If your camera was released after April 2020 (e.g., Canon R5, Sony A1, Nikon Z9), Camera Raw 12.2.1 will not open those files. You will need a newer version.
Adobe Camera Raw (ACR) 12.2.1 is a powerful, non-destructive image processing plugin used primarily for editing raw files from digital cameras within applications like Adobe Photoshop, Bridge, and After Effects. Released in early 2020, version 12.2.1 is particularly valued by photographers who prefer its classic interface or require compatibility with specific older hardware and software workflows. camera raw 12.2.1 free download
Windows 7 (64-bit) with Service Pack 1, or Windows 10 (version 1809 or later). If your camera was released after April 2020 (e
P: Revert UI to older Camera Raw UI (12.2.1) after Interface Changes camera raw 12.2.1 free download