Why are shared OneDrive files not accessible when I am offline?

1. Check that your device is connected to the internet, and the OneDrive service isn’t experiencing any unexpected outages.
2. Ensure your device has the latest Windows, Office, and OneDrive updates.
3. Make sure you’ve granted permissions to the OneDrive shared file.
4. Verify that the file is stored in your Personal Vault.
5. Check the status of your OneDrive files.