diff --git a/go.mod b/go.mod
index 3261a00..0704ad2 100644
--- a/go.mod
+++ b/go.mod
@@ -2,13 +2,16 @@ module miasma-installer
 
 go 1.25.2
 
+require (
+	github.com/charmbracelet/bubbles v0.21.0
+	github.com/charmbracelet/bubbletea v1.3.10
+	github.com/charmbracelet/lipgloss v1.1.0
+)
+
 require (
 	github.com/atotto/clipboard v0.1.4 // indirect
 	github.com/aymanbagabas/go-osc52/v2 v2.0.1 // indirect
-	github.com/charmbracelet/bubbles v0.21.0 // indirect
-	github.com/charmbracelet/bubbletea v1.3.10 // indirect
 	github.com/charmbracelet/colorprofile v0.2.3-0.20250311203215-f60798e515dc // indirect
-	github.com/charmbracelet/lipgloss v1.1.0 // indirect
 	github.com/charmbracelet/x/ansi v0.10.1 // indirect
 	github.com/charmbracelet/x/cellbuf v0.0.13-0.20250311204145-2c3ea96c31dd // indirect
 	github.com/charmbracelet/x/term v0.2.1 // indirect
diff --git a/go.sum b/go.sum
index 5582ec9..a5aaf28 100644
--- a/go.sum
+++ b/go.sum
@@ -2,6 +2,8 @@ github.com/atotto/clipboard v0.1.4 h1:EH0zSVneZPSuFR11BlR9YppQTVDbh5+16AmcJi4g1z
 github.com/atotto/clipboard v0.1.4/go.mod h1:ZY9tmq7sm5xIbd9bOK4onWV4S6X0u6GY7Vn0Yu86PYI=
 github.com/aymanbagabas/go-osc52/v2 v2.0.1 h1:HwpRHbFMcZLEVr42D4p7XBqjyuxQH5SMiErDT4WkJ2k=
 github.com/aymanbagabas/go-osc52/v2 v2.0.1/go.mod h1:uYgXzlJ7ZpABp8OJ+exZzJJhRNQ2ASbcXHWsFqH8hp8=
+github.com/aymanbagabas/go-udiff v0.2.0 h1:TK0fH4MteXUDspT88n8CKzvK0X9O2xu9yQjWpi6yML8=
+github.com/aymanbagabas/go-udiff v0.2.0/go.mod h1:RE4Ex0qsGkTAJoQdQQCA0uG+nAzJO/pI/QwceO5fgrA=
 github.com/charmbracelet/bubbles v0.21.0 h1:9TdC97SdRVg/1aaXNVWfFH3nnLAwOXr8Fn6u6mfQdFs=
 github.com/charmbracelet/bubbles v0.21.0/go.mod h1:HF+v6QUR4HkEpz62dx7ym2xc71/KBHg+zKwJtMw+qtg=
 github.com/charmbracelet/bubbletea v1.3.10 h1:otUDHWMMzQSB0Pkc87rm691KZ3SWa4KUlvF9nRvCICw=
@@ -14,10 +16,14 @@ github.com/charmbracelet/x/ansi v0.10.1 h1:rL3Koar5XvX0pHGfovN03f5cxLbCF2YvLeyz7
 github.com/charmbracelet/x/ansi v0.10.1/go.mod h1:3RQDQ6lDnROptfpWuUVIUG64bD2g2BgntdxH0Ya5TeE=
 github.com/charmbracelet/x/cellbuf v0.0.13-0.20250311204145-2c3ea96c31dd h1:vy0GVL4jeHEwG5YOXDmi86oYw2yuYUGqz6a8sLwg0X8=
 github.com/charmbracelet/x/cellbuf v0.0.13-0.20250311204145-2c3ea96c31dd/go.mod h1:xe0nKWGd3eJgtqZRaN9RjMtK7xUYchjzPr7q6kcvCCs=
+github.com/charmbracelet/x/exp/golden v0.0.0-20241011142426-46044092ad91 h1:payRxjMjKgx2PaCWLZ4p3ro9y97+TVLZNaRZgJwSVDQ=
+github.com/charmbracelet/x/exp/golden v0.0.0-20241011142426-46044092ad91/go.mod h1:wDlXFlCrmJ8J+swcL/MnGUuYnqgQdW9rhSD61oNMb6U=
 github.com/charmbracelet/x/term v0.2.1 h1:AQeHeLZ1OqSXhrAWpYUtZyX1T3zVxfpZuEQMIQaGIAQ=
 github.com/charmbracelet/x/term v0.2.1/go.mod h1:oQ4enTYFV7QN4m0i9mzHrViD7TQKvNEEkHUMCmsxdUg=
 github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f h1:Y/CXytFA4m6baUTXGLOoWe4PQhGxaX0KpnayAqC48p4=
 github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f/go.mod h1:vw97MGsxSvLiUE2X8qFplwetxpGLQrlU1Q9AUEIzCaM=
+github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc=
+github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
 github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
 github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
@@ -39,6 +45,8 @@ github.com/sahilm/fuzzy v0.1.1 h1:ceu5RHF8DGgoi+/dR5PsECjCDH1BE3Fnmpo7aVXOdRA=
 github.com/sahilm/fuzzy v0.1.1/go.mod h1:VFvziUEIMCrT6A6tw2RFIXPXXmzXbOsSHF0DOI8ZK9Y=
 github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e h1:JVG44RsyaB9T2KIHavMF/ppJZNG9ZpyihvCd0w101no=
 github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e/go.mod h1:RbqR21r5mrJuqunuUZ/Dhy/avygyECGrLceyNeo4LiM=
+golang.org/x/exp v0.0.0-20220909182711-5c715a9e8561 h1:MDc5xs78ZrZr3HMQugiXOAkSZtfTpbJLDr/lwfgO53E=
+golang.org/x/exp v0.0.0-20220909182711-5c715a9e8561/go.mod h1:cyybsKvd6eL0RnXn6p/Grxp8F5bW7iYuBgsNCOHpMYE=
 golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.36.0 h1:KVRy2GtZBrk1cBYA7MKu5bEZFxQk4NIDV6RLVcC8o0k=
diff --git a/tui/model.go b/tui/model.go
index 6bf8013..d4b825b 100644
--- a/tui/model.go
+++ b/tui/model.go
@@ -11,6 +11,10 @@ type State int
 const (
 	StateWelcome State = iota
 	StateDiskSelection
+	StateEncryption
+	StateHostname
+	StateUser
+	StateConfirm
 	StateInstalling
 	StateFinished
 )
@@ -20,6 +24,12 @@ type RootModel struct {
 	CurrentModel tea.Model
 	Width        int
 	Height       int
+	SelectedDisk string
+	EnableLUKS   bool
+	Hostname     string
+	Username     string
+	UserPassword string
+	RootPassword string
 }
 
 func NewModel() RootModel {
@@ -29,6 +39,10 @@ func NewModel() RootModel {
 	}
 }
 
+func (m RootModel) Init() tea.Cmd {
+	return nil
+}
+
 func (m RootModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	var cmd tea.Cmd
 
@@ -54,13 +68,56 @@ func (m RootModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 
 	case steps.DiskSelModel:
 		if m.CurrentModel.(steps.DiskSelModel).Finished {
-			// need to update this to pass actual selected disk model to the installer
-			selectedDisk := m.CurrentModel.(steps.DiskSelModel).SelectedDisk
-			m.State = StateInstalling
-			m.CurrentModel = steps.NewInstallModel(selectedDisk)
+			m.SelectedDisk = m.CurrentModel.(steps.DiskSelModel).SelectedDisk
+			m.State = StateEncryption
+			m.CurrentModel = steps.NewEncryptionModel()
 			return m, m.CurrentModel.Init()
 		}
-		// logic for StateInstalling -> StateFinished will go here
+
+	case steps.EncryptionModel:
+		if m.CurrentModel.(steps.EncryptionModel).Finished {
+			m.EnableLUKS = m.CurrentModel.(steps.EncryptionModel).EnableEncryption
+			if m.EnableLUKS {
+				m.RootPassword = m.CurrentModel.(steps.EncryptionModel).Password
+			}
+			m.State = StateHostname
+			m.CurrentModel = steps.NewHostnameModel()
+			return m, m.CurrentModel.Init()
+		}
+
+	case steps.HostnameModel:
+		if m.CurrentModel.(steps.HostnameModel).Finished {
+			m.Hostname = m.CurrentModel.(steps.HostnameModel).Hostname
+			m.State = StateUser
+			m.CurrentModel = steps.NewUserModel()
+			return m, m.CurrentModel.Init()
+		}
+
+	case steps.UserModel:
+		if m.CurrentModel.(steps.UserModel).Finished {
+			m.Username = m.CurrentModel.(steps.UserModel).Username
+			m.UserPassword = m.CurrentModel.(steps.UserModel).Password
+			m.State = StateConfirm
+			m.CurrentModel = steps.NewConfirmModel(m.SelectedDisk, m.EnableLUKS, m.Hostname, m.Username)
+			return m, m.CurrentModel.Init()
+		}
+
+	case steps.ConfirmModel:
+		if m.CurrentModel.(steps.ConfirmModel).Finished {
+			if m.CurrentModel.(steps.ConfirmModel).Confirmed {
+				m.State = StateInstalling
+				m.CurrentModel = steps.NewInstallModel(m.SelectedDisk, m.EnableLUKS, m.Hostname, m.Username, m.UserPassword, m.RootPassword)
+				return m, m.CurrentModel.Init()
+			} else {
+				return m, tea.Quit
+			}
+		}
+
+	case steps.InstallModel:
+		if m.CurrentModel.(steps.InstallModel).Finished {
+			m.State = StateFinished
+			return m, tea.Quit
+		}
 	}
 	return m, cmd
 }
diff --git a/tui/steps/disk_sel.go b/tui/steps/disk_sel.go
index 6c2196b..b5a0705 100644
--- a/tui/steps/disk_sel.go
+++ b/tui/steps/disk_sel.go
@@ -19,16 +19,16 @@ func (i Disk) Description() string { return i.description }
 
 type ItemDelegate struct{}
 
-func (i ItemDelegate) Height() int                              { return 1 }
-func (i ItemDelegate) Width() int                               { return 0 }
-func (i ItemDelegate) Update(msg tea.Msg, m list.Model) tea.Cmd { return nil }
-func (i ItemDelegate) Render(w io.Writer, m list.Model, index int, item list.Item) {
-	i, ok := item.(Disk)
+func (i ItemDelegate) Height() int                               { return 1 }
+func (i ItemDelegate) Spacing() int                              { return 0 }
+func (i ItemDelegate) Update(msg tea.Msg, m *list.Model) tea.Cmd { return nil }
+func (d ItemDelegate) Render(w io.Writer, m list.Model, index int, item list.Item) {
+	disk, ok := item.(Disk)
 	if !ok {
 		return
 	}
 
-	s := fmt.Sprintf("%d. %s - %s", index+1, i.Title(), i.Description())
+	s := fmt.Sprintf("%d. %s - %s", index+1, disk.Title(), disk.Description())
 
 	// focus styles
 	if index == m.Index() {
@@ -53,12 +53,11 @@ func NewDiskSelModel(width, height int) DiskSelModel {
 		Disk{name: "/dev/loop0", description: "2GB Fanxiang SSD"},
 	}
 
-	l := list.New(disks, itemDelegate{}, width, height-5)
-	l.Title = styles.TitleStyle.Render("Select Installation Disk")
+	l := list.New(disks, ItemDelegate{}, width, height-5)
+	l.Title = "Select Installation Disk"
 	l.SetShowStatusBar(false)
-	l.SetFilterEnabled(false)
+	l.SetFilteringEnabled(false)
 	l.Styles.Title = styles.TitleStyle
-	l.KeyMap.Unbind()
 
 	return DiskSelModel{list: l}
 }
diff --git a/tui/steps/install.go b/tui/steps/install.go
index e69de29..b3c08a1 100644
--- a/tui/steps/install.go
+++ b/tui/steps/install.go
@@ -0,0 +1,132 @@
+package steps
+
+import (
+	"encoding/json"
+	"fmt"
+	"miasma-installer/config"
+	"miasma-installer/tui/styles"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"strings"
+
+	tea "github.com/charmbracelet/bubbletea"
+)
+
+type InstallModel struct {
+	config       *config.InstallConfig
+	Finished     bool
+	status       string
+	progress     []string
+	err          error
+}
+
+func NewInstallModel(disk string, enableLUKS bool, hostname string, username string, userPassword string, rootPassword string) InstallModel {
+	return InstallModel{
+		config: &config.InstallConfig{
+			Disk:         disk,
+			EnableLUKS:   enableLUKS,
+			Hostname:     hostname,
+			Username:     username,
+			UserPassword: userPassword,
+			RootPassword: rootPassword,
+			Timezone:     "UTC",
+			Locale:       "en_US.UTF-8",
+		},
+		status:   "Preparing installation...",
+		progress: []string{},
+	}
+}
+
+func (m InstallModel) Init() tea.Cmd {
+	return m.startInstall()
+}
+
+type installCompleteMsg struct {
+	err error
+}
+
+func (m InstallModel) startInstall() tea.Cmd {
+	return func() tea.Msg {
+		archConfig := m.config.ToArchInstall()
+
+		configPath := "/tmp/miasma-install-config.json"
+		data, err := json.MarshalIndent(archConfig, "", "  ")
+		if err != nil {
+			return installCompleteMsg{err: fmt.Errorf("failed to marshal config: %w", err)}
+		}
+
+		if err := os.WriteFile(configPath, data, 0644); err != nil {
+			return installCompleteMsg{err: fmt.Errorf("failed to write config: %w", err)}
+		}
+
+		cmd := exec.Command("archinstall", "--config", configPath)
+		output, err := cmd.CombinedOutput()
+		if err != nil {
+			return installCompleteMsg{err: fmt.Errorf("archinstall failed: %w\nOutput: %s", err, string(output))}
+		}
+
+		if err := m.runPostInstallScripts(); err != nil {
+			return installCompleteMsg{err: fmt.Errorf("post-install scripts failed: %w", err)}
+		}
+
+		return installCompleteMsg{err: nil}
+	}
+}
+
+func (m InstallModel) runPostInstallScripts() error {
+	scriptsDir := "./scripts"
+	entries, err := os.ReadDir(scriptsDir)
+	if err != nil {
+		if os.IsNotExist(err) {
+			return nil
+		}
+		return err
+	}
+
+	for _, entry := range entries {
+		if entry.IsDir() || !strings.HasSuffix(entry.Name(), ".sh") {
+			continue
+		}
+
+		scriptPath := filepath.Join(scriptsDir, entry.Name())
+		cmd := exec.Command("/bin/bash", scriptPath)
+		if output, err := cmd.CombinedOutput(); err != nil {
+			return fmt.Errorf("script %s failed: %w\nOutput: %s", entry.Name(), err, string(output))
+		}
+	}
+
+	return nil
+}
+
+func (m InstallModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	switch msg := msg.(type) {
+	case installCompleteMsg:
+		if msg.err != nil {
+			m.err = msg.err
+			m.status = "Installation failed"
+		} else {
+			m.status = "Installation complete!"
+		}
+		m.Finished = true
+		return m, nil
+	}
+
+	return m, nil
+}
+
+func (m InstallModel) View() string {
+	s := styles.TitleStyle.Render("Installing Miasma OS")
+	s += "\n\n"
+	s += m.status + "\n\n"
+
+	if m.err != nil {
+		s += styles.HelpStyle.Render(fmt.Sprintf("Error: %v\n", m.err))
+	}
+
+	if m.Finished && m.err == nil {
+		s += styles.HelpStyle.Render("Press Ctrl+C to exit")
+	}
+
+	return styles.MainStyle.Render(s)
+}