After Login and Syncing default menu their are still few menus which are not listed in menu manager and for that we have to add extra information.
Step 1: Here we are going to see on how to add the below mentioned menu item as it did not got sync after pressing the sync button.
Step 2: Right click from mouse on the menu item and click on inspect.
Step 3: As you can see below that this is your menu name copy it as it is.
Step 4: Now go the admin portal and then go to menu manager option and click on add new menu button
Step 5: Paste the value from step 3 and follow the instruction as given in the screenshot below.
Step 6: After clicking on save in the previous step, you will see the edited value in the frontend like this.