Is there a way to change branch name in Azure DevOps. As shown in SS i have named my branch as Developer branch, now i want to change it to a specific request-id. Is this possible.
Unfortunately, you are not able to rename a branch. However, you can create a new branch from the branch which you want to rename then you can delete that branch.
As per the design, the rename of Azure repo branches is not implemented. You can see this existing similar thread.
Microsoft's documentation page "Rename old branches" gives the following instructions: