Copy and Replace StickyNotes.snt File for Sticky Notes Backup and Recovery
To backup sticky notes in Windows 10/8.1/8/7:
STEP 1. Type %AppData%\Microsoft\Sticky Notes in start menu search box (this is the sticky notes file location) and press Enter.
STEP 2. Copy StickyNotes.snt to anywhere you think it's safe, like an external hard drive or external drive.
To restore sticky notes:
STEP 1. Type %AppData%\Microsoft\Sticky Notes in start menu search box or run and press Enter.
STEP 2. Copy the StickyNotes.snt file from your backup folder and paste it in the folder that opens.