon={BuildIcon}
             bgcolor="#72caf9"
diff --git a/interface/src/components/ButtonTooltip.tsx b/interface/src/components/ButtonTooltip.tsx
index 3ffad081d..536500060 100644
--- a/interface/src/components/ButtonTooltip.tsx
+++ b/interface/src/components/ButtonTooltip.tsx
@@ -1,22 +1,7 @@
-import { Tooltip, type TooltipProps, styled, tooltipClasses } from '@mui/material';
+import { Tooltip, type TooltipProps } from '@mui/material';
 
-export const ButtonTooltip = styled(({ className, ...props }: TooltipProps) => (
-  <Tooltip
-    {...props}
-    placement="top"
-    arrow
-    classes={{ ...(className && { popper: className }) }}
-  />
-))(({ theme }) => ({
-  [`& .${tooltipClasses.arrow}`]: {
-    color: theme.palette.success.main
-  },
-  [`& .${tooltipClasses.tooltip}`]: {
-    backgroundColor: theme.palette.success.main,
-    color: 'rgba(0, 0, 0, 0.87)',
-    boxShadow: theme.shadows[1],
-    fontSize: 10
-  }
-}));
+export const ButtonTooltip = ({ children, ...props }: TooltipProps) => (
+  <Tooltip {...props}>{children}</Tooltip>
+);
 
 export default ButtonTooltip;
diff --git a/interface/src/components/SectionContent.tsx b/interface/src/components/SectionContent.tsx
index 3dcc56c27..97615bbc4 100644
--- a/interface/src/components/SectionContent.tsx
+++ b/interface/src/components/SectionContent.tsx
@@ -1,30 +1,20 @@
 import type { FC } from 'react';
 
-import { Divider, Paper } from '@mui/material';
+import { Paper } from '@mui/material';
 
 import type { RequiredChildrenProps } from 'utils';
 
 interface SectionContentProps extends RequiredChildrenProps {
-  title?: string;
   id?: string;
 }
 
 const SectionContent: FC<SectionContentProps> = (props) => {
-  const { children, title, id } = props;
+  const { children, id } = props;
   return (
-    <Paper id={id} sx={{ p: 2, m: 2 }}>
-      {title && (
-        <Divider
-          sx={{
-            pb: 2,
-            borderColor: 'primary.main',
-            fontSize: 20,
-            color: 'primary.main'
-          }}
-        >
-          {title}
-        </Divider>
-      )}
+    <Paper
+      id={id}
+      sx={{ p: 1.5, m: 1.5, borderRadius: 3, border: '1px solid rgb(65, 65, 65)' }}
+    >
       {children}
     </Paper>
   );