MangaUpdates Reading Lists Sorter is a UserScript / Add-on that enables you to sort your reading list entries by name, chapters, your rating, or average rating without the need to reload the page.

How to download:

For Firefox Users (PC / Android):

Go to: https://addons.mozilla.org/en-US/firefox/addon/mangaupdatesreadinglistssorter/

And install it

For other browsers and UserScript users:

1. Install a UserScript manager such as Tempermonkey: https://www.tampermonkey.net/
2. Click on the following link (redirects you to your UserScript managers page from where you can install it):
   https://github.com/AIBoobsAppreciator/MangaUpdatesReadingListsSorter/raw/main/main.user.js

For Android this method requires you to install a browser that supports extensions first. firefox does that and some other browsers also.

How to use:
Click ok Series / Your Status / Rating / Average from My Lists page. You can see the sorted lists immediately.

Note: All code is public. GitHub repository here: https://github.com/AIBoobsAppreciator/MangaUpdatesReadingListsSorter

Note: The firefox addon is pending approval. might take some time before you see it on the site.

Update: firefox addon is approved.