GitHub Help

  • GitHub.com GitHub Enterprise 2.5 GitHub Enterprise 2.4 GitHub Enterprise 2.3 GitHub Enterprise 2.2 GitHub Enterprise 2.1
  • Enterprise 2.2
  • Set up git

    Set Up Git
  • Create a repo

    Create A Repo
  • Fork a repo

    Fork A Repo
  • Be social

    Be Social

Sometimes you just need a little help.

Common Issues

  • Why are my contributions not showing up on my profile?
  • Why is Git always asking for my password?
  • Dealing with non-fast-forward errors
  • Error: Repository not found
  • HTTPS cloning errors
  • What are the limits for viewing content and diffs in my repository?
  • Remove sensitive data
  • How do I access my organization account?
  • What are the different access permissions?
  • Why are my commits linked to the wrong user?
  • Error: remote HEAD refers to nonexistent ref, unable to checkout
  • My repository is marked as the wrong language
  • Bootcamp
    • Set Up Git
    • Create A Repo
    • Fork A Repo
    • Be Social
    • GitHub Glossary
    • Good Resources for Learning Git and GitHub
  • Setup
    • Setting your email in Git
    • Setting your username in Git
    • Dealing with line endings
    • Keeping your email address private
    • How do I set up my profile picture?
  • Using Git
    • Git cheatsheet
    • Ignoring files
    • Associating text editors with Git
    • What is a good Git workflow?
    • Using Git blame to trace changes in a file
    • Resolving a merge conflict from the command line
  • Managing email preferences
    • Adding an email address to your GitHub account
    • Changing your primary email address
    • Remembering your GitHub username or email
  • User Accounts
    • Changing your GitHub username
    • Deleting your user account
    • What's the difference between user and organization accounts?
    • Publicizing or hiding organization membership
    • Permission levels for a user account repository
    • What happens when I change my username?
    • Connecting with third-party applications
  • Setting up and managing organizations and teams
    • Creating a new organization account
      • About organizations
      • Creating a new organization from scratch
      • Converting a user into an organization
    • Setting up teams for accessing organization repositories
      • Permission levels for an organization repository
      • Creating teams
      • Adding people to teams in an organization
      • Removing a member from a team in your organization
      • Removing a user from your organization
    • Keeping your organization secure
      • Reviewing the audit log for your organization
      • Ensuring that organization members have enabled two-factor authentication
      • Auditing applications owned by your organization
    • Managing organization settings
      • Accessing your organization's settings
      • Renaming an organization
      • Transferring organization ownership
      • Deleting an organization account
      • Converting an organization into a user
  • Organizations
    • How do I access my organization account?
    • What are the different access permissions?
    • Removing yourself from an organization
  • Security
    • Updating your GitHub access credentials
    • What is a strong password?
    • How can I reset my password?
    • Reviewing your security log
    • Preventing Unauthorized Access
    • Sudo Mode
  • Two-factor Authentication (2FA)
    • About Two-Factor Authentication
    • Downloading your two-factor authentication recovery codes
    • Configuring two-factor authentication via a TOTP mobile app
    • Providing your 2FA authentication code
    • Recovering your account if you lost your 2FA credentials
  • Repositories
    • Integrating JIRA with your projects
    • Creating a new repository
    • Cloning a repository
    • Making a public repository private
    • Making a private repository public
    • Transferring a repository
    • Renaming a repository
    • Duplicating a repository
    • Deleting a repository
    • About Webhooks
    • My repository is marked as the wrong language
    • Can I archive a repository?
    • HTTPS cloning errors
    • Issues-only access permissions
    • Getting permanent links to files
    • Relative links in READMEs
    • Section links on READMEs and blob pages
    • What are the limits for viewing content and diffs in my repository?
    • Adding an existing project to GitHub using the command line
    • Error: Repository not found
    • Error: Remote HEAD refers to nonexistent ref, unable to checkout
  • Managing Large Files
    • Working with large files
      • Conditions for large files
      • Removing files from a repository's history
      • Distributing large binaries
    • Versioning large files
      • About Git Large File Storage
      • Installing Git Large File Storage
      • Configuring Git Large File Storage
      • Collaboration with Git Large File Storage
  • Search
    • Searching GitHub
    • Advanced Search
    • Search Syntax
    • Searching repositories
    • Searching code
    • Searching issues
    • Searching users
  • Notifications
    • About notifications
    • Watching repositories
    • Configuring notification emails
    • Viewing your feeds
    • Receiving email notifications for pushes to a repository
    • News Feed
    • Managing notification delivery methods
    • Listing watched repositories
    • Unwatching repositories
    • Managing notifications
  • Stars
    • About Stars
    • Managing your stars
  • Keyboard Shortcuts
    • Using keyboard shortcuts
  • Administering a repository
    • Helping people contribute to your project
      • Setting guidelines for repository contributors
    • Managing branches in your repository
      • About branches
      • Setting the default branch
      • Viewing branches in your repository
  • Collaborating on projects using issues and pull requests
    • Working with forks
      • About forks
      • Configuring a remote for a fork
      • Syncing a fork
      • Merging an upstream repository into your fork
      • What happens to forks when a repository is deleted or changes visibility?
    • Discussing projects in issues and pull requests
      • Subscribing to conversations
      • Unsubscribing from conversations
    • Proposing changes to a project with pull requests
      • Types of collaborative development models
      • Creating and deleting branches within your repository
      • Using pull requests
      • Creating a pull request
    • Reviewing and discussing changes in pull requests
      • Reviewing proposed changes in a pull request
      • Commenting on differences between files
      • Checking out pull requests locally
    • Incorporating changes from a pull request
      • Merging a pull request
      • Closing a pull request
      • Reverting a pull request
  • Managing projects
    • About issues
    • Creating an issue
    • Disabling issues
    • File attachments on issues and pull requests
    • Assigning issues and pull requests to other GitHub users
    • Viewing all of your issues and pull requests
    • Creating and editing labels for issues and pull requests
    • Applying labels to issues and pull requests
    • Creating and editing milestones for issues and pull requests
    • Associating milestones with issues and pull requests
    • Viewing your milestone's progress
    • Filtering issues and pull requests
    • Filtering issues and pull requests by assignees
    • Filtering issues and pull requests by labels
    • Filtering issues and pull requests by milestone
    • Sorting issues and pull requests
    • Using search to filter issues and pull requests
    • Sharing filters
    • Locking conversations
    • Deleting unused branches
  • Managing Repository Collaborators
    • Adding collaborators to a personal repository
    • Removing a collaborator from a personal repository
    • Removing yourself from a collaborator's repository
  • Managing Remotes
    • About remote repositories
    • Adding a remote
    • Changing a remote's URL
    • Renaming a remote
    • Removing a remote
    • Which remote URL should I use?
    • Why is Git always asking for my password?
    • Dealing with non-fast-forward errors
    • Fetching a remote
    • Pushing to a remote
    • Updating credentials from the OSX Keychain
    • Caching your GitHub password in Git
  • SSH
    • Generating an SSH key
      • Checking for existing SSH keys
      • Generating a new SSH key and adding it to the ssh-agent
      • Adding a new SSH key to your GitHub account
      • Testing your SSH connection
    • Keeping your SSH keys and application access tokens safe
    • Working with SSH key passphrases
    • How do I recover my SSH key passphrase?
    • Error: Permission denied (publickey)
    • Error: Bad file number
    • Error: Key already in use
    • Error: Permission to user/repo denied to other-user
    • Error: Permission to user/repo denied to user/other-repo
    • Error: Agent admitted failure to sign
  • GitHub Pages Basics
    • What are GitHub Pages?
    • User, Organization, and Project Pages
    • Creating Pages with the automatic generator
    • Creating Project Pages manually
    • Further reading on GitHub Pages
  • Customizing GitHub Pages
    • Using Jekyll as a static site generator with GitHub Pages
      • About GitHub Pages and Jekyll
      • Setting up your Pages site locally with Jekyll
      • Configuring Jekyll
    • Troubleshooting Jekyll builds
      • Viewing Jekyll build error messages
      • Generic Jekyll build failures
      • Page build failed: Invalid submodule
      • Page build failed: Missing submodule
      • Page build failed: Markdown errors
      • Page build failed: Config file error
      • Page build failed: Unknown tag error
      • Page build failed: Tag not properly terminated
      • Page build failed: Tag not properly closed
      • Page build failed: File does not exist in includes directory
      • Page build failed: File is a symlink
      • Page build failed: Symlink does not exist within your site's repository
      • Page build failed: File is not properly UTF-8 encoded
      • Page build failed: Invalid post date
      • Migrating your Pages site from Maruku
      • Files that start with an underscore are missing
    • Adding Jekyll plugins to a GitHub Pages site
      • Configuring Jekyll plugins
      • Sitemaps for GitHub Pages
      • Repository metadata on GitHub Pages
      • Redirects on GitHub Pages
      • Emoji on GitHub Pages
      • @Mentions on GitHub Pages
    • Additional customizations for GitHub Pages
      • Creating a custom 404 page for your GitHub Pages site
      • Using a static site generator other than Jekyll
      • MIME types on GitHub Pages
  • GitHub Pages Troubleshooting
    • Unpublishing a Project Pages site
    • Unpublishing a User Pages site
  • Writing on GitHub
    • Getting started with writing and formatting on GitHub
      • About writing and formatting on GitHub
      • Basic writing and formatting syntax
    • Working with advanced formatting
      • Organizing information with tables
      • Creating and highlighting code blocks
      • Autolinked references and URLs
  • Manipulating Files
    • Creating new files
    • Adding a file to a repository from the command line
    • Renaming a file
    • Moving a file to a new location
    • Moving a file to a new location using the command line
    • Deleting files
    • GitHub Flow in the Browser
    • Editing files in your repository
    • Editing files in another user's repository
  • Working with non-code files
    • Rendering and diffing images
    • 3D File Viewer
    • Rendering CSV and TSV data
    • Rendering PDF documents
    • Rendering differences in prose documents
  • Commits
    • Changing a commit message
    • Closing issues via commit messages
    • Commit exists on GitHub but not in my local clone
    • Commit branch and tag labels
    • Why are my commits linked to the wrong user?
    • Why are my commits in the wrong order?
    • Comparing commits across time
    • Differences between commit views
  • Gists
    • About gists
    • Creating gists
    • Forking and cloning gists
  • Advanced Git
    • Remove sensitive data
    • About Git rebase
    • Using Git rebase
    • Resolving merge conflicts after a Git rebase
    • Changing author info
    • Splitting a subfolder out into a new repository
    • About Git subtree merges
  • Releases
    • About Releases
    • Creating Releases
    • Working with Tags
    • Editing and deleting releases
    • Getting the download count for your releases
    • Linking to releases
  • Graphs and Contributions
    • About Repository Graphs
    • Viewing contributions on your profile page
    • Why are my contributions not showing up on my profile?
    • I don't see myself in the repository contributors graph
    • About Pulse
    • Why don't graphs work with IE8?
  • Automation
    • Getting started with the API
    • Creating an access token for command-line use
    • Git automation with OAuth tokens
  • Wiki
    • About GitHub Wikis
    • Adding wiki pages via the online interface
    • Editing wiki pages via the online interface
    • Creating a footer
    • Creating a sidebar
    • Adding and editing wiki pages locally
    • Viewing a wiki's history of changes
    • Adding images to wikis
    • Adding links to wikis
    • Supported MediaWiki formats
    • Changing access permissions for wikis
    • Disabling wikis
  • Importing
    • Importing a Git repository using the command line
    • What are the differences between SVN and Git?
    • Support for Subversion clients
    • Subversion properties supported by GitHub
The GitHub Logo

© 2016 GitHub Inc. All rights reserved.

  • Terms of Service
  • Privacy
  • Security
  • Support