Learn how to download and reinstall OneNote for Windows (formerly called OneNote 2016) if it is missing from your Office 2019 installation. Find answers to frequently asked questions, connect with experts, and provide feedback on OneNote.

Learn how to download and install Microsoft 365, Office 2021, Office 2019, or Office 2016 offline on your PC. Follow the steps for your plan and activate Office after installation.

Learn how to download and install or reinstall Microsoft 365 or Office 2021 on a PC or Mac. Find out the system requirements, product keys, activation steps, and troubleshooting tips.

Learn the differences between OneNote for Windows 10 and OneNote, the free desktop app that runs on Windows 10 and 11. Find out how to get, update, and use each version of OneNote.

Learn how to troubleshoot common sync errors in OneNote, such as server is busy, not enough space, or service not available. Find out how to check internet connectivity, OneDrive status, notebook contents, and error codes.

Learn how to download a copy of any of your OneNote notebooks to your PC or Mac, or upload its contents to another account. Find troubleshooting tips for common issues with exporting and importing notebooks.

Learn how to install Office apps from Microsoft 365 on your PC after signing up for the service. Follow the steps to choose the language, run the installation, and take the tour.

Find out how to download and install Microsoft 365 or Office 2019, 2016, or 2013 on your PC or Mac. Follow the steps to sign in, choose your language and bit version, and activate your product.

Learn how to use OneNote to take notes, format, draw, share, and sync across devices. Find answers to common questions, contact support, and explore Microsoft products and services.

Learn how to create a new notebook in OneNote on your computer, OneDrive, or SharePoint. Follow the steps to choose the location, name, and section of your notebook.