The "portable" context usually refers to using these features from Acronis Bootable Rescue Media

For backups stored in the cloud, users can log into the Acronis Web Console from any web browser to browse and download specific files without having any software installed. Troubleshooting Access How to open Acronis Backup Explorer?

If you need to run an antivirus scan on the backup or use a comparison tool (like Beyond Compare):

: By using the Acronis Rescue Media Builder, you can create a portable USB drive that contains a standalone version of the explorer. This is essential if your main operating system won't boot.