How can I set token as variable soo that all the APIs in my collection can use it.
Your question isn’t really giving people enough information to help you out.
Can you take a look through this post and edit your question and provide more context and detail please.
If I run my APIs individually its running fine giving status code 200 OK, but when I run it in the runner it shows Error 401 Unauthorized.
This question seems to be a duplicate of these two posts:
Would you mind removing all your duplicate questions please?
I tried explaining my query with different questions and dimensions but the postman community fails to resolve.
I finally resolved it on my own.