Steps to Increase the Menu Item Limit

430. Log in to your WordPress dashboard.

431. Navigate to
     Dashboard > Appearance > Editor

534. Patterns 

     Click “Patterns” in the left panel.

4. All Template parts

     Click "All template parts" in the left panel

     5.  Scroll down and click on header-nav
     This will open the editable header layout.

     6. Open the Document Overview Panel:
     Click the three-lined icon (☰) in the top toolbar to open the Document Overview.

     7. Expand the Menu Tree:
     Click the arrows in the Document Overview to expand the layout. You're looking for the Main Menu, which is usually nested under a Stack or Group block in the Header.

     8. Open Block Settings:
     On the right side of the screen, click the Settings tab 

     9. Adjust the Limit:
     Under Inline Items, locate the Limit setting.
     Increase the number to allow more items to appear in the navigation.

     10. Save Your Changes:
     Click “Save” in the top-right corner to apply your changes.