Photos: JPEG (universal) or additionally the original RAW/HEIC for the most valuable ones. Video: MP4 (H.264/H.265). Avoid exotic formats and remember that every 10-15 years it is worth moving the archive to fresh media and formats.
Put your most important documents in one secure place
Sejf Życia is an encrypted space for documents, access details and instructions for loved ones. Only you decide who gets access, and when.