Ionic lab tidak mau keluar di browser

setelah saya run

ionic serve -l

biasanya browser langsung keluar dan menampilkan ionic lab di browser tetapi pada kasus milik saya browser tidak mau keluar

C:\Users\Prayogi\ionic-theming>ionic serve -l
> react-scripts.cmd start
[react-scripts] Starting the development server...
[react-scripts]
[react-scripts] Compiled with warnings.
[react-scripts]
[react-scripts] ./src/pages/Home.tsx
[react-scripts]   Line 4:3:    'IonCardContent' is defined but never used  @typescript-eslint/no-unused-vars
[react-scripts]   Line 10:3:   'IonIcon' is defined but never used         @typescript-eslint/no-unused-vars
[react-scripts]   Line 11:3:   'IonItem' is defined but never used         @typescript-eslint/no-unused-vars
[react-scripts]   Line 13:3:   'IonList' is defined but never used         @typescript-eslint/no-unused-vars
[react-scripts]   Line 14:3:   'IonListHeader' is defined but never used   @typescript-eslint/no-unused-vars
[react-scripts]   Line 21:10:  'book' is defined but never used            @typescript-eslint/no-unused-vars
[react-scripts]   Line 21:16:  'build' is defined but never used           @typescript-eslint/no-unused-vars
[react-scripts]   Line 21:23:  'colorFill' is defined but never used       @typescript-eslint/no-unused-vars
[react-scripts]   Line 21:34:  'grid' is defined but never used            @typescript-eslint/no-unused-vars
[react-scripts] Search for the keywords to learn more about each warning.
[react-scripts] To ignore, add // eslint-disable-next-line to the line before.