Suggest an editImprove this articleRefine the answer for “What does the detached HEAD state mean?”. Your changes go to moderation before they’re published.Approval requiredContentWhat you’re changing🇺🇸EN🇺🇦UAPreviewTitle (EN)Short answer (EN)**Detached HEAD** is a state in Git where HEAD points directly to a specific commit instead of to a branch. **Key point:** new commits made in this state are not preserved in the branch history unless a new branch is created.Shown above the full answer for quick recall.Answer (EN)Image**Detached HEAD** is a state in Git where **HEAD points directly to a specific commit instead of to a branch**. Simply put: you are "looking" at an old commit **without being attached to a branch**. --- ## How HEAD normally works In normal mode: ``` HEAD → main → the latest commit ``` You are on a branch, and new commits are added to its history without any issue. --- ## What happens in detached HEAD For example, you run: ```bash git checkout a1b2c3d ``` Now: ``` HEAD → commit a1b2c3d ``` - HEAD no longer **points to a branch** - Git warns you that you are in a detached HEAD state --- ## Why this is dangerous In detached HEAD you can: - read the code - run the project - experiment temporarily But if you make a commit: - it **will not belong to any branch** - when you switch to another branch, this commit **may get lost** --- ## How to work correctly in detached HEAD If you realize you want to keep the changes: ```bash git switch -c new-branch ``` This way you: - create a new branch - "attach" the commits to the history --- ## When detached HEAD is normal This is a normal state if you are: - looking at an old version of the project - checking a bug from the past - running tests on a specific commit - studying the history --- ## How to exit detached HEAD Just switch back to a branch: ```bash git switch main ``` or ```bash git checkout main ``` --- ## A frequent mistake in interviews "Detached HEAD is an error" is wrong. It is a **mode**, not an error. The error is making commits and not saving them. --- ## A short answer for an interview > Detached HEAD is a state where HEAD points directly to a commit rather than to a branch, so new commits are not preserved in the branch history unless a new branch is created.For the reviewerNote to the moderator (optional)Visible only to the moderator. Helps review go faster.