To make a pull request to Bitbucket, first navigate to the repository you want to submit the pull request to. Click on the "Pull requests" tab and then click on the "Create pull request" button.
Next, select the branch you want to merge into the main branch. Provide a title and description for your pull request, and then review the changes that will be included in the merge.
Once you are satisfied with the changes, click on the "Create pull request" button to submit it.