Well, do not worry, you can download Canon camera photo recovery software to recover deleted/formatted pictures from Canon camera. See this tutorial
The canon camera photo recovery software is easy to use. You can recover deleted photos and lost photos after Canon camera reformat. It can be installed on Windows 10, Windows 8, Windows 7, Windows Vista, Windows XP computer. You can recover deleted photos from all canon cameras, such as Canon EOS 750D, 800D, EOS 200D, Canon EOS 4000D, Canon EOS 10D, 800D, M50, 80D DSLR. You can recover deleted photos from Canon camera memory card, SD card, microSD card, SDHC, SDXC, SD mini, CF card.