Step 1: Go to the Style Section

• Open the Style section from the menu.

Step 2: Select a Theme

• Browse the available themes by clicking on each one for a preview. Choose the theme you like.

Step 3: Save Changes and Preview

• Click the Save Change button.

• Click the Preview button.

• A preview of your calculator will appear on the right.

Step 4: Change Theme (if needed)

• If you need to select a different theme, repeat steps 2 and 3. The preview will update automatically.

Step 5: Save Final Changes

• Make sure to save all changes by clicking the Save Changes button.

Step 6: Close Preview

• To close the calculator preview, click the Close button.