If you're looking to recover data from a memory card used in a DSLR camera, there are a few steps you can take to try and retrieve the lost or deleted files. Here's a general guide for DSLR memory card data recovery:
Stop using the memory card: As soon as you realize that data has been lost or deleted, stop using the memory card immediately. Continued use of the card can overwrite the deleted data, making it much more difficult to recover.
Use a card reader: Remove the memory card from the DSLR camera and insert it into a card reader. Connect the card reader to your computer. If your computer doesn't have a built-in card reader, you can purchase an external USB card reader.
Software-based recovery: There are several data recovery software programs available that specialize in recovering data from memory cards. Some popular options include iCare Data Recovery Free, Recuva, PhotoRec, and EaseUS Data Recovery Wizard(paid tool). Download and install one of these programs on your computer.
Launch the recovery software: Open the data recovery software you installed and follow the instructions provided by the program. Typically, you'll need to select the memory card as the target location for scanning and choose the types of files you want to recover (e.g., photos, videos, etc.).
Scan the memory card: Initiate a scan of the memory card using the recovery software. This process may take some time depending on the size of the card and the amount of data stored on it.
Preview and recover files: Once the scan is complete, the recovery software will display a list of recoverable files. Preview the files to verify their integrity and select the ones you want to recover. Choose a safe location on your computer's hard drive or an external storage device to save the recovered files.
Professional data recovery services: If the software-based recovery methods don't yield satisfactory results, you may consider contacting a professional data recovery service. These services have specialized equipment and expertise to recover data from damaged or inaccessible memory cards. Be aware that professional data recovery services can be costly.
Remember that the success of data recovery depends on various factors, such as the condition of the memory card and the amount of data overwritten since the files were lost. It's always recommended to regularly back up your data to avoid data loss in the future.