Users cannot successfully use OKR which version is older than 184.108.40.20612 to backup images over 100GB. These old versions are only capable for the image backup operation, but when attempting to perform a recovery, the following error message will prompt: “The Image file is not valid.”
The above symptom may occur upon the following operating system:
IdeaPad and Essential laptops with OKR versions older than 220.127.116.1112
To use OKR to backup and restore images over 100GB successfully, please upgrade your OKR version to 18.104.22.16812 or later version prior to performing backups. The newer version of OKR will support backup images up to 300GB.
Please click the below links to download and install: