It looks like you're new here. If you want to get involved, click one of these buttons!
I am creating new extension in 3.3 version and not able to see that extension in Menu also cleared the cache, it shows when I add different extension Url in section, kindly help me in this.
Have you installed DevTools ?
Yes I have installed DevTools.
Did you make changes in autoloaderps4.json file
I've read it