Yes, it might be possible to recover your data even if you didn't back it up, depending on the situation. Here are some options:
Use data recovery software: There are many data recovery tools available that can scan your storage device (like a hard drive, SSD, USB stick, or memory card) for recoverable files. These tools often work even if the files have been deleted or the device has been formatted, as long as the data hasn't been overwritten by new data.
Check cloud services: Sometimes, files might be backed up automatically to cloud services linked to your applications or operating system, such as Google Drive, iCloud, or OneDrive. Check any such services you use to see if your files are there.
Restore from previous versions: Some operating systems, like Windows, have a feature that allows you to restore previous versions of files or folders. This is useful if you've accidentally deleted or modified a file.
Data recovery services: If the data is extremely important and the above methods don't work, you can consider using a professional data recovery service. These services can often recover data from damaged or failed devices, but they can be expensive.
The success of data recovery depends on many factors, such as how the data was lost, the type of storage device, and whether new data has overwritten the old data. It's always best to start recovery efforts as soon as possible to improve the chances of success.