However, you may accidentally deleted photos from Canon Rebel T6i or T7i digital camera. Well, do not worry, it is possible to recover deleted photos from Canon T6i or T7i camera. All you need is to use a Canon photo recovery software, here's a good one
how to recover photos from Canon camera
The canon camera photo recovery software is easy to use. You can recover deleted photos from Canon digital cameras, such as Canon Rebel T6i, T7i, T5i, EOS 1200d, g7x, 70d, etc.
You can follow this step by step tutorial
Step 1. Take out memory card from your camera.
Step 2. Connect memory card to computer with a card reader
Step 3. In Photo recovery software, select memory card, and then choose Start to scan for lost photos.
Step 4. After scanning completed, you can see list of recoverable photos in result page. Select photos you want to recover, and then press Recover to save them.