Upgrade your GitHub Enterprise license to extend it and/or to add more seats.
If you'd like to renew or add seats to your GitHub Enterprise license, please contact our sales and account management team. Your new license file will be available for download immediately after you complete your order.
If you don't already have a copy of your new license file, download it now.
Select License from the navigation bar.
Click Upload license file to select your license, or drag your license onto Upload license file from your local filesystem (you don't need to upload a software package).
Click Begin upgrade.