A quick Google search reveals dozens of sites offering a downloadable .exe labeled "Acronis True Image Portable." You should use these. Here is why:
To use it, simply plug the USB into any PC, enter the BIOS/UEFI boot menu, and select the USB drive as the primary boot device. Pro Tip: The Hybrid Approach Acronis True Image Portable
Using the Rescue Media typically requires a valid subscription or perpetual license, depending on the version you used to create it. A quick Google search reveals dozens of sites
Acronis True Image has been a market leader in disk cloning and system backup since 2002. However, the term "Portable" is often misunderstood. In industry terminology: enter the BIOS/UEFI boot menu