Maximum file size is 3 MB. Please use online "Image compressor" website to compress your photograph to below 3 MB and then upload the compressed image. For example, you may use this website - https://imagecompressr.com/
Please ensure to follow all Tutorial Proposal Guidelines for VLSID-2025. Maximum file size is 5 MB. Please use "Online PDF compressor" websites to compress your PDF file to below 5 MB and then upload the compressed PDF. For example, you may use this website - https://www.ilovepdf.com/compress_pdf