Doubts merge requests

Regards
I have a question to generate “merge requests” because in the part that appears to me select source branch my user does not appear and does not leave me continuous, annex screenshots
And I have access
Thank you

In order to create a MR, first you need to push your branch to the remote repository.

Here’s some documentation about what a branch and a MR is:

https://docs.gitlab.com/ee/user/project/repository/branches/

https://docs.gitlab.com/ee/user/project/merge_requests/