All Remo Software products work on Read-Only mode and it is nowhere related with the hard drive warranty. Remo Software products were designed in such a way that it doesn’t affect the physical elements of the drive.
In some cases like hard drive crash, logical corruption, failed to boot, fails to mount or blue screen error, we recommend to disconnect the drive from the computer and connect it to a different computer to recover data. Before disconnecting the drive from your computer, check with your computer manufacturer or user manual about the warranty. As disconnecting the drive from Laptop or PC might void warranty.