Please download and install IUWEshare Digital Camera Photo Recovery(Win/Mac) on your computer at first.
Canon EOS Rebel T3/T3i/T4i/T5i benefit a lot to photographers. It records both RAW and large JEPG images simultaneously on SD/SDHC/SDXC memory card. Sometimes, the photos may get lost due to the ( included but not limited to) following reasons.
When suffering from data loss problems, it is important that you do not take or save new pictures on the same memory card before you recover the lost photos, because the newly created photos may overwrite the lost files and make them unrecoverable. Then you need photo recovery software to help you. You can download IUWEshare Digital Camera Photo Recovery(Win/Mac), which can efficiently recover deleted/lost photos from Canon EOS Rebel T3/T3i/T4i/T5i SD/SDHC/SDXC memory card.
Note: To perform photo recovery on your Canon EOS Rebel memory card with Photo Recovery tool, your storage card should mount as a drive when connected to the computer, you can achieve this by directly connect your camera with the memory card embedded in to the computer or take the memory card out of your camera and connect it to the computer via a card reader.
Take out your memory card from your camera and connect it to your computer via a digital cable, the program will detect it automatically and display it on the main panel with the card type and name, select the memory card, then hit "Scan" button.
After the scan is over, all the recoverable image files will be displayed in the left pane. You can view them by list or thumbnails in the right panel. Tick the specific image files that you want to recover, then hit "Recover" button to restore them.
Note: Do not save the recovered photos to your memory card, or it may erase some Already deleted photos or other data on your card. You are recommended to save them to another directory.