JPEG stands for Joint Photographic Experts Group, created by ISO in 1992. JPEG uses lossy compression to reduce image size by 50-75%. Supports 16,777,216 colors using 8-bit RGB model. Maximum size is 65,535 x 65,535 pixels
3000x3000 pixel images provide high resolution with 1:1 square aspect ratio. Resolution is total number of pixels, pixel density affects image quality. Pixel density varies based on display size, higher density means sharper images
Smallpdf offers free online JPG to Word conversion without registration. Converts images to editable Word documents using Optical Character Recognition (OCR). Works with all operating systems and browsers
iPhone saves photos in HEIF format, which is high-efficiency but incompatible. Photos can be converted to JPG in Files app by copying and pasting. Photos can be sent as email attachments automatically converting to JPG. Camera settings can be changed to automatically save photos as JPG
WEBP is a newer image format that preserves more information while being smaller than PNG or JPG. Many programs don't natively support WEBP format
Open JPG in Adobe Acrobat and select Microsoft Print to PDF. Right-click photo, choose Open with Photos, then select Print. Name PDF and save to desired location