Onenote Website

Collaborate for free with online versions of Microsoft Word, PowerPoint, Excel, and OneNote. Save documents, spreadsheets, and presentations online, in OneDrive. Check to make sure you have access to the notebook via OneNote for the web (at www.onenote.com), SharePoint, or SharePoint Online. “Not enough space” sync errors Some errors, such as 0xE00015E0, indicate there’s not enough space on the device or notebook to sync a section. Use Internet Explorer to send a web page to OneNote. In Internet Explorer, open the page you want to capture. Right-click a blank area of the page and click Send to OneNote. In the dialog box that opens, choose a location for the page, and then click OK.

OneNote 2021 v2103 is actually generated using OneNote v2103 in Microsoft 365 until 2021 march , repackaged, and changed the year number.
There are new features compared to OneNote 2016, as well as removals.
Overall, little has changed.

Online Video

In “Insert” tab, add new group “Media” , add new “Online Video” feature.
This feature copies the video link from the specified video website and pastes it in to display the video directly on the OneNote page.

Check Accessibility

In “Review” tab, add new group “Accessibility”, add “Check Accessibility” feature.

Help Tab

How To Run Onenote To Print

Add new “Help” tab. It include follow features:
Help, Contact Support, Feedback, Show Training.

Feedback

Include: Send a Smile (I Like Something), Send a Flown (I Don’t Like Something), Send a Suggestion.

Update Options (Office Update)

Updates are automatically download and install.

Onenote Website Clipper

New Features in OneNote Options Window

Add Black Theme, Remove Office Background

In General tab:

Office theme, add “Black” theme.
Delete Office background.

Sync Tab

Include 2 items:

Sync notebooks automatically.
Download all files and images.

Remove Help Language in Language Tab

Onenote Website Down

Local help documents may no longer be available, and all help language settings are removed.

Pen Options

Onenote Website Vs App

Add an option for pen in advance tab:

Show Tablet PC Input Panel on OneNote pages.

Missing Feed Feature

OneNote 2021 v2103 does not have Feed feature.
OneNote v2103 in Microsoft 365 for the same period has a Feed feature.

Microsoft Onenote Online

EXE Addins

UWP Addins

MAC Addins