https://www.thenational.academy/pupils/lessons/bitmap-file-size-calculation/video
Bitmap file size calculation | Oak National Academy
I can explain how resolution and colour depth affect the file size of an image.
oak national academybitmap filesizecalculation
https://www.fileformat.info/mirror/egff/ch03_08.htm
Pros and Cons of Bitmap File Formats
pros and consbitmap fileformats