The file extension indicates a compressed archive created using the 7-Zip open-source compression software. Format : 7z (LZMA/LZMA2 compression algorithms)
: For legitimate image compression without the risk of archives, consider web-based optimizers like TinyPNG or Compressor.io . To provide more specific details, could you tell me: Photos.7z
did you find this file (e.g., an old hard drive, an email, or a download)? What is the approximate file size ? The file extension indicates a compressed archive created
If you have encountered this file, follow these steps to ensure safety: an old hard drive
: Do not open the file if it was received from an unsolicited email, even if the sender appears familiar.