### Problem to solve Efficiency when reviewing MRs ### Intended users * [Sasha (Software Developer)](https://about.gitlab.com/handbook/marketing/product-marketing/roles-personas/#sasha-software-developer) ### User experience goal Code reviews in MRs. Expand and collapse files when reviewing. ### Proposal Shortcut to expand a full file when doing code review. ### Further details When the user is viewing one file only or has focused on one file in the MR view, some keyboard shortcut allows to expand and collapse the full file view.