How to share app

i am unable to see any link to share my app with others in general option .
see below image.

please update me on same.

can you check:

the above screenshoyt is from share only.
after clicking on share above screen came

your feedback is unclear. Can you rephrase. Thanks
Also click on Manage Access

after clicking on share below screens comming.

then continue with the further assignments

Also have a look here:

for my other apps link is there
but for the one which i have attached screenshots link is not generated how?
check below of previous app

if all configuration is same and app is published then why not generated for above one