Windows 10's Sticky Notes app is a powerful note-taking solution, but it does not restore deleted notes-or does it?
How to Recover Deleted Sticky Notes
You've accidentally deleted a sticky note that had some important information on it, even though this feature is not part of the desktop app, it's a way to get your deleted notes back.
but the desktop app does not have a way to recover or even see the items that you deleted. Directly from your Microsoft Outlook account.
Note: To access this feature you need to sign in to a Microsoft account on Windows 1
Fire up Outlook.live.com and sign in to your Microsoft account for use with Windows 10
 Scroll through the list until you see the items you want to recover.
If you have any items, click the bubble next to each item and then click "Restore." happened. When you return to the desktop app, nothing seems to have changed.
From the desktop app, click the three dots menu button on any note, then click "Notes List." 
A list of all notes is available from here. You can easily search, delete, and show anything contained in this list. Right-click Note, then Open Note again ” width=”491″ height=”272″ src=”/pagespeed_static/1.JiBnMqyl6S.gif” onload=”pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);” onerror=”this.onerror=null;pagespeed.lazyLoadImages.loadIfVisibleAndMaybeBeacon(this);”/>
If you do not see it, you will not see it in the Notes List, click the Cog in the upper right corner.
Scroll down the settings until you see the "Sync now" button and click it. 19659005]