Sometimes you need just a dash of extra light. Whilst not very powerful, your camera’s built-in flash might just come to your rescue.
7 Things to Consider When Choosing Your First Canon Camera
A Guide to On-Camera Flash
Canon EOS R100 APS-C Mirrorless Camera
The B&H Speedlight Buyer's Guide
What are the Benefits of an External Flash?
A Guide to On-Camera Flash
In Focus: Built-in Flash Techniques
Canon Rebel T3i Camera, Tutorial
Using the Built-in Flash, Working in Low Light with Your Canon EOS Rebel T6s / T6i (760D / 750D)
External Flash - All You Need to Know - NFI