The location on your computer that OneDrive files are stored is C:\users\yourUsername\OneDrive You can open this location in File Explorer by double-clicking the OneDrive icon at the system tray
In File explorer there is an OneDrive shortcut at the left panel
You can create, copy, delete etc files/directories. Then OneDrive will synchronize your files on the cloud storage. You can see which files are synchronized in Status column
If you right-click an item at the OneDrive location you will see some extra items
You can share a file with Share a OneDrive link. It creates a link from the file on the Cloud.
More OneDrive sharing options will open your browser and will show you more options for sharing
View online open the file from the cloud in your browser.
Always keep on this device keeps the item available to your computer.
Clear space delete the item from your computer but still exists on the cloud.
You can see your files on the cloud, by right-clicking the OneDrive icon on the system tray and click View online.
If you want to access your files from an other computer, open your browser and go to https://onedrive.com