Table of Contents
1, Go to -> themes–>themexxxx (where themexxxx is the name of your theme)–>assets–>js–>custom.js and open that file in text editor.
2, Find var max_link = and change the value of max_link value For example 15 and save that file and upload via FTP.
3, For remove more menu JS code you need to add comment /* */ and replace custom.js file via FTP.